---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5404 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 8.5G 69G 11% / 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 548 13065 0 2426 15174 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:08:60:67 brd ff:ff:ff:ff:ff:ff inet 10.30.106.200/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86086sec preferred_lft 86086sec inet6 fe80::f816:3eff:fe08:6067/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5404) 12/16/23 _x86_64_ (4 CPU) 01:20:20 LINUX RESTART (4 CPU) 01:21:02 tps rtps wtps bread/s bwrtn/s 01:22:01 145.08 41.47 103.61 2627.76 24017.35 01:23:01 85.55 16.20 69.36 833.73 19796.70 01:24:01 31.13 2.00 29.13 189.44 16811.06 01:25:01 27.71 3.18 24.53 338.61 17599.33 Average: 72.06 15.60 56.46 990.56 19537.45 01:21:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:22:01 13686140 15451068 2738828 16.67 71108 1887336 917092 5.25 800356 1709248 135084 01:23:01 12078764 13952060 4346204 26.46 73768 1989452 2372372 13.58 2325712 1777232 2636 01:24:01 13261816 15327288 3163152 19.26 76192 2175068 1028560 5.89 1027108 1890264 68340 01:25:01 13383760 15537224 3041208 18.52 95040 2241240 787004 4.50 895976 1895236 48976 Average: 13102620 15066910 3322348 20.23 79027 2073274 1276257 7.30 1262288 1817995 63759 01:21:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:22:01 ens3 146.25 96.71 1363.45 27.65 0.00 0.00 0.00 0.00 01:22:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 01:23:01 ens3 255.37 194.55 1185.77 48.78 0.00 0.00 0.00 0.00 01:23:01 lo 1.27 1.27 0.09 0.09 0.00 0.00 0.00 0.00 01:24:01 ens3 326.70 201.00 2271.25 51.96 0.00 0.00 0.00 0.00 01:24:01 lo 1.03 1.03 0.08 0.08 0.00 0.00 0.00 0.00 01:25:01 ens3 463.32 263.27 663.19 107.62 0.00 0.00 0.00 0.00 01:25:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 298.54 189.27 1370.95 59.13 0.00 0.00 0.00 0.00 Average: lo 0.98 0.98 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5404) 12/16/23 _x86_64_ (4 CPU) 01:20:20 LINUX RESTART (4 CPU) 01:21:02 CPU %user %nice %system %iowait %steal %idle 01:22:01 all 22.01 0.00 1.64 4.06 0.06 72.23 01:22:01 0 17.51 0.00 1.24 1.10 0.05 80.10 01:22:01 1 41.64 0.00 2.70 2.73 0.09 52.85 01:22:01 2 15.34 0.00 1.14 0.71 0.03 82.78 01:22:01 3 13.63 0.00 1.50 11.69 0.07 73.12 01:23:01 all 40.09 0.00 1.28 3.77 0.08 54.78 01:23:01 0 39.30 0.00 1.24 0.02 0.08 59.36 01:23:01 1 41.64 0.00 1.06 0.72 0.07 56.52 01:23:01 2 42.45 0.00 1.51 5.31 0.08 50.65 01:23:01 3 36.97 0.00 1.32 9.03 0.08 52.59 01:24:01 all 42.08 0.00 1.73 1.04 0.09 55.06 01:24:01 0 41.07 0.00 1.76 2.35 0.10 54.73 01:24:01 1 41.23 0.00 1.83 0.08 0.10 56.76 01:24:01 2 45.49 0.00 2.13 0.00 0.07 52.31 01:24:01 3 40.54 0.00 1.19 1.73 0.08 56.45 01:25:01 all 41.90 0.00 1.41 1.40 0.07 55.21 01:25:01 0 51.44 0.00 2.79 4.45 0.08 41.23 01:25:01 1 42.79 0.00 1.10 0.07 0.07 55.97 01:25:01 2 31.96 0.00 1.13 0.22 0.07 66.63 01:25:01 3 41.52 0.00 0.62 0.92 0.07 56.88 Average: all 36.58 0.00 1.51 2.56 0.07 59.27 Average: 0 37.39 0.00 1.76 1.98 0.08 58.80 Average: 1 41.83 0.00 1.67 0.89 0.08 55.53 Average: 2 33.87 0.00 1.48 1.56 0.06 63.03 Average: 3 33.24 0.00 1.15 5.82 0.08 59.71