1 host affected · 2 of 33 checks failing ashton.own1.ownx.co

yggdrasil-monitor

Range 1h6h24h3d7d30d · ← older newer → ↻ Live
24 h window · history · ends 2026-10-10 04:32Z · 2026-10-09 04:32Z → 2026-10-10 04:32Z · /api/summary · /api/timeseries
Sparkline: line = average latency, red band = outage window · Bucket = 10 min · Vantage: xnode-1 over public internet

Own1 host metrics Pushed every ~60 s from Own1. Orange line = 1m load avg over 24h. Dashed = overcommit threshold (load > #cores). Red tinted zone above the threshold is when yggdrasil keepalives start to starve.

own1 · load 1.22 / 1.33 / 1.30 (1m / 5m / 15m) · mem 25.0 GB free of 93.9 GB · swap 32.2 GB used image 512 OK ygg 3 peers · 1 reconnects/h
load
1.2
434 samples
—
—
2026-10-09 04:33Z load 1.45 / 1.51 / 1.48 (1/5/15m) mem 26.8 GB free swap 9.0 GB used bench-worker: auto2026-10-09 04:40Z load 2.65 / 1.82 / 1.60 (1/5/15m) mem 25.2 GB free swap 10.4 GB used bench-worker: auto2026-10-09 04:44Z load 1.33 / 1.57 / 1.58 (1/5/15m) mem 22.9 GB free swap 16.1 GB used bench-worker: auto2026-10-09 05:39Z load 0.93 / 1.23 / 1.37 (1/5/15m) mem 23.0 GB free swap 21.2 GB used bench-worker: auto2026-10-09 05:41Z load 1.39 / 1.34 / 1.40 (1/5/15m) mem 23.1 GB free swap 21.9 GB used bench-worker: auto2026-10-09 05:44Z load 1.38 / 1.35 / 1.39 (1/5/15m) mem 23.1 GB free swap 21.9 GB used bench-worker: auto2026-10-09 05:48Z load 1.43 / 1.41 / 1.40 (1/5/15m) mem 23.1 GB free swap 22.6 GB used bench-worker: auto2026-10-09 05:55Z load 1.29 / 1.38 / 1.38 (1/5/15m) mem 23.4 GB free swap 22.6 GB used bench-worker: auto2026-10-09 05:57Z load 1.71 / 1.50 / 1.43 (1/5/15m) mem 23.3 GB free swap 22.6 GB used bench-worker: auto2026-10-09 06:02Z load 1.39 / 1.43 / 1.42 (1/5/15m) mem 27.2 GB free swap 23.3 GB used bench-worker: auto2026-10-09 06:05Z load 1.65 / 1.57 / 1.47 (1/5/15m) mem 23.5 GB free swap 24.7 GB used bench-worker: auto2026-10-09 06:10Z load 1.37 / 1.47 / 1.45 (1/5/15m) mem 23.3 GB free swap 24.7 GB used bench-worker: auto2026-10-09 06:14Z load 1.38 / 1.39 / 1.42 (1/5/15m) mem 23.3 GB free swap 24.7 GB used bench-worker: auto2026-10-09 06:19Z load 1.21 / 1.28 / 1.36 (1/5/15m) mem 27.8 GB free swap 26.0 GB used bench-worker: auto2026-10-09 06:22Z load 1.47 / 1.35 / 1.37 (1/5/15m) mem 23.5 GB free swap 26.0 GB used bench-worker: auto2026-10-09 06:27Z load 1.41 / 1.36 / 1.37 (1/5/15m) mem 23.5 GB free swap 26.7 GB used bench-worker: auto2026-10-09 06:28Z load 1.25 / 1.33 / 1.36 (1/5/15m) mem 23.5 GB free swap 26.7 GB used bench-worker: auto2026-10-09 06:33Z load 2.20 / 1.57 / 1.44 (1/5/15m) mem 23.6 GB free swap 31.7 GB used bench-worker: auto2026-10-09 06:38Z load 1.91 / 1.71 / 1.53 (1/5/15m) mem 27.4 GB free swap 