---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3147 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 9.8G 68G 13% / 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 633 11566 0 3839 15076 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:8c:e7:3a brd ff:ff:ff:ff:ff:ff inet 10.30.106.85/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85662sec preferred_lft 85662sec inet6 fe80::f816:3eff:fe8c:e73a/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-3147) 10/17/25 _x86_64_ (4 CPU) 00:05:47 LINUX RESTART (4 CPU) 00:06:01 tps rtps wtps bread/s bwrtn/s 00:07:01 335.08 25.48 309.60 923.85 14258.02 00:08:01 136.79 39.38 97.42 2434.26 14585.57 00:09:01 43.16 6.80 36.36 199.70 7559.27 00:10:01 41.13 0.30 40.83 11.86 9504.28 00:11:01 31.63 0.42 31.21 8.80 7020.83 00:12:01 30.36 0.08 30.27 1.07 8008.66 00:13:01 30.26 0.23 30.03 4.40 5698.92 00:14:01 4.27 0.00 4.27 0.00 4146.51 00:15:01 4.73 0.00 4.73 0.00 2687.82 00:16:01 16.13 0.00 16.13 0.00 5354.57 00:17:01 34.79 1.63 33.16 173.81 28402.27 00:18:01 53.31 1.75 51.57 117.54 5841.86 Average: 63.48 6.35 57.14 323.22 9427.61 00:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:07:01 13863052 15566404 2561916 15.60 73428 1822448 773484 4.43 664156 1669124 230320 00:08:01 11535400 13460300 4889568 29.77 81740 2027624 2855560 16.34 2845912 1794540 34800 00:09:01 11364812 13449464 5060156 30.81 88092 2173448 2889016 16.53 2891224 1902540 37208 00:10:01 11865448 14137704 4559520 27.76 93812 2348640 2073148 11.86 2223168 2058404 15084 00:11:01 11485892 14000164 4939076 30.07 100748 2566748 2161564 12.37 2419092 2221852 115184 00:12:01 11374940 13988636 5050028 30.75 102836 2658444 2243412 12.84 2442336 2305504 42252 00:13:01 11314644 13993464 5110324 31.11 105492 2718528 2141640 12.26 2451356 2353860 12868 00:14:01 11394052 14123516 5030916 30.63 105588 2767768 2243008 12.84 2322200 2401564 7800 00:15:01 11347136 14100720 5077832 30.92 105788 2790452 2229876 12.76 2351720 2418844 23204 00:16:01 11965404 15340612 4459564 27.15 108560 3387984 977532 5.59 1192948 2941676 592368 00:17:01 10216116 13834396 6208852 37.80 111040 3613000 2306040 13.20 2757904 3105772 42856 00:18:01 11848396 15441408 4576572 27.86 114812 3586164 850820 4.87 1180768 3057728 26680 Average: 11631274 14286399 4793694 29.19 99328 2705104 1978758 11.32 2145232 2352617 98385 00:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:07:01 ens3 224.63 146.78 1693.82 48.56 0.00 0.00 0.00 0.00 00:07:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 00:08:01 ens3 576.85 363.89 1628.27 125.31 0.00 0.00 0.00 0.00 00:08:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 00:09:01 ens3 885.52 619.21 1713.75 220.97 0.00 0.00 0.00 0.00 00:09:01 lo 1.17 1.17 0.19 0.19 0.00 0.00 0.00 0.00 00:10:01 ens3 614.11 427.35 2618.56 132.83 0.00 0.00 0.00 0.00 00:10:01 lo 26.58 26.58 3.99 3.99 0.00 0.00 0.00 0.00 00:11:01 ens3 512.98 355.71 821.17 129.20 0.00 0.00 0.00 0.00 00:11:01 lo 0.98 0.98 0.13 0.13 0.00 0.00 0.00 0.00 00:12:01 ens3 2796.95 1752.45 1646.25 829.66 0.00 0.00 0.00 0.00 00:12:01 lo 1.10 1.10 0.17 0.17 0.00 0.00 0.00 0.00 00:13:01 ens3 6541.19 4131.79 2076.12 1895.47 0.00 0.00 0.00 0.00 00:13:01 lo 62.29 62.29 17.37 17.37 0.00 0.00 0.00 0.00 00:14:01 ens3 5195.77 3171.57 1637.54 1573.99 0.00 0.00 0.00 0.00 00:14:01 lo 8.12 8.12 1.54 1.54 0.00 0.00 0.00 0.00 00:15:01 ens3 383.89 246.44 100.61 93.85 0.00 0.00 0.00 0.00 00:15:01 lo 17.90 17.90 3.95 3.95 0.00 0.00 0.00 0.00 00:16:01 ens3 422.03 258.44 167.28 104.98 0.00 0.00 0.00 0.00 00:16:01 lo 1.55 1.55 0.30 0.30 0.00 0.00 0.00 0.00 00:17:01 ens3 1623.93 1081.27 2778.08 367.51 0.00 0.00 0.00 0.00 00:17:01 lo 0.27 0.27 0.04 0.04 0.00 0.00 0.00 0.00 00:18:01 ens3 223.52 128.67 248.32 190.94 0.00 0.00 0.00 0.00 00:18:01 lo 1.02 1.02 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 1668.80 1058.27 1429.14 476.51 0.00 0.00 0.00 0.00 Average: lo 10.24 10.24 2.34 2.