---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-24880 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 672K 1.6G 1% /run /dev/vda1 78G 9.2G 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 595 12373 0 3070 15114 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:e8:9a:a7 brd ff:ff:ff:ff:ff:ff inet 10.30.107.232/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86101sec preferred_lft 86101sec inet6 fe80::f816:3eff:fee8:9aa7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-24880) 04/21/24 _x86_64_ (4 CPU) 02:45:23 LINUX RESTART (4 CPU) 02:46:01 tps rtps wtps bread/s bwrtn/s 02:47:01 94.63 13.73 80.90 989.57 22127.38 02:48:01 126.45 28.08 98.37 1658.52 24033.19 02:49:01 82.74 7.10 75.64 201.83 26583.44 02:50:01 69.17 1.52 67.66 72.25 34897.38 Average: 93.25 12.61 80.64 730.54 26910.35 02:46:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:47:01 13865444 15495808 2559516 15.58 67296 1759988 866448 4.96 738796 1597296 152712 02:48:01 13434044 15254024 2990916 18.21 77712 1932016 1017024 5.82 1010012 1741040 3836 02:49:01 12242396 14849328 4182564 25.46 89352 2687624 1304308 7.46 1612548 2291420 396172 02:50:01 12702500 15508356 3722460 22.66 92760 2878068 802724 4.59 1200472 2240388 2028 Average: 13061096 15276879 3363864 20.48 81780 2314424 997626 5.71 1140457 1967536 138687 02:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:47:01 ens3 51.44 34.89 827.81 6.75 0.00 0.00 0.00 0.00 02:47:01 lo 1.20 1.20 0.14 0.14 0.00 0.00 0.00 0.00 02:48:01 ens3 243.99 223.28 1914.38 56.98 0.00 0.00 0.00 0.00 02:48:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 02:49:01 ens3 450.77 361.96 5914.18 48.36 0.00 0.00 0.00 0.00 02:49:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 02:50:01 ens3 342.69 306.90 693.27 2470.50 0.00 0.00 0.00 0.00 02:50:01 lo 19.26 19.26 1.73 1.73 0.00 0.00 0.00 0.00 Average: ens3 272.23 231.76 2337.41 645.65 0.00 0.00 0.00 0.00 Average: lo 5.25 5.25 0.48 0.48 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-24880) 04/21/24 _x86_64_ (4 CPU) 02:45:23 LINUX RESTART (4 CPU) 02:46:01 CPU %user %nice %system %iowait %steal %idle 02:47:01 all 19.41 0.00 1.26 6.03 0.05 73.24 02:47:01 0 21.10 0.00 1.50 4.51 0.07 72.82 02:47:01 1 12.93 0.00 1.24 7.38 0.05 78.40 02:47:01 2 30.23 0.00 1.62 3.56 0.07 64.53 02:47:01 3 13.42 0.00 0.68 8.66 0.05 77.20 02:48:01 all 15.76 0.00 1.25 5.10 0.08 77.82 02:48:01 0 15.56 0.00 1.48 11.93 0.08 70.94 02:48:01 1 14.68 0.00 1.09 1.95 0.08 82.19 02:48:01 2 15.97 0.00 1.24 5.36 0.07 77.36 02:48:01 3 16.82 0.00 1.22 1.05 0.09 80.81 02:49:01 all 32.10 0.00 1.86 5.22 0.11 60.71 02:49:01 0 29.95 0.00 1.95 2.17 0.08 65.85 02:49:01 1 29.66 0.00 1.37 13.63 0.08 55.26 02:49:01 2 41.50 0.00 2.15 0.78 0.22 55.35 02:49:01 3 27.39 0.00 1.93 4.27 0.08 66.32 02:50:01 all 26.85 0.00 1.67 4.74 0.08 66.66 02:50:01 0 21.73 0.00 1.64 0.67 0.07 75.89 02:50:01 1 30.21 0.00 1.90 4.74 0.07 63.08 02:50:01 2 27.43 0.00 1.82 12.70 0.08 57.97 02:50:01 3 28.04 0.00 1.38 0.87 0.08 69.62 Average: all 23.53 0.00 1.51 5.28 0.08 69.61 Average: 0 22.08 0.00 1.64 4.81 0.08 71.38 Average: 1 21.87 0.00 1.40 6.92 0.07 69.74 Average: 2 28.73 0.00 1.70 5.61 0.11 63.85 Average: 3 21.42 0.00 1.30 3.75 0.08 73.46