31.8 GB used bench-worker: auto2026-10-09 08:01Z load 1.41 / 1.35 / 1.40 (1/5/15m) mem 27.5 GB free swap 32.3 GB used bench-worker: auto2026-10-09 08:04Z load 1.14 / 1.30 / 1.37 (1/5/15m) mem 26.0 GB free swap 32.3 GB used bench-worker: auto2026-10-09 08:11Z load 0.96 / 1.15 / 1.29 (1/5/15m) mem 24.8 GB free swap 32.3 GB used bench-worker: auto2026-10-09 08:14Z load 1.27 / 1.23 / 1.30 (1/5/15m) mem 24.8 GB free swap 32.3 GB used bench-worker: auto2026-10-09 08:16Z load 1.25 / 1.28 / 1.31 (1/5/15m) mem 24.8 GB free swap 32.3 GB used bench-worker: auto2026-10-09 08:20Z load 0.90 / 1.19 / 1.27 (1/5/15m) mem 24.9 GB free swap 32.3 GB used bench-worker: auto2026-10-09 08:25Z load 1.32 / 1.31 / 1.30 (1/5/15m) mem 24.8 GB free swap 32.3 GB used bench-worker: auto2026-10-09 08:29Z load 1.22 / 1.33 / 1.31 (1/5/15m) mem 24.9 GB free swap 32.3 GB used bench-worker: auto2026-10-09 08:35Z load 1.41 / 1.41 / 1.36 (1/5/15m) mem 27.7 GB free swap 32.3 GB used bench-worker: auto2026-10-09 08:38Z load 1.14 / 1.37 / 1.35 (1/5/15m) mem 27.5 GB free swap 32.3 GB used bench-worker: auto2026-10-09 08:41Z load 1.39 / 1.39 / 1.37 (1/5/15m) mem 24.8 GB free swap 32.3 GB used bench-worker: auto2026-10-09 08:45Z load 1.46 / 1.41 / 1.38 (1/5/15m) mem 24.8 GB free swap 32.3 GB used bench-worker: auto2026-10-09 08:50Z load 1.08 / 1.33 / 1.35 (1/5/15m) mem 24.8 GB free swap 32.3 GB used bench-worker: auto2026-10-09 08:55Z load 1.02 / 1.29 / 1.34 (1/5/15m) mem 27.5 GB free swap 32.3 GB used bench-worker: auto2026-10-09 08:57Z load 1.22 / 1.27 / 1.31 (1/5/15m) mem 24.8 GB free swap 32.3 GB used bench-worker: auto2026-10-09 09:01Z load 1.39 / 1.34 / 1.34 (1/5/15m) mem 24.9 GB free swap 32.3 GB used bench-worker: auto2026-10-09 09:06Z load 1.01 / 1.18 / 1.27 (1/5/15m) mem 24.9 GB free swap 32.3 GB used bench-worker: auto2026-10-09 09:10Z load 1.34 / 1.23 / 1.26 (1/5/15m) mem 24.9 GB free swap 32.3 GB used bench-worker: auto2026-10-09 09:13Z load 1.37 / 1.36 / 1.31 (1/5/15m) mem 24.9 GB free swap 32.3 GB used bench-worker: auto2026-10-09 09:17Z load 1.11 / 1.32 / 1.30 (1/5/15m) mem 27.6 GB free swap 32.3 GB used bench-worker: auto2026-10-09 09:21Z load 1.31 / 1.33 / 1.31 (1/5/15m) mem 27.4 GB free swap 32.3 GB used bench-worker: auto2026-10-09 09:24Z load 1.08 / 1.28 / 1.29 (1/5/15m) mem 25.0 GB free swap 32.3 GB used bench-worker: auto2026-10-09 09:31Z load 1.23 / 1.26 / 1.28 (1/5/15m) mem 24.9 GB free swap 32.3 GB used bench-worker: auto2026-10-09 09:35Z load 1.22 / 1.27 / 1.27 (1/5/15m) mem 24.9 GB free swap 32.3 GB used bench-worker: auto2026-10-09 09:37Z load 1.07 / 1.24 / 1.26 (1/5/15m) mem 24.9 GB free swap 32.3 GB used bench-worker: auto2026-10-09 09:42Z load 1.24 / 1.31 / 1.29 (1/5/15m) mem 