---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9918 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 8.7G 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 811 12726 0 2502 14910 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:5d:60:73 brd ff:ff:ff:ff:ff:ff inet 10.30.106.118/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:fe5d:6073/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9918) 01/06/24 _x86_64_ (4 CPU) 05:17:22 LINUX RESTART (4 CPU) 05:18:01 tps rtps wtps bread/s bwrtn/s 05:19:01 92.85 17.08 75.77 1016.36 21235.39 05:20:01 139.15 17.86 121.29 811.33 34176.07 05:21:01 46.73 5.57 41.17 176.00 21179.87 Average: 92.92 13.50 79.41 667.93 25531.17 05:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 13929636 15569592 2495332 15.19 63660 1776108 787180 4.50 670880 1608592 192368 05:20:01 11954564 14069928 4470404 27.22 75804 2223940 2322520 13.29 2223604 1994220 58328 05:21:01 13088304 15304408 3336664 20.31 79120 2318788 949324 5.43 1146200 1935980 3004 Average: 12990835 14981309 3434133 20.91 72861 2106279 1353008 7.74 1346895 1846264 84567 05:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 ens3 69.44 44.81 1233.13 8.04 0.00 0.00 0.00 0.00 05:19:01 lo 1.47 1.47 0.16 0.16 0.00 0.00 0.00 0.00 05:20:01 ens3 822.04 481.44 4378.42 188.06 0.00 0.00 0.00 0.00 05:20:01 lo 1.17 1.17 0.29 0.29 0.00 0.00 0.00 0.00 05:21:01 ens3 639.48 411.95 716.01 244.68 0.00 0.00 0.00 0.00 05:21:01 lo 120.77 120.77 44.08 44.08 0.00 0.00 0.00 0.00 Average: ens3 510.33 312.74 2109.39 146.92 0.00 0.00 0.00 0.00 Average: lo 41.13 41.13 14.84 14.84 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9918) 01/06/24 _x86_64_ (4 CPU) 05:17:22 LINUX RESTART (4 CPU) 05:18:01 CPU %user %nice %system %iowait %steal %idle 05:19:01 all 20.06 0.00 1.35 4.59 0.05 73.95 05:19:01 0 39.91 0.00 2.48 3.75 0.08 53.77 05:19:01 1 6.28 0.00 0.59 4.20 0.03 88.91 05:19:01 2 19.08 0.00 1.19 0.98 0.03 78.71 05:19:01 3 14.87 0.00 1.15 9.40 0.05 74.52 05:20:01 all 47.77 0.00 2.34 5.32 0.11 44.47 05:20:01 0 41.06 0.00 1.60 3.82 0.10 53.42 05:20:01 1 46.73 0.00 2.58 6.92 0.12 43.65 05:20:01 2 51.31 0.00 2.63 5.41 0.12 40.53 05:20:01 3 51.93 0.00 2.53 5.15 0.12 40.27 05:21:01 all 44.32 0.00 1.76 1.29 0.09 52.55 05:21:01 0 44.48 0.00 1.94 0.05 0.08 53.45 05:21:01 1 37.32 0.00 1.87 0.84 0.08 59.89 05:21:01 2 46.70 0.00 1.79 1.02 0.08 50.40 05:21:01 3 48.75 0.00 1.44 3.21 0.08 46.52 Average: all 37.36 0.00 1.82 3.73 0.08 57.01 Average: 0 41.82 0.00 2.01 2.54 0.09 53.55 Average: 1 30.11 0.00 1.68 3.99 0.08 64.14 Average: 2 39.01 0.00 1.87 2.47 0.08 56.58 Average: 3 38.50 0.00 1.71 5.92 0.08 53.78