---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-13583 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 580 11034 0 4424 15131 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:59:2d:5a brd ff:ff:ff:ff:ff:ff inet 10.30.107.143/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85596sec preferred_lft 85596sec inet6 fe80::f816:3eff:fe59:2d5a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-13583) 07/29/26 _x86_64_ (4 CPU) 08:10:33 LINUX RESTART (4 CPU) 08:11:01 tps rtps wtps bread/s bwrtn/s 08:12:01 138.04 3.92 134.13 63.99 54322.68 08:13:01 140.43 39.41 101.02 2380.27 23436.89 08:14:01 25.49 0.00 25.49 0.00 587.67 08:15:01 31.53 0.00 31.53 0.00 799.07 08:16:01 34.83 0.00 34.83 0.00 962.24 08:17:01 40.61 0.02 40.59 0.13 1012.10 08:18:01 17.91 0.02 17.90 0.13 379.94 08:19:01 26.21 0.00 26.21 0.00 707.35 08:20:01 58.91 0.00 58.91 0.00 1293.78 08:21:01 34.78 3.15 31.63 108.52 7342.91 08:22:01 82.02 3.22 78.80 127.85 21847.56 08:23:01 145.73 5.75 139.98 159.17 20811.60 Average: 64.71 4.62 60.08 236.67 11125.17 08:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:12:01 13739112 15514992 2685856 16.35 69804 1898080 796444 4.56 695504 1757424 194784 08:13:01 12109960 14169124 4315008 26.27 77000 2166896 1990688 11.39 2120224 1945520 2600 08:14:01 11810084 13881556 4614884 28.10 77428 2178004 2027752 11.60 2412552 1951332 24 08:15:01 11789320 13879816 4635648 28.22 77852 2195604 2027752 11.60 2413744 1968868 316 08:16:01 11764980 13878164 4659988 28.37 78272 2216816 2027752 11.60 2414516 1990072 368 08:17:01 11738908 13876144 4686060 28.53 78872 2238872 2027752 11.60 2415660 2012128 144 08:18:01 11729096 13875720 4695872 28.59 79300 2246944 2027752 11.60 2415936 2020192 392 08:19:01 11696528 13859224 4728440 28.79 79724 2261628 2027752 11.60 2431264 2034872 420 08:20:01 11659336 13854120 4765632 29.01 81280 2288816 2027752 11.60 2435516 2062052 720 08:21:01 9515316 11984284 6909652 42.07 83044 2554716 3860376 22.09 4336260 2287140 52120 08:22:01 9591140 13112864 6833828 41.61 97868 3494132 2730592 15.63 3753084 2695040 368460 08:23:01 7994008 11782224 8430960 51.33 102228 3742828 3961236 22.67 5244592 2783236 11772 Average: 11261482 13639019 5163486 31.44 81889 2456945 2294467 13.13 2757404 2125656 52677 08:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:12:01 lo 1.27 1.27 0.15 0.15 0.00 0.00 0.00 0.00 08:12:01 ens3 72.24 52.17 1295.46 9.01 0.00 0.00 0.00 0.00 08:13:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 08:13:01 ens3 272.45 227.28 2606.04 45.49 0.00 0.00 0.00 0.00 08:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:14:01 ens3 0.70 0.53 0.62 0.41 0.00 0.00 0.00 0.00 08:15:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 08:15:01 ens3 0.33 0.27 0.07 0.16 0.00 0.00 0.00 0.00 08:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:16:01 ens3 0.40 0.30 0.14 0.59 0.00 0.00 0.00 0.00 08:17:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 08:17:01 ens3 0.33 0.17 0.13 0.16 0.00 0.00 0.00 0.00 08:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:18:01 ens3 0.23 0.17 0.07 0.34 0.00 0.00 0.00 0.00 08:19:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 08:19:01 ens3 0.85 0.40 0.22 1.00 0.00 0.00 0.00 0.00 08:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 ens3 3.20 5.27 0.54 6.97 0.00 0.00 0.00 0.00 08:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 08:21:01 ens3 118.68 