24.9 GB free swap 32.3 GB used bench-worker: auto2026-10-09 09:47Z load 1.82 / 1.54 / 1.39 (1/5/15m) mem 25.0 GB free swap 32.3 GB used bench-worker: auto2026-10-09 09:49Z load 1.19 / 1.44 / 1.38 (1/5/15m) mem 24.9 GB free swap 32.3 GB used bench-worker: auto2026-10-09 09:52Z load 1.28 / 1.39 / 1.37 (1/5/15m) mem 27.6 GB free swap 32.3 GB used bench-worker: auto2026-10-09 09:57Z load 1.24 / 1.27 / 1.32 (1/5/15m) mem 24.9 GB free swap 32.3 GB used bench-worker: auto2026-10-09 10:02Z load 1.03 / 1.24 / 1.30 (1/5/15m) mem 24.9 GB free swap 32.3 GB used bench-worker: auto2026-10-09 10:04Z load 1.27 / 1.27 / 1.30 (1/5/15m) mem 27.6 GB free swap 32.3 GB used bench-worker: auto2026-10-09 10:08Z load 0.97 / 1.21 / 1.26 (1/5/15m) mem 25.0 GB free swap 32.3 GB used bench-worker: auto2026-10-09 10:14Z load 1.40 / 1.35 / 1.31 (1/5/15m) mem 25.0 GB free swap 32.3 GB used bench-worker: auto2026-10-09 10:17Z load 1.13 / 1.28 / 1.29 (1/5/15m) mem 25.0 GB free swap 32.3 GB used bench-worker: auto2026-10-09 10:23Z load 1.40 / 1.35 / 1.31 (1/5/15m) mem 27.6 GB free swap 32.3 GB used bench-worker: auto2026-10-09 10:25Z load 1.06 / 1.31 / 1.31 (1/5/15m) mem 27.3 GB free swap 32.3 GB used bench-worker: auto2026-10-09 10:29Z load 1.46 / 1.38 / 1.33 (1/5/15m) mem 27.5 GB free swap 32.3 GB used bench-worker: auto2026-10-09 10:32Z load 1.16 / 1.37 / 1.34 (1/5/15m) mem 25.0 GB free swap 32.3 GB used bench-worker: auto2026-10-09 10:47Z load 1.03 / 1.21 / 1.27 (1/5/15m) mem 25.0 GB free swap 32.3 GB used bench-worker: auto2026-10-09 10:51Z load 1.35 / 1.31 / 1.29 (1/5/15m) mem 25.0 GB free swap 32.3 GB used bench-worker: auto2026-10-09 10:52Z load 1.23 / 1.31 / 1.30 (1/5/15m) mem 24.8 GB free swap 32.3 GB used bench-worker: auto2026-10-09 10:58Z load 1.20 / 1.27 / 1.28 (1/5/15m) mem 25.0 GB free swap 32.3 GB used bench-worker: auto2026-10-09 11:00Z load 1.28 / 1.31 / 1.29 (1/5/15m) mem 25.1 GB free swap 32.3 GB used bench-worker: auto2026-10-09 11:06Z load 1.79 / 1.44 / 1.33 (1/5/15m) mem 25.0 GB free swap 32.3 GB used bench-worker: auto2026-10-09 11:10Z load 1.65 / 1.59 / 1.42 (1/5/15m) mem 27.3 GB free swap 32.3 GB used bench-worker: auto2026-10-09 11:13Z load 1.58 / 1.61 / 1.47 (1/5/15m) mem 25.0 GB free swap 32.3 GB used bench-worker: auto2026-10-09 11:18Z load 1.49 / 1.50 / 1.45 (1/5/15m) mem 24.9 GB free swap 32.3 GB used bench-worker: auto2026-10-09 11:23Z load 1.42 / 1.44 / 1.44 (1/5/15m) mem 24.9 GB free swap 32.3 GB used bench-worker: auto2026-10-09 11:24Z load 1.30 / 1.42 / 1.44 (1/5/15m) mem 24.9 GB free swap 32.3 GB used bench-worker: auto2026-10-09 11:30Z load 1.41 / 1.40 / 1.42 (1/5/15m) mem 24.9 GB free swap 32.3 GB used bench-worker: auto2026-10-09 11:33Z load 1.53 / 1.48 / 1.45 (1/5/15m) mem 24.9 GB free swap 32.3 GB used bench-worker: auto2026-10-09 11:37Z load 1.31 / 1.41 / 1.43 (1/5/15m) mem 25.0 GB free swap 32.3 GB used bench-worker: auto2026-10-09 11:43Z load 1.32 / 1.37 / 1.40 (1/5/15m) mem 24.5 GB free swap 32.3 GB used bench-worker: auto2026-10-09 11:44Z load 1.22 / 1.38 / 1.41 (1/5/15m) mem 27.3 GB free swap 32.3 GB used bench-worker: auto2026-10-09 11:48Z load 1.29 / 1.35 / 1.38 (1/5/15m) mem 25.0 GB free swap 32.3 GB used bench-worker: auto2026-10-09 11:53Z load 1.35 / 1.39 / 1.40 (1/5/15m) mem 27.4 GB free swap 32.3 GB used bench-worker: auto2026-10-09 12:11Z load 1.20 / 1.25 / 1.34 (1/5/15m) mem 24.5 GB free swap 32.3 GB used bench-worker: auto2026-10-09 12:14Z load 1.45 / 1.35 / 1.37 (1/5/15m) mem 26.1 GB free swap 32.3 GB used bench-worker: auto2026-10-09 12:19Z load 1.35 / 1.35 / 1.36 (1/5/15m) mem 25.2 GB free swap 32.3 GB used bench-worker: auto2026-10-09 12:23Z load 1.31 / 1.40 / 1.37 (1/5/15m) mem 25.3 GB free swap 32.3 GB used bench-worker: auto2026-10-09 12:27Z load 1.16 / 1.35 / 1.36 (1/5/15m) mem 25.2 GB free swap 32.3 GB used bench-worker: auto2026-10-09 12:30Z load 1.23 / 1.36 / 1.36 (1/5/15m) mem 25.2 GB free swap 32.3 GB used bench-worker: auto2026-10-09 12:34Z load 1.35 / 1.30 / 1.33 (1/5/15m) mem 25.2 GB free swap 32.3 GB used bench-worker: auto2026-10-09 12:39Z load 1.40 / 1.36 / 1.35 (1/5/15m) mem 24.7 GB free swap 32.3 GB used bench-worker: auto2026-10-09 12:40Z load 1.57 / 1.45 / 1.39 (1/5/15m) mem 24.6 GB free swap 32.3 GB used bench-worker: auto2026-10-09 12:45Z load 1.30 / 1.44 / 1.40 (1/5/15m) mem 24.7 GB free swap 32.3 GB used bench-worker: auto2026-10-09 12:51Z load 1.10 / 1.26 / 1.33 (1/5/15m) mem 24.6 GB free swap 32.3 GB used bench-worker: auto2026-10-09 12:54Z load 1.43 / 1.43 / 1.39 (1/5/15m) mem 27.4 GB free swap 32.3 GB used bench-worker: auto2026-10-09 12:57Z load 1.32 / 1.41 / 1.39 (1/5/15m) mem 27.4 GB free swap 32.3 GB used bench-worker: auto2026-10-09 13:00Z load 1.47 / 1.48 / 1.42 (1/5/15m) mem 25.4 GB free swap 32.3 GB used bench-worker: auto2026-10-09 13:06Z load 1.36 / 1.41 / 1.42 (1/5/15m) mem 25.3 GB free swap 32.3 GB used bench-worker: auto2026-10-09 13:09Z load 1.49 / 1.49 / 1.44 (1/5/15m) mem 25.2 GB free swap 32.3 GB used bench-worker: auto2026-10-09 16:21Z load 2.32 / 1.74 / 1.49 (1/5/15m) mem 24.4 GB free swap 32.2 GB used bench-worker: auto2026-10-09 16:27Z load 1.51 / 1.58 / 1.49 (1/5/15m) mem 25.1 GB free swap 32.2 GB used bench-worker: auto2026-10-09 16:29Z load 1.39 / 1.57 / 1.50 (1/5/15m) mem 25.0 GB free swap 32.2 GB used bench-worker: auto2026-10-09 16:35Z load 1.18 / 1.34 / 1.42 (1/5/15m) mem 25.0 GB free swap 32.2 GB used bench-worker: auto2026-10-09 