---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-18720 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: 2799.998 BogoMIPS: 5599.99 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 9.1G 69G 12% / 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 1086 11932 0 3020 14627 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:c7:b2:a0 brd ff:ff:ff:ff:ff:ff inet 10.30.106.54/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85646sec preferred_lft 85646sec inet6 fe80::f816:3eff:fec7:b2a0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18720) 02/21/26 _x86_64_ (4 CPU) 01:11:20 LINUX RESTART (4 CPU) 01:12:01 tps rtps wtps bread/s bwrtn/s 01:13:01 199.83 32.16 167.67 1770.90 23268.12 01:14:01 54.67 10.65 44.03 752.41 7458.62 01:15:01 2.00 0.00 2.00 0.00 115.43 01:16:01 2.15 0.02 2.13 0.13 124.65 01:17:01 1.82 0.02 1.80 0.13 50.79 01:18:01 3.12 0.03 3.08 0.53 112.78 01:19:01 3.07 0.00 3.07 0.00 74.39 01:20:01 1.68 0.00 1.68 0.00 20.00 01:21:01 1.67 0.00 1.67 0.00 46.66 01:22:01 5.03 0.00 5.03 0.00 300.08 01:23:01 26.49 4.52 21.98 114.90 13002.47 Average: 27.41 4.31 23.10 239.90 4052.26 01:12:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:13:01 13201220 15261112 3223748 19.63 76616 2168964 1039612 5.95 1003552 1975008 96348 01:14:01 9660772 11865760 6764196 41.18 79920 2306408 4346140 24.87 4493696 2007448 2160 01:15:01 9617076 11822804 6807892 41.45 79988 2307120 4378856 25.06 4541036 2003864 104 01:16:01 9577636 11786296 6847332 41.69 80040 2309964 4395480 25.16 4577032 2006688 92 01:17:01 9567544 11777056 6857424 41.75 80116 2310752 4413688 25.26 4585788 2007488 228 01:18:01 9531672 11744172 6893296 41.97 80204 2313600 4429796 25.35 4619296 2010144 788 01:19:01 9529856 11742800 6895112 41.98 80276 2313968 4429796 25.35 4620604 2010500 64 01:20:01 9529640 11742684 6895328 41.98 80324 2313972 4429796 25.35 4620676 2010532 60 01:21:01 9522828 11736824 6902140 42.02 80380 2314820 4429796 25.35 4627256 2011324 28 01:22:01 9386492 11615936 7038476 42.85 80600 2329508 4577624 26.20 4746580 2024492 7460 01:23:01 12281128 15047856 4143840 25.23 81952 2857024 1164004 6.66 1753328 2120212 308920 Average: 10127806 12376664 6297162 38.34 80038 2349645 3821326 21.87 4017168 2017064 37841 01:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:13:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 01:13:01 ens3 433.13 315.70 6000.99 45.03 0.00 0.00 0.00 0.00 01:14:01 lo 0.83 0.83 0.50 0.50 0.00 0.00 0.00 0.00 01:14:01 ens3 131.41 104.78 623.63 24.47 0.00 0.00 0.00 0.00 01:15:01 lo 0.07 0.07 0.00 0.00 0.00 0.00 0.00 0.00 01:15:01 ens3 136.77 66.76 47.16 42.34 0.00 0.00 0.00 0.00 01:16:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:16:01 ens3 576.79 265.34 181.20 144.20 0.00 0.00 0.00 0.00 01:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:17:01 ens3 75.12 39.69 21.92 19.64 0.00 0.00 0.00 0.00 01:18:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:18:01 ens3 121.80 84.97 33.12 32.37 0.00 0.00 0.00 0.00 01:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:19:01 ens3 91.13 39.98 23.40 17.48 0.00 0.00 0.00 0.00 01:20:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:20:01 ens3 0.32 0.27 0.07 0.23 0.00 0.00 0.00 0.00 01:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:21:01 ens3 43.09 27.30 13.96 12.89 0.00 0.00 0.00 0.00 01:22:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:22:01 ens3 1659.71 1146.23 395.95 391.61 0.00 0.00 0.00 0.00 01:23:01 lo 1.10 1.10 0.09 0.09 0.00 0.00 0.00 0.00 01:23:01 ens3 917.03 446.40 781.43 392.89 0.00 0.00 0.00 0.00 Average: lo 0.32 0.32 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 380.58 230.67 738.43 102.