---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-13201 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 672K 1.6G 1% /run /dev/vda1 78G 8.6G 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 559 13081 0 2399 15162 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:a1:51:45 brd ff:ff:ff:ff:ff:ff inet 10.30.107.120/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86094sec preferred_lft 86094sec inet6 fe80::f816:3eff:fea1:5145/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-13201) 01/18/24 _x86_64_ (4 CPU) 14:41:27 LINUX RESTART (4 CPU) 14:42:01 tps rtps wtps bread/s bwrtn/s 14:43:01 107.08 13.73 93.35 989.40 26777.47 14:44:01 103.17 12.83 90.33 323.20 26818.67 14:45:01 36.75 9.90 26.86 562.88 18786.27 14:46:01 41.69 2.10 39.59 87.59 17213.26 Average: 72.17 9.64 62.53 490.80 22398.77 14:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:43:01 13938564 15561136 2486404 15.14 64656 1757392 807484 4.62 680184 1589180 81160 14:44:01 12978380 14822336 3446588 20.98 79152 1953088 1529748 8.75 1459476 1747576 39644 14:45:01 12289192 14178096 4135776 25.18 80860 1994164 2163456 12.38 2139104 1750608 1780 14:46:01 13388028 15512868 3036940 18.49 86124 2221688 796256 4.56 899360 1888492 37920 Average: 13148541 15018609 3276427 19.95 77698 1981583 1324236 7.58 1294531 1743964 40126 14:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:43:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 14:43:01 ens3 53.27 36.62 946.36 6.93 0.00 0.00 0.00 0.00 14:44:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 14:44:01 ens3 317.92 279.15 2346.05 77.65 0.00 0.00 0.00 0.00 14:45:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 14:45:01 ens3 341.87 220.84 270.33 76.03 0.00 0.00 0.00 0.00 14:46:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 14:46:01 ens3 389.12 262.34 504.77 888.08 0.00 0.00 0.00 0.00 Average: lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 275.53 199.73 1016.79 262.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-13201) 01/18/24 _x86_64_ (4 CPU) 14:41:27 LINUX RESTART (4 CPU) 14:42:01 CPU %user %nice %system %iowait %steal %idle 14:43:01 all 18.19 0.00 1.18 8.19 0.06 72.38 14:43:01 0 3.65 0.00 0.45 0.68 0.00 95.21 14:43:01 1 28.55 0.00 1.80 11.78 0.07 57.81 14:43:01 2 20.66 0.00 1.14 19.73 0.10 58.37 14:43:01 3 19.99 0.00 1.31 0.62 0.05 78.03 14:44:01 all 24.23 0.00 1.50 4.44 0.08 69.75 14:44:01 0 17.01 0.00 1.12 2.83 0.07 78.97 14:44:01 1 17.85 0.00 1.19 4.71 0.07 76.19 14:44:01 2 28.34 0.00 2.10 6.22 0.10 63.24 14:44:01 3 33.76 0.00 1.55 4.00 0.08 60.61 14:45:01 all 64.65 0.00 1.93 1.26 0.12 32.05 14:45:01 0 62.26 0.00 2.27 0.13 0.12 35.21 14:45:01 1 62.41 0.00 1.75 1.33 0.12 34.38 14:45:01 2 67.86 0.00 1.91 0.17 0.12 29.94 14:45:01 3 66.07 0.00 1.82 3.37 0.12 28.62 14:46:01 all 31.06 0.00 1.78 3.78 0.07 63.32 14:46:01 0 27.30 0.00 1.54 0.54 0.07 70.55 14:46:01 1 27.86 0.00 1.50 5.33 0.08 65.23 14:46:01 2 32.41 0.00 2.12 6.42 0.07 58.98 14:46:01 3 36.68 0.00 1.89 2.85 0.08 58.49 Average: all 34.49 0.00 1.59 4.42 0.08 59.42 Average: 0 27.49 0.00 1.34 1.05 0.06 70.06 Average: 1 34.13 0.00 1.56 5.79 0.08 58.43 Average: 2 37.25 0.00 1.82 8.15 0.10 52.68 Average: 3 39.10 0.00 1.64 2.71 0.08 56.47