16:37Z load 1.08 / 1.28 / 1.39 (1/5/15m) mem 25.0 GB free swap 32.2 GB used bench-worker: auto2026-10-09 16:42Z load 1.16 / 1.26 / 1.35 (1/5/15m) mem 27.2 GB free swap 32.2 GB used bench-worker: auto2026-10-09 16:46Z load 1.40 / 1.35 / 1.37 (1/5/15m) mem 25.1 GB free swap 32.2 GB used bench-worker: auto2026-10-09 16:51Z load 1.21 / 1.29 / 1.34 (1/5/15m) mem 24.4 GB free swap 32.2 GB used bench-worker: auto2026-10-09 16:55Z load 1.27 / 1.36 / 1.36 (1/5/15m) mem 24.9 GB free swap 32.2 GB used bench-worker: auto2026-10-09 16:59Z load 1.04 / 1.23 / 1.31 (1/5/15m) mem 25.2 GB free swap 32.2 GB used bench-worker: auto2026-10-09 17:00Z load 1.16 / 1.25 / 1.31 (1/5/15m) mem 25.1 GB free swap 32.2 GB used bench-worker: auto2026-10-09 17:07Z load 1.11 / 1.21 / 1.27 (1/5/15m) mem 25.0 GB free swap 32.2 GB used bench-worker: auto2026-10-09 17:11Z load 1.43 / 1.31 / 1.29 (1/5/15m) mem 27.4 GB free swap 32.2 GB used bench-worker: auto2026-10-09 17:15Z load 1.55 / 1.50 / 1.38 (1/5/15m) mem 27.5 GB free swap 32.2 GB used bench-worker: auto2026-10-09 17:16Z load 1.24 / 1.44 / 1.37 (1/5/15m) mem 27.2 GB free swap 32.2 GB used bench-worker: auto2026-10-09 17:21Z load 1.10 / 1.30 / 1.33 (1/5/15m) mem 25.1 GB free swap 32.2 GB used bench-worker: auto2026-10-09 17:27Z load 1.10 / 1.20 / 1.27 (1/5/15m) mem 25.1 GB free swap 32.2 GB used bench-worker: auto2026-10-09 17:31Z load 1.49 / 1.34 / 1.31 (1/5/15m) mem 27.2 GB free swap 32.2 GB used bench-worker: auto2026-10-09 17:34Z load 1.05 / 1.21 / 1.26 (1/5/15m) mem 27.4 GB free swap 32.2 GB used bench-worker: auto2026-10-09 17:38Z load 1.32 / 1.30 / 1.29 (1/5/15m) mem 27.1 GB free swap 32.2 GB used bench-worker: auto2026-10-09 17:40Z load 1.28 / 1.34 / 1.30 (1/5/15m) mem 24.9 GB free swap 32.2 GB used bench-worker: auto2026-10-09 17:45Z load 0.97 / 1.23 / 1.27 (1/5/15m) mem 24.9 GB free swap 32.2 GB used bench-worker: auto2026-10-09 17:50Z load 1.35 / 1.33 / 1.30 (1/5/15m) mem 24.9 GB free swap 32.2 GB used bench-worker: auto2026-10-09 17:52Z load 1.22 / 1.32 / 1.30 (1/5/15m) mem 24.9 GB free swap 32.2 GB used bench-worker: auto2026-10-09 17:59Z load 1.33 / 1.33 / 1.30 (1/5/15m) mem 25.0 GB free swap 32.2 GB used bench-worker: auto2026-10-09 18:01Z load 1.16 / 1.28 / 1.28 (1/5/15m) mem 25.1 GB free swap 32.2 GB used bench-worker: auto2026-10-09 18:06Z load 1.28 / 1.35 / 1.31 (1/5/15m) mem 25.1 GB free swap 32.2 GB used bench-worker: auto
events
0
reboots
0 bad gens
up 9.6d
image
OK
512×512
sd 63.11
15.2h ago
ygg
1/h
3 peers up
6.0h
—

Upstream Openmesh yggdrasil relay (root-cause indicator)peer.yggdrasil.openmesh.cloud over public IPv4 — TCP handshake on TLS port 9003. If this is BAD, every yggdrasil-routed site below will also be BAD.

