---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9802 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 553 12346 0 3140 15156 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:e3:6a:3c brd ff:ff:ff:ff:ff:ff inet 10.30.107.75/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86087sec preferred_lft 86087sec inet6 fe80::f816:3eff:fee3:6a3c/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-9802) 01/05/24 _x86_64_ (4 CPU) 18:10:21 LINUX RESTART (4 CPU) 18:11:00 tps rtps wtps bread/s bwrtn/s 18:12:01 84.75 13.49 71.26 973.11 29520.66 18:13:01 103.70 27.67 76.02 1652.38 30838.25 18:14:01 137.31 7.57 129.75 208.77 27913.88 18:15:01 60.01 1.43 58.57 68.12 21013.96 Average: 96.39 12.55 83.85 726.65 27330.87 18:11:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:12:01 14069620 15600256 2355348 14.34 58572 1676296 754172 4.32 633980 1513608 132448 18:13:01 13681876 15447104 2743092 16.70 73964 1883892 925616 5.30 807920 1703624 138144 18:14:01 12109312 14602860 4315656 26.27 87396 2579848 1573212 9.00 1790220 2252956 238568 18:15:01 12622632 15492828 3802336 23.15 94808 2936920 795568 4.55 1217272 2299608 38944 Average: 13120860 15285762 3304108 20.12 78685 2269239 1012142 5.79 1112348 1942449 137026 18:11:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:12:01 lo 0.66 0.66 0.07 0.07 0.00 0.00 0.00 0.00 18:12:01 ens3 39.69 23.56 647.24 4.34 0.00 0.00 0.00 0.00 18:13:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 18:13:01 ens3 113.81 102.90 742.14 42.24 0.00 0.00 0.00 0.00 18:14:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 18:14:01 ens3 636.24 537.98 7516.48 71.21 0.00 0.00 0.00 0.00 18:15:01 lo 19.26 19.26 1.73 1.73 0.00 0.00 0.00 0.00 18:15:01 ens3 280.54 274.27 720.65 2470.74 0.00 0.00 0.00 0.00 Average: lo 5.16 5.16 0.47 0.47 0.00 0.00 0.00 0.00 Average: ens3 266.63 233.80 2399.33 644.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9802) 01/05/24 _x86_64_ (4 CPU) 18:10:21 LINUX RESTART (4 CPU) 18:11:00 CPU %user %nice %system %iowait %steal %idle 18:12:01 all 12.31 0.00 0.98 14.79 0.04 71.88 18:12:01 0 5.18 0.00 0.48 10.59 0.03 83.73 18:12:01 1 18.73 0.00 1.73 30.40 0.05 49.09 18:12:01 2 8.39 0.00 0.72 15.09 0.05 75.75 18:12:01 3 16.97 0.00 1.00 3.09 0.03 78.90 18:13:01 all 15.45 0.00 1.13 12.70 0.06 70.66 18:13:01 0 17.70 0.00 1.09 1.74 0.07 79.41 18:13:01 1 7.91 0.00 0.77 29.97 0.07 61.29 18:13:01 2 8.39 0.00 0.52 11.42 0.07 79.60 18:13:01 3 27.83 0.00 2.13 7.67 0.07 62.31 18:14:01 all 36.31 0.00 2.09 9.78 0.10 51.71 18:14:01 0 34.28 0.00 1.61 5.85 0.08 58.18 18:14:01 1 34.16 0.00 2.36 7.57 0.10 55.81 18:14:01 2 41.44 0.00 2.50 17.55 0.10 38.42 18:14:01 3 35.36 0.00 1.93 8.18 0.13 54.41 18:15:01 all 28.82 0.00 1.73 3.78 0.08 65.59 18:15:01 0 28.31 0.00 1.62 0.55 0.07 69.45 18:15:01 1 44.25 0.00 2.10 4.16 0.08 49.40 18:15:01 2 24.80 0.00 2.26 8.67 0.07 64.20 18:15:01 3 17.91 0.00 0.94 1.76 0.08 79.30 Average: all 23.16 0.00 1.48 10.29 0.07 65.00 Average: 0 21.29 0.00 1.20 4.71 0.06 72.75 Average: 1 26.21 0.00 1.74 18.10 0.08 53.88 Average: 2 20.67 0.00 1.50 13.19 0.07 64.58 Average: 3 24.48 0.00 1.50 5.16 0.08 68.78