---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11052 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 459 5165 0 2350 7232 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:12:23:77 brd ff:ff:ff:ff:ff:ff inet 10.32.7.197/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86040sec preferred_lft 86040sec inet6 fe80::f816:3eff:fe12:2377/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11052) 12/06/25 _x86_64_ (4 CPU) 05:14:59 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:01 191.53 107.78 83.75 5395.10 40278.77 05:17:01 54.61 0.18 54.42 22.00 9301.25 05:18:01 60.68 30.32 30.36 1647.85 7757.55 05:19:01 18.45 10.10 8.35 775.87 3541.01 05:20:01 22.41 1.52 20.90 102.38 7159.34 Average: 69.54 29.98 39.56 1588.64 13607.39 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:01 6043972 7434408 2123448 26.00 36244 1534816 689320 7.48 566864 1396720 69796 05:17:01 5768356 7410612 2399064 29.37 55716 1751240 694096 7.53 593764 1612876 123712 05:18:01 5438900 7304444 2728520 33.41 61560 1962832 793864 8.61 719592 1804728 82836 05:19:01 4374048 6282372 3793372 46.45 63272 2001788 1726308 18.73 1795756 1783232 608 05:20:01 5293432 7404988 2873988 35.19 68512 2195440 687380 7.46 738536 1917344 26020 Average: 5383742 7167365 2783678 34.08 57061 1889223 918194 9.96 882902 1702980 60594 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:01 ens3 486.10 268.89 1222.54 68.46 0.00 0.00 0.00 0.00 05:16:01 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 05:17:01 ens3 43.58 36.28 553.23 4.43 0.00 0.00 0.00 0.00 05:17:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:18:01 ens3 206.45 177.59 2605.39 28.33 0.00 0.00 0.00 0.00 05:18:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 05:19:01 ens3 31.14 30.24 209.79 5.35 0.00 0.00 0.00 0.00 05:19:01 lo 86.79 86.79 32.04 32.04 0.00 0.00 0.00 0.00 05:20:01 ens3 118.71 113.31 1253.82 19.63 0.00 0.00 0.00 0.00 05:20:01 lo 33.49 33.49 4.28 4.28 0.00 0.00 0.00 0.00 Average: ens3 177.20 125.26 1169.00 25.24 0.00 0.00 0.00 0.00 Average: lo 24.80 24.80 7.33 7.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11052) 12/06/25 _x86_64_ (4 CPU) 05:14:59 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:01 all 20.98 0.00 2.71 7.24 2.07 66.99 05:16:01 0 19.55 0.00 1.68 3.00 1.76 74.01 05:16:01 1 17.57 0.00 4.46 5.89 1.73 70.36 05:16:01 2 19.24 0.00 2.77 9.67 2.52 65.81 05:16:01 3 27.57 0.00 1.95 10.43 2.29 57.77 05:17:01 all 20.19 0.00 1.26 1.91 1.07 75.56 05:17:01 0 17.59 0.00 0.90 0.53 1.23 79.75 05:17:01 1 28.12 0.00 1.86 0.13 1.16 68.72 05:17:01 2 11.06 0.00 0.95 6.04 0.98 80.98 05:17:01 3 24.02 0.00 1.35 0.93 0.93 72.77 05:18:01 all 16.44 0.00 1.18 1.32 1.17 79.89 05:18:01 0 19.83 0.00 1.15 0.60 0.98 77.43 05:18:01 1 13.32 0.00 0.94 1.95 0.99 82.80 05:18:01 2 20.68 0.00 1.79 1.55 1.59 74.39 05:18:01 3 11.92 0.00 0.83 1.17 1.12 84.96 05:19:01 all 54.58 0.00 1.67 0.51 3.54 39.71 05:19:01 0 50.58 0.00 1.72 0.66 3.50 43.53 05:19:01 1 55.74 0.00 1.80 0.63 3.40 38.43 05:19:01 2 61.94 0.00 1.26 0.10 3.64 33.06 05:19:01 3 50.02 0.00 1.92 0.65 3.61 43.80 05:20:01 all 26.45 0.00 1.56 0.62 1.24 70.13 05:20:01 0 28.22 0.00 1.90 0.10 1.25 68.52 05:20:01 1 10.91 0.00 1.08 1.86 0.85 85.29 05:20:01 2 52.09 0.00 2.48 0.47 2.00 42.98 05:20:01 3 14.56 0.00 0.80 0.08 0.87 83.69 Average: all 27.73 0.00 1.68 2.32 1.82 66.45 Average: 0 27.16 0.00 1.47 0.98 1.75 68.64 Average: 1 25.13 0.00 2.03 2.10 1.62 69.12 Average: 2 33.00 0.00 1.85 3.57 2.14 59.44 Average: 3 25.61 0.00 1.37 2.66 1.76 68.60