▸ 23.227.167.191 US · Los Angeles — DNS :53 TCP
TCP
OK
2874/2874
63 ms
—
▸ 46.232.249.203 EU · Nuremberg (netcup) TCP
TCP
OK
2874/2874
120 ms
—
▸ 92.5.225.96 NS · dns1 raw IP — no PTR, not a dedicated peer TCP
TCP
OK
1436/1436
117 ms
—
▸ dns1.trustless.cloud NS · bridge record for ASHTON's box DNSns
DNS
OK
12932/12933
29 ms
—
ns
OK
2871/4310
907 ms
—
▸ peer.yggdrasil.openmesh.cloud DNSTCP
DNS
OK
4308/4311
113 ms
—
TCP
OK
1436/1437
106 ms
—

Yggdrasil-routed sites (depend on the relay)CNAME → 206-…yggdrasil.trustless.cloud. Reachability depends on the relay above + the trustless.cloud DNS proxy.

▸ ashton.own1.ownx.co ME · Ashton DNSHTTPS
DNS
BAD
0/4299
1798 ms
1.0d
HTTPS
BAD
0/1433
1731 ms
1.0d
▸ beats.marketplace.openxnetwork.org BEATS — public/community name DNSHTTPS
DNS
OK
4286/4287
659 ms
—
HTTPS
OK
1428/1429
1032 ms
—
▸ comicgen 2 names DNSHTTPS
comicgen.buildooors.com ASIA · Own1 — comicgen
DNS
OK
4284/4287
697 ms
—
HTTPS
OK
1427/1429
1169 ms
—
comicgen.marketplace.openxnetwork.org COMICGEN — public/community name
DNS
OK
4286/4287
474 ms
—
HTTPS
OK
1422/1429
971 ms
—
▸ john.own1.ownx.co ASIA · Own1 (Johnny) DNSHTTPS
DNS
OK
4304/4308
543 ms
—
HTTPS
OK
1433/1435
1002 ms
—
▸ memegen 2 names DNSHTTPS
memegen.buildooors.com ASIA · Own1 — MEMEGEN (imagegen)
DNS
OK
4296/4299
781 ms
—
HTTPS
OK
1429/1432
1188 ms
—
memegen.marketplace.openxnetwork.org MEMEGEN — public/community name
DNS
OK
4293/4293
414 ms
—
HTTPS
OK
1425/1431
989 ms
—
▸ nexy.john.own1.ownx.co ASIA · Own1 — Nexy (demo) DNSHTTPS
DNS
OK
4286/4287
622 ms
—
HTTPS
OK
1426/1429
999 ms
—
▸ openx-coupons.buildooors.com ASIA · Own1 — openx-coupons DNSHTTPS
DNS
OK
4287/4287
704 ms
—
HTTPS
OK
1426/1429
1197 ms
—
▸ power.buildooors.com ASIA · Own1 — own-power DNSHTTPS
DNS
OK
4292/4293
728 ms
—
HTTPS
OK
1423/1430
1211 ms
—
▸ sam.own1.ownx.co EU · Sam DNSHTTPS
DNS
OK
4297/4302
592 ms
—
HTTPS
OK
1429/1434
1021 ms
—
▸ vesper 2 names DNSHTTPS
vesper.buildooors.com ASIA · Own1 — vesper
DNS
OK
4289/4290
657 ms
—
HTTPS
OK
1428/1430
1159 ms
—
vesper.marketplace.openxnetwork.org VESPER — public/community name
DNS
OK
4287/4287
478 ms
—
HTTPS
OK
1426/1429
1186 ms
—
Reference group — sites that don't depend on the yggdrasil relay (the rest of this page is dimmed)

Direct-routed sites (independent of the relay)Apex A/AAAA on the operator's public IP — no mesh hop, no trustless.cloud chain.

▸ community.openxnetwork.org DNSHTTPS
DNS
OK
4286/4287
25 ms
—
HTTPS
OK
1429/1429
308 ms
—
▸ openmesh.network DNSHTTPS
DNS
OK
4283/4287
30 ms
—
HTTPS
OK
1429/1429
129 ms
—
▸ openxnetwork.org DNSHTTPS
DNS
OK
4285/4287
25 ms
—
HTTPS
OK
1429/1429
667 ms
—
▸ ownx.co DNSHTTPS
DNS
OK
4287/4287
28 ms
—
HTTPS
OK
1429/1429
646 ms
—
▸ v10.build.openmesh.cloud DNSHTTPS
DNS
OK
4286/4287
40 ms
—
HTTPS
OK
1429/1429
123 ms
—
Built on xnode-1 · single Node process · probe loop fires every 10 min · 30 d on-disk retention.