---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4553 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 8.5G 69G 11% / 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 604 13039 0 2396 15116 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:f5:eb:ab brd ff:ff:ff:ff:ff:ff inet 10.30.106.161/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86015sec preferred_lft 86015sec inet6 fe80::f816:3eff:fef5:ebab/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-4553) 10/22/25 _x86_64_ (4 CPU) 21:10:58 LINUX RESTART (4 CPU) 21:11:01 tps rtps wtps bread/s bwrtn/s 21:12:01 375.90 61.16 314.74 4161.09 67480.48 21:13:01 163.81 40.88 122.93 2456.39 35607.67 21:14:01 35.68 3.45 32.23 130.64 22562.51 21:15:02 1.65 0.00 1.65 0.00 42.26 21:16:01 11.25 2.15 9.10 187.76 4187.63 21:17:01 29.25 2.15 27.10 136.24 3764.31 Average: 103.20 18.35 84.85 1181.70 22328.29 21:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:12:01 14092524 15609316 2332444 14.20 60320 1660268 738080 4.22 607444 1517488 141568 21:13:01 12906096 14731876 3518872 21.42 74604 1941196 1806048 10.34 1552456 1727324 15612 21:14:01 12474456 14384732 3950512 24.05 76680 2020740 2001040 11.45 1926616 1778796 584 21:15:02 12455944 14366264 3969024 24.16 76736 2020780 2001040 11.45 1945068 1778828 188 21:16:01 13071824 15160132 3353144 20.41 78796 2192764 1145672 6.56 1186184 1915340 52416 21:17:01 13384104 15510472 3040864 18.51 82524 2225464 821068 4.70 883748 1903872 27908 Average: 13064158 14960465 3360810 20.46 74943 2010202 1418825 8.12 1350253 1770275 39713 21:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:12:01 lo 1.67 1.67 0.19 0.19 0.00 0.00 0.00 0.00 21:12:01 ens3 373.45 232.15 1643.04 70.67 0.00 0.00 0.00 0.00 21:13:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 21:13:01 ens3 288.19 221.71 1708.48 60.30 0.00 0.00 0.00 0.00 21:14:01 lo 1.55 1.55 0.08 0.08 0.00 0.00 0.00 0.00 21:14:01 ens3 534.19 366.26 1166.69 134.33 0.00 0.00 0.00 0.00 21:15:02 lo 4.67 4.67 0.23 0.23 0.00 0.00 0.00 0.00 21:15:02 ens3 50.29 34.76 12.49 10.61 0.00 0.00 0.00 0.00 21:16:01 lo 17.66 17.66 2.66 2.66 0.00 0.00 0.00 0.00 21:16:01 ens3 499.81 402.83 2734.78 100.98 0.00 0.00 0.00 0.00 21:17:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 21:17:01 ens3 488.85 418.23 388.48 183.76 0.00 0.00 0.00 0.00 Average: lo 4.43 4.43 0.54 0.54 0.00 0.00 0.00 0.00 Average: ens3 372.11 278.97 1271.63 93.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4553) 10/22/25 _x86_64_ (4 CPU) 21:10:58 LINUX RESTART (4 CPU) 21:11:01 CPU %user %nice %system %iowait %steal %idle 21:12:01 all 19.09 0.00 2.26 9.78 0.06 68.81 21:12:01 0 11.58 0.00 1.46 3.17 0.03 83.76 21:12:01 1 21.19 0.00 2.43 18.01 0.08 58.29 21:12:01 2 27.01 0.00 1.79 10.74 0.08 60.38 21:12:01 3 16.65 0.00 3.40 7.29 0.05 72.61 21:13:01 all 41.30 0.00 1.67 8.41 0.10 48.52 21:13:01 0 39.47 0.00 1.94 6.88 0.10 51.61 21:13:01 1 36.48 0.00 1.35 4.33 0.08 57.75 21:13:01 2 49.73 0.00 1.79 9.76 0.12 38.60 21:13:01 3 39.54 0.00 1.59 12.67 0.10 46.10 21:14:01 all 36.80 0.00 1.47 2.29 0.09 59.36 21:14:01 0 39.75 0.00 1.17 0.18 0.07 58.83 21:14:01 1 34.70 0.00 1.74 0.00 0.10 63.47 21:14:01 2 40.12 0.00 1.29 3.05 0.08 55.46 21:14:01 3 32.60 0.00 1.67 5.92 0.10 59.70 21:15:02 all 0.81 0.00 0.12 0.05 0.02 99.00 21:15:02 0 0.62 0.00 0.18 0.00 0.02 99.18 21:15:02 1 0.90 0.00 0.12 0.00 0.03 98.95 21:15:02 2 0.75 0.00 0.02 0.05 0.02 99.16 21:15:02 3 0.98 0.00 0.17 0.12 0.02 98.72 21:16:01 all 27.80 0.00 1.40 0.11 0.06 70.64 21:16:01 0 29.60 0.00 1.88 0.10 0.05 68.37 21:16:01 1 28.10 0.00 1.10 0.08 0.07 70.65 21:16:01 2 27.81 0.00 1.07 0.02 0.07 71.03 21:16:01 3 25.67 0.00 1.56 0.25 0.07 72.45 21:17:01 all 39.78 0.00 1.71 0.41 0.08 58.02 21:17:01 0 33.81 0.00 1.15 1.13 0.08 63.82 21:17:01 1 44.51 0.00 1.77 0.07 0.08 53.57 21:17:01 2 25.17 0.00 1.50 0.05 0.07 73.21 21:17:01 3 55.63 0.00 2.39 0.40 0.10 41.48 Average: all 27.59 0.00 1.44 3.51 0.07 67.39 Average: 0 25.77 0.00 1.30 1.91 0.06 70.96 Average: 1 27.64 0.00 1.42 3.75 0.08 67.12 Average: 2 28.43 0.00 1.24 3.95 0.07 66.30 Average: 3 28.52 0.00 1.80 4.45 0.07 65.17