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3147) 10/17/25 _x86_64_ (4 CPU) 00:05:47 LINUX RESTART (4 CPU) 00:06:01 CPU %user %nice %system %iowait %steal %idle 00:07:01 all 21.26 0.00 1.73 3.23 0.05 73.73 00:07:01 0 13.11 0.00 0.99 4.73 0.03 81.14 00:07:01 1 16.00 0.00 1.90 3.87 0.05 78.17 00:07:01 2 34.53 0.00 2.32 2.61 0.07 60.47 00:07:01 3 21.41 0.00 1.67 1.74 0.05 75.14 00:08:01 all 61.27 0.00 2.37 0.93 0.10 35.32 00:08:01 0 62.15 0.00 2.71 1.09 0.12 33.94 00:08:01 1 63.82 0.00 1.99 0.47 0.08 33.65 00:08:01 2 63.20 0.00 1.82 0.38 0.10 34.49 00:08:01 3 55.93 0.00 2.99 1.78 0.12 39.19 00:09:01 all 48.86 0.00 2.52 0.41 0.09 48.12 00:09:01 0 47.81 0.00 2.96 0.69 0.10 48.44 00:09:01 1 52.41 0.00 2.02 0.02 0.08 45.47 00:09:01 2 51.48 0.00 2.51 0.37 0.08 45.56 00:09:01 3 43.75 0.00 2.59 0.58 0.10 52.98 00:10:01 all 45.54 0.00 1.73 0.23 0.07 52.43 00:10:01 0 44.66 0.00 1.47 0.30 0.07 53.50 00:10:01 1 46.74 0.00 1.89 0.15 0.08 51.14 00:10:01 2 44.90 0.00 1.71 0.48 0.08 52.83 00:10:01 3 45.89 0.00 1.81 0.00 0.07 52.24 00:11:01 all 56.49 0.00 2.30 0.21 0.09 40.92 00:11:01 0 55.69 0.00 2.41 0.55 0.08 41.27 00:11:01 1 59.31 0.00 2.55 0.03 0.07 38.04 00:11:01 2 55.95 0.00 2.07 0.23 0.08 41.66 00:11:01 3 55.01 0.00 2.16 0.02 0.10 42.71 00:12:01 all 39.90 0.00 5.88 0.33 0.08 53.82 00:12:01 0 37.25 0.00 6.61 1.28 0.08 54.77 00:12:01 1 40.45 0.00 5.31 0.00 0.08 54.16 00:12:01 2 42.00 0.00 7.43 0.03 0.08 50.45 00:12:01 3 39.86 0.00 4.20 0.00 0.07 55.87 00:13:01 all 43.22 0.00 13.15 0.34 0.10 43.19 00:13:01 0 42.46 0.00 18.19 1.17 0.08 38.08 00:13:01 1 42.25 0.00 14.22 0.03 0.08 43.42 00:13:01 2 42.21 0.00 13.00 0.12 0.08 44.58 00:13:01 3 45.98 0.00 7.19 0.03 0.12 46.67 00:14:01 all 39.42 0.00 14.99 0.18 0.08 45.32 00:14:01 0 36.94 0.00 9.12 0.72 0.10 53.11 00:14:01 1 40.27 0.00 18.03 0.02 0.07 41.61 00:14:01 2 40.16 0.00 19.80 0.00 0.07 39.98 00:14:01 3 40.32 0.00 13.00 0.00 0.10 46.59 00:15:01 all 47.06 0.00 1.74 0.13 0.08 50.98 00:15:01 0 47.85 0.00 1.82 0.49 0.08 49.76 00:15:01 1 45.06 0.00 1.71 0.00 0.08 53.15 00:15:01 2 44.93 0.00 1.86 0.02 0.10 53.09 00:15:01 3 50.38 0.00 1.59 0.00 0.07 47.96 00:16:01 all 35.22 0.00 5.26 0.27 0.07 59.18 00:16:01 0 24.95 0.00 1.22 1.05 0.08 72.70 00:16:01 1 32.50 0.00 1.47 0.00 0.05 65.98 00:16:01 2 52.20 0.00 17.57 0.00 0.07 30.16 00:16:01 3 31.32 0.00 0.85 0.00 0.05 67.77 00:17:01 all 67.42 0.00 1.90 0.80 0.10 29.78 00:17:01 0 59.38 0.00 2.39 2.85 0.10 35.28 00:17:01 1 67.92 0.00 2.06 0.17 0.10 29.76 00:17:01 2 65.54 0.00 2.12 0.17 0.10 32.07 00:17:01 3 76.85 0.00 1.04 0.00 0.10 22.02 00:17:01 CPU %user %nice %system %iowait %steal %idle 00:18:01 all 22.23 0.00 1.64 0.67 0.05 75.41 00:18:01 0 11.29 0.00 2.29 1.80 0.03 84.59 00:18:01 1 10.50 0.00 0.88 0.02 0.02 88.58 00:18:01 2 40.58 0.00 2.26 0.76 0.07 56.33 00:18:01 3 26.56 0.00 1.12 0.12 0.05 72.15 Average: all 44.02 0.00 4.60 0.64 0.08 50.66 Average: 0 40.33 0.00 4.34 1.39 0.08 53.86 Average: 1 43.14 0.00 4.50 0.40 0.07 51.90 Average: 2 48.15 0.00 6.21 0.43 0.08 45.13 Average: 3 44.45 0.00 3.34 0.36 0.08 51.77