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18720) 02/21/26 _x86_64_ (4 CPU) 01:11:20 LINUX RESTART (4 CPU) 01:12:01 CPU %user %nice %system %iowait %steal %idle 01:13:01 all 27.02 0.00 2.01 1.47 0.06 69.43 01:13:01 0 41.83 0.00 3.17 4.01 0.08 50.91 01:13:01 1 19.12 0.00 1.10 0.42 0.05 79.31 01:13:01 2 21.26 0.00 2.38 1.05 0.05 75.26 01:13:01 3 25.90 0.00 1.41 0.42 0.07 72.21 01:14:01 all 56.94 0.00 1.58 0.21 0.08 41.19 01:14:01 0 57.07 0.00 1.54 0.33 0.07 40.99 01:14:01 1 54.73 0.00 1.74 0.05 0.07 43.41 01:14:01 2 64.13 0.00 1.80 0.12 0.08 33.87 01:14:01 3 51.91 0.00 1.19 0.33 0.07 46.50 01:15:01 all 7.37 0.00 0.25 0.03 0.03 92.31 01:15:01 0 5.72 0.00 0.18 0.00 0.05 94.05 01:15:01 1 3.91 0.00 0.22 0.02 0.02 95.84 01:15:01 2 14.59 0.00 0.48 0.00 0.03 84.90 01:15:01 3 5.30 0.00 0.13 0.12 0.05 94.40 01:16:01 all 2.45 0.00 0.43 0.01 0.03 97.08 01:16:01 0 2.50 0.00 0.52 0.02 0.03 96.93 01:16:01 1 2.79 0.00 0.37 0.02 0.02 96.80 01:16:01 2 2.38 0.00 0.45 0.00 0.02 97.15 01:16:01 3 2.14 0.00 0.37 0.03 0.03 97.43 01:17:01 all 0.66 0.00 0.19 0.01 0.02 99.11 01:17:01 0 0.85 0.00 0.03 0.00 0.02 99.10 01:17:01 1 0.52 0.00 0.27 0.00 0.02 99.20 01:17:01 2 0.82 0.00 0.10 0.00 0.02 99.07 01:17:01 3 0.48 0.00 0.37 0.03 0.03 99.08 01:18:01 all 2.55 0.00 0.27 0.06 0.03 97.09 01:18:01 0 2.30 0.00 0.13 0.00 0.03 97.53 01:18:01 1 2.36 0.00 0.27 0.02 0.02 97.34 01:18:01 2 2.43 0.00 0.28 0.00 0.02 97.27 01:18:01 3 3.09 0.00 0.40 0.23 0.05 96.23 01:19:01 all 0.62 0.00 0.10 0.01 0.02 99.24 01:19:01 0 0.72 0.00 0.03 0.02 0.00 99.23 01:19:01 1 0.50 0.00 0.03 0.00 0.00 99.47 01:19:01 2 0.63 0.00 0.18 0.00 0.00 99.18 01:19:01 3 0.63 0.00 0.12 0.05 0.07 99.13 01:20:01 all 0.43 0.00 0.02 0.01 0.01 99.53 01:20:01 0 0.10 0.00 0.00 0.00 0.00 99.90 01:20:01 1 1.39 0.00 0.02 0.00 0.02 98.58 01:20:01 2 0.05 0.00 0.02 0.00 0.02 99.92 01:20:01 3 0.18 0.00 0.07 0.00 0.03 99.72 01:21:01 all 0.84 0.00 0.10 0.01 0.02 99.04 01:21:01 0 0.60 0.00 0.05 0.00 0.02 99.33 01:21:01 1 1.54 0.00 0.07 0.00 0.00 98.39 01:21:01 2 0.40 0.00 0.18 0.00 0.00 99.42 01:21:01 3 0.83 0.00 0.10 0.05 0.05 98.97 01:22:01 all 22.99 0.00 2.76 0.01 0.05 74.19 01:22:01 0 14.87 0.00 4.28 0.00 0.03 80.81 01:22:01 1 31.53 0.00 2.70 0.00 0.05 65.72 01:22:01 2 24.92 0.00 2.79 0.00 0.05 72.24 01:22:01 3 20.68 0.00 1.29 0.03 0.07 77.93 01:23:01 all 44.25 0.00 2.23 0.16 0.08 53.28 01:23:01 0 31.36 0.00 2.05 0.13 0.08 66.37 01:23:01 1 39.82 0.00 1.92 0.07 0.08 58.11 01:23:01 2 50.50 0.00 2.84 0.02 0.07 46.58 01:23:01 3 55.36 0.00 2.09 0.43 0.07 42.06 Average: CPU %user %nice %system %iowait %steal %idle Average: all 15.10 0.00 0.90 0.18 0.04 83.78 Average: 0 14.35 0.00 1.09 0.41 0.04 84.12 Average: 1 14.39 0.00 0.79 0.05 0.03 84.74 Average: 2 16.54 0.00 1.05 0.11 0.03 82.27 Average: 3 15.12 0.00 0.68 0.16 0.05 83.98