---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14669 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 9.8G 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 648 11581 0 3810 15062 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:da:ca:b8 brd ff:ff:ff:ff:ff:ff inet 10.30.107.15/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85666sec preferred_lft 85666sec inet6 fe80::f816:3eff:feda:cab8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14669) 11/23/25 _x86_64_ (4 CPU) 00:05:34 LINUX RESTART (4 CPU) 00:06:01 tps rtps wtps bread/s bwrtn/s 00:07:01 183.27 32.28 150.99 1688.65 59434.23 00:08:01 87.10 11.13 75.97 811.20 11511.73 00:09:01 39.98 7.90 32.08 222.36 4728.28 00:10:01 40.96 0.42 40.54 12.40 7873.75 00:11:01 30.78 0.23 30.54 6.67 3893.22 00:12:01 25.95 0.15 25.80 2.40 6749.54 00:13:01 27.68 0.13 27.55 2.80 1725.71 00:14:01 3.03 0.00 3.03 0.00 2105.12 00:15:01 6.90 0.00 6.90 0.00 920.38 00:16:01 25.06 1.12 23.95 146.91 9586.40 00:17:01 38.38 0.75 37.63 33.73 19383.57 Average: 46.28 4.92 41.36 266.09 11628.36 00:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:07:01 13548028 15344388 2876940 17.52 75816 1911316 987820 5.65 899916 1743012 139388 00:08:01 11761196 13714796 4663772 28.39 83324 2052976 2636504 15.09 2593640 1816304 33924 00:09:01 12128280 14218348 4296688 26.16 88904 2177496 1861936 10.66 2125672 1905944 29512 00:10:01 11748112 14058740 4676856 28.47 95532 2382884 2027368 11.60 2307216 2086540 18536 00:11:01 11359532 13861684 5065436 30.84 100996 2554564 2207400 12.63 2554008 2213788 95084 00:12:01 11290216 13926128 5134752 31.26 102828 2679820 2131340 12.20 2501696 2329328 28584 00:13:01 11149956 13829884 5275012 32.12 105476 2719772 2270788 13.00 2608716 2359900 29496 00:14:01 11094136 13808120 5330832 32.46 105560 2752896 2194204 12.56 2634540 2389604 908 00:15:01 11126968 13864324 5298000 32.26 105736 2775012 2186716 12.51 2582148 2407556 20 00:16:01 11459700 14944844 4965268 30.23 109124 3494792 1323656 7.58 1593524 3041020 501356 00:17:01 11968544 15510944 4456424 27.13 112204 3536364 750320 4.29 1083976 3031288 23504 Average: 11694061 14280200 4730907 28.80 98682 2639808 1870732 10.71 2135005 2302208 81847 00:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:07:01 ens3 199.17 140.73 1752.22 32.20 0.00 0.00 0.00 0.00 00:07:01 lo 1.47 1.47 0.17 0.17 0.00 0.00 0.00 0.00 00:08:01 ens3 671.12 419.63 1245.16 138.02 0.00 0.00 0.00 0.00 00:08:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 00:09:01 ens3 981.32 528.96 1486.46 205.27 0.00 0.00 0.00 0.00 00:09:01 lo 1.33 1.33 0.21 0.21 0.00 0.00 0.00 0.00 00:10:01 ens3 909.10 498.27 3085.76 173.44 0.00 0.00 0.00 0.00 00:10:01 lo 22.83 22.83 3.79 3.79 0.00 0.00 0.00 0.00 00:11:01 ens3 563.42 390.97 449.49 154.63 0.00 0.00 0.00 0.00 00:11:01 lo 1.73 1.73 0.28 0.28 0.00 0.00 0.00 0.00 00:12:01 ens3 4544.36 3091.02 2007.92 1266.12 0.00 0.00 0.00 0.00 00:12:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 00:13:01 ens3 6435.28 3693.55 1938.21 1750.79 0.00 0.00 0.00 0.00 00:13:01 lo 62.52 62.52 17.40 17.40 0.00 0.00 0.00 0.00 00:14:01 ens3 3373.39 1954.14 1072.88 1038.85 0.00 0.00 0.00 0.00 00:14:01 lo 11.13 11.13 1.83 1.83 0.00 0.00 0.00 0.00 00:15:01 ens3 353.14 220.51 84.61 78.53 0.00 0.00 0.00 0.00 00:15:01 lo 15.50 15.50 3.78 3.78 0.00 0.00 0.00 0.00 00:16:01 ens3 706.77 482.82 2850.86 135.67 0.00 0.00 0.00 0.00 00:16:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 00:17:01 ens3 1198.52 766.24 412.27 400.13 0.00 0.00 0.00 0.00 00:17:01 lo 0.20 0.20 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 1812.34 1107.90 1489.63 488.52 0.00 0.00 0.00 0.00 Average: lo 10.73 10.73 2.51 2.