---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2997 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 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 567 13030 0 2442 15153 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:25:22:e0 brd ff:ff:ff:ff:ff:ff inet 10.30.106.99/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fe25:22e0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2997) 11/22/23 _x86_64_ (4 CPU) 14:41:32 LINUX RESTART (4 CPU) 14:42:02 tps rtps wtps bread/s bwrtn/s 14:43:01 110.89 17.35 93.54 1033.28 30554.25 14:44:01 123.81 12.88 110.93 323.55 35142.28 14:45:01 36.76 9.95 26.81 564.17 16955.97 14:46:01 38.56 2.03 36.53 85.32 8644.96 Average: 77.37 10.52 66.84 499.38 22792.35 14:42:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:43:01 13896132 15549328 2528836 15.40 64404 1787748 793640 4.54 698848 1616612 186292 14:44:01 12797544 14684884 3627424 22.08 79836 1994540 1627028 9.31 1597652 1789988 41392 14:45:01 12145024 14077968 4279944 26.06 81560 2036240 2238636 12.81 2238936 1793628 2560 14:46:01 13357976 15526276 3066992 18.67 87060 2263224 773592 4.43 886908 1931184 39392 Average: 13049169 14959614 3375799 20.55 78215 2020438 1358224 7.77 1355586 1782853 67409 14:42:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:43:01 lo 1.36 1.36 0.15 0.15 0.00 0.00 0.00 0.00 14:43:01 ens3 60.34 40.38 1118.98 7.60 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 314.63 268.66 2342.85 74.73 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 456.59 305.93 316.92 109.65 0.00 0.00 0.00 0.00 14:46:01 lo 1.87 1.87 0.17 0.17 0.00 0.00 0.00 0.00 14:46:01 ens3 248.56 230.54 466.84 860.18 0.00 0.00 0.00 0.00 Average: lo 0.92 0.92 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 270.90 212.09 1061.16 264.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2997) 11/22/23 _x86_64_ (4 CPU) 14:41:32 LINUX RESTART (4 CPU) 14:42:02 CPU %user %nice %system %iowait %steal %idle 14:43:01 all 20.22 0.00 1.37 5.29 0.06 73.06 14:43:01 0 14.34 0.00 0.97 1.49 0.08 83.11 14:43:01 1 16.37 0.00 1.04 0.44 0.03 82.12 14:43:01 2 15.28 0.00 1.27 14.34 0.05 69.06 14:43:01 3 34.92 0.00 2.21 4.90 0.07 57.91 14:44:01 all 24.99 0.00 1.51 4.27 0.08 69.15 14:44:01 0 23.43 0.00 1.30 2.88 0.08 72.31 14:44:01 1 22.79 0.00 1.61 0.55 0.10 74.94 14:44:01 2 22.51 0.00 1.89 13.14 0.08 62.37 14:44:01 3 31.23 0.00 1.22 0.50 0.05 67.00 14:45:01 all 66.54 0.00 2.09 0.72 0.11 30.54 14:45:01 0 67.37 0.00 1.60 0.32 0.12 30.59 14:45:01 1 72.00 0.00 2.91 0.12 0.10 24.87 14:45:01 2 57.60 0.00 1.95 0.89 0.10 39.46 14:45:01 3 69.13 0.00 1.89 1.57 0.12 27.29 14:46:01 all 31.22 0.00 1.72 1.22 0.07 65.77 14:46:01 0 38.72 0.00 1.84 1.70 0.07 57.67 14:46:01 1 25.30 0.00 1.58 3.10 0.07 69.96 14:46:01 2 27.98 0.00 1.92 0.08 0.08 69.93 14:46:01 3 32.87 0.00 1.52 0.00 0.05 65.56 Average: all 35.79 0.00 1.67 2.87 0.08 59.59 Average: 0 36.05 0.00 1.43 1.60 0.09 60.84 Average: 1 34.19 0.00 1.79 1.06 0.08 62.89 Average: 2 30.88 0.00 1.76 7.09 0.08 60.19 Average: 3 42.06 0.00 1.71 1.73 0.07 54.43