93.15 157.06 32.29 0.00 0.00 0.00 0.00 08:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:22:01 ens3 68.79 47.08 19.82 16.08 0.00 0.00 0.00 0.00 08:23:01 lo 1.50 1.50 13.55 13.55 0.00 0.00 0.00 0.00 08:23:01 ens3 402.52 337.86 1038.46 1433.04 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 1.15 1.15 0.00 0.00 0.00 0.00 Average: ens3 78.39 63.72 426.55 128.79 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-13583) 07/29/26 _x86_64_ (4 CPU) 08:10:33 LINUX RESTART (4 CPU) 08:11:01 CPU %user %nice %system %iowait %steal %idle 08:12:01 all 17.57 0.00 1.24 7.66 0.21 73.32 08:12:01 0 32.66 0.00 2.15 2.23 0.08 62.87 08:12:01 1 7.74 0.00 0.78 10.64 0.61 80.22 08:12:01 2 17.20 0.00 1.50 9.91 0.08 71.29 08:12:01 3 12.71 0.00 0.53 7.87 0.05 78.84 08:13:01 all 39.88 0.00 1.55 5.76 0.11 52.69 08:13:01 0 40.89 0.00 1.48 1.53 0.12 55.97 08:13:01 1 30.27 0.00 1.45 9.71 0.10 58.47 08:13:01 2 47.45 0.00 1.95 10.45 0.12 40.02 08:13:01 3 40.90 0.00 1.30 1.35 0.10 56.34 08:14:01 all 36.65 0.00 0.16 0.02 0.06 63.11 08:14:01 0 35.30 0.00 0.25 0.00 0.05 64.40 08:14:01 1 3.27 0.00 0.13 0.03 0.05 96.51 08:14:01 2 8.51 0.00 0.05 0.05 0.03 91.36 08:14:01 3 99.27 0.00 0.23 0.00 0.13 0.37 08:15:01 all 29.71 0.00 0.08 0.01 0.05 70.14 08:15:01 0 2.48 0.00 0.03 0.00 0.02 97.47 08:15:01 1 5.30 0.00 0.07 0.05 0.03 94.55 08:15:01 2 94.92 0.00 0.20 0.00 0.13 4.75 08:15:01 3 16.37 0.00 0.02 0.00 0.03 83.58 08:16:01 all 25.63 0.00 0.09 0.01 0.04 74.23 08:16:01 0 12.65 0.00 0.05 0.00 0.03 87.27 08:16:01 1 1.08 0.00 0.05 0.05 0.03 98.78 08:16:01 2 88.22 0.00 0.20 0.00 0.10 11.48 08:16:01 3 0.50 0.00 0.07 0.00 0.00 99.43 08:17:01 all 25.36 0.00 0.11 0.01 0.04 74.48 08:17:01 0 1.34 0.00 0.07 0.00 0.02 98.58 08:17:01 1 0.57 0.00 0.03 0.05 0.00 99.35 08:17:01 2 98.67 0.00 0.23 0.00 0.12 0.98 08:17:01 3 0.67 0.00 0.08 0.00 0.00 99.25 08:18:01 all 25.51 0.00 0.09 0.01 0.04 74.36 08:18:01 0 1.28 0.00 0.12 0.00 0.02 98.58 08:18:01 1 0.60 0.00 0.10 0.03 0.02 99.25 08:18:01 2 99.03 0.00 0.12 0.00 0.12 0.73 08:18:01 3 1.24 0.00 0.03 0.00 0.02 98.71 08:19:01 all 25.49 0.00 0.06 0.01 0.04 74.40 08:19:01 0 2.00 0.00 0.08 0.00 0.03 97.88 08:19:01 1 0.70 0.00 0.03 0.03 0.00 99.23 08:19:01 2 99.00 0.00 0.10 0.00 0.13 0.77 08:19:01 3 0.12 0.00 0.00 0.00 0.00 99.88 08:20:01 all 25.15 0.00 0.14 0.02 0.04 74.65 08:20:01 0 14.76 0.00 0.13 0.00 0.02 85.09 08:20:01 1 0.42 0.00 0.08 0.08 0.02 99.40 08:20:01 2 85.11 0.00 0.33 0.00 0.10 14.45 08:20:01 3 0.25 0.00 0.03 0.00 0.02 99.70 08:21:01 all 55.75 0.00 1.02 0.37 0.12 42.74 08:21:01 0 41.31 0.00 0.92 0.40 0.12 57.26 08:21:01 1 51.45 0.00 0.68 1.01 0.12 46.73 08:21:01 2 64.73 0.00 1.22 0.02 0.12 33.91 08:21:01 3 65.53 0.00 1.25 0.03 0.13 33.05 08:22:01 all 51.97 0.00 2.64 1.02 0.23 44.14 08:22:01 0 64.31 0.00 4.61 0.22 0.20 30.67 08:22:01 1 44.68 0.00 0.84 1.12 0.15 53.22 08:22:01 2 55.89 0.00 3.86 2.76 0.15 37.34 08:22:01 3 42.98 0.00 1.24 0.00 0.44 55.35 08:22:01 CPU %user %nice %system %iowait %steal %idle 08:23:01 all 62.68 0.00 1.87 0.68 0.15 34.62 08:23:01 0 74.53 0.00 1.74 0.15 0.15 23.43 08:23:01 1 63.63 0.00 1.17 0.05 0.13 35.02 08:23:01 2 56.33 0.00 2.68 2.46 0.17 38.36 08:23:01 3 56.21 0.00 1.92 0.05 0.13 41.68 Average: all 35.10 0.00 0.75 1.30 0.09 62.75 Average: 0 26.95 0.00 0.97 0.38 0.07 71.64 Average: 1 17.47 0.00 0.45 1.91 0.11 80.07 Average: 2 67.95 0.00 1.04 2.13 0.11 28.76 Average: 3 28.05 0.00 0.56 0.78 0.09 70.52