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14669) 11/23/25 _x86_64_ (4 CPU) 00:05:34 LINUX RESTART (4 CPU) 00:06:01 CPU %user %nice %system %iowait %steal %idle 00:07:01 all 23.03 0.00 1.56 3.73 0.06 71.62 00:07:01 0 14.61 0.00 1.19 0.84 0.05 83.32 00:07:01 1 7.52 0.00 0.90 11.35 0.05 80.17 00:07:01 2 33.01 0.00 2.14 1.97 0.10 62.79 00:07:01 3 36.96 0.00 1.99 0.77 0.08 60.20 00:08:01 all 65.48 0.00 2.14 0.74 0.12 31.53 00:08:01 0 71.57 0.00 2.14 0.53 0.12 25.64 00:08:01 1 61.00 0.00 2.57 1.82 0.12 34.49 00:08:01 2 62.06 0.00 2.19 0.60 0.10 35.05 00:08:01 3 67.32 0.00 1.64 0.00 0.12 30.93 00:09:01 all 45.02 0.00 2.17 0.20 0.08 52.53 00:09:01 0 45.34 0.00 3.13 0.07 0.08 51.38 00:09:01 1 46.17 0.00 1.74 0.28 0.07 51.74 00:09:01 2 41.58 0.00 2.22 0.17 0.08 55.95 00:09:01 3 47.02 0.00 1.61 0.25 0.08 51.04 00:10:01 all 50.11 0.00 2.01 0.08 0.09 47.71 00:10:01 0 50.39 0.00 1.61 0.00 0.08 47.92 00:10:01 1 48.66 0.00 2.04 0.07 0.08 49.16 00:10:01 2 50.88 0.00 2.66 0.23 0.08 46.14 00:10:01 3 50.56 0.00 1.72 0.00 0.08 47.64 00:11:01 all 49.60 0.00 2.12 0.43 0.08 47.77 00:11:01 0 48.42 0.00 1.89 0.02 0.08 49.59 00:11:01 1 45.46 0.00 2.61 0.94 0.08 50.90 00:11:01 2 52.81 0.00 2.34 0.75 0.08 44.01 00:11:01 3 51.67 0.00 1.67 0.02 0.08 46.56 00:12:01 all 45.24 0.00 10.60 0.21 0.09 43.87 00:12:01 0 43.10 0.00 9.15 0.18 0.08 47.48 00:12:01 1 42.16 0.00 10.26 0.10 0.08 47.39 00:12:01 2 46.03 0.00 15.94 0.55 0.08 37.40 00:12:01 3 49.71 0.00 7.01 0.00 0.08 43.19 00:13:01 all 46.06 0.00 13.05 0.09 0.11 40.69 00:13:01 0 47.36 0.00 11.09 0.07 0.10 41.38 00:13:01 1 44.53 0.00 14.30 0.13 0.10 40.94 00:13:01 2 46.71 0.00 14.53 0.12 0.10 38.54 00:13:01 3 45.65 0.00 12.26 0.02 0.14 41.94 00:14:01 all 39.65 0.00 9.96 0.03 0.09 50.26 00:14:01 0 39.45 0.00 5.18 0.05 0.10 55.22 00:14:01 1 38.58 0.00 14.06 0.00 0.08 47.28 00:14:01 2 41.55 0.00 12.78 0.08 0.10 45.49 00:14:01 3 39.01 0.00 7.87 0.00 0.08 53.04 00:15:01 all 41.27 0.00 1.60 0.05 0.07 57.00 00:15:01 0 42.95 0.00 1.19 0.03 0.07 55.76 00:15:01 1 44.48 0.00 2.11 0.00 0.07 53.34 00:15:01 2 35.62 0.00 1.34 0.18 0.07 62.78 00:15:01 3 42.07 0.00 1.77 0.00 0.08 56.07 00:16:01 all 37.06 0.00 5.45 0.28 0.06 57.15 00:16:01 0 55.42 0.00 17.66 0.10 0.07 26.75 00:16:01 1 30.76 0.00 1.82 0.00 0.07 67.35 00:16:01 2 29.99 0.00 1.16 0.97 0.05 67.83 00:16:01 3 32.06 0.00 1.10 0.03 0.07 66.73 00:17:01 all 65.71 0.00 1.84 0.39 0.09 31.97 00:17:01 0 49.88 0.00 1.77 0.13 0.08 48.14 00:17:01 1 71.06 0.00 1.71 1.10 0.10 26.03 00:17:01 2 73.59 0.00 1.02 0.00 0.10 25.29 00:17:01 3 68.29 0.00 2.88 0.35 0.10 28.37 Average: CPU %user %nice %system %iowait %steal %idle Average: all 46.21 0.00 4.77 0.57 0.09 48.38 Average: 0 46.23 0.00 5.09 0.18 0.08 48.42 Average: 1 43.67 0.00 4.91 1.44 0.08 49.89 Average: 2 46.71 0.00 5.29 0.51 0.09 47.40 Average: 3 48.22 0.00 3.76 0.13 0.09 47.80