---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3369 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 12352 0 3134 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:7e:f5:3f brd ff:ff:ff:ff:ff:ff inet 10.30.107.26/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85985sec preferred_lft 85985sec inet6 fe80::f816:3eff:fe7e:f53f/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-3369) 12/08/23 _x86_64_ (4 CPU) 18:10:21 LINUX RESTART (4 CPU) 18:11:01 tps rtps wtps bread/s bwrtn/s 18:12:01 76.40 13.35 63.06 974.64 34468.66 18:13:01 23.43 0.02 23.41 0.13 4373.80 18:14:01 65.57 26.01 39.56 1600.53 4862.26 18:15:01 131.76 8.00 123.77 233.23 18827.21 18:16:01 49.68 1.42 48.26 33.86 12440.59 18:17:01 45.02 1.34 43.69 66.22 13590.25 Average: 65.39 8.37 57.01 485.77 14764.85 18:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:12:01 14023292 15543272 2401676 14.62 51352 1675532 825656 4.73 712124 1490456 74400 18:13:01 14072304 15602476 2352664 14.32 58492 1676008 753000 4.31 632416 1513000 33768 18:14:01 13770352 15522376 2654616 16.16 73396 1872588 1081072 6.19 736068 1693768 136928 18:15:01 12677388 14850700 3747580 22.82 83368 2270464 1344528 7.69 1447812 2044524 9588 18:16:01 12644192 15494620 3780776 23.02 91744 2922792 810736 4.64 1210832 2288700 321804 18:17:01 12677180 15548460 3747788 22.82 96460 2935996 770656 4.41 1166284 2297124 29040 Average: 13310785 15426984 3114183 18.96 75802 2225563 930941 5.33 984256 1887929 100921 18:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:12:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 18:12:01 ens3 30.43 17.58 579.13 3.38 0.00 0.00 0.00 0.00 18:13:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 18:13:01 ens3 6.40 4.58 35.88 0.90 0.00 0.00 0.00 0.00 18:14:01 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 18:14:01 ens3 90.82 81.22 674.45 37.77 0.00 0.00 0.00 0.00 18:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 18:15:01 ens3 446.82 393.73 6240.71 58.09 0.00 0.00 0.00 0.00 18:16:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 18:16:01 ens3 195.20 169.34 1795.08 32.57 0.00 0.00 0.00 0.00 18:17:01 lo 19.77 19.77 1.78 1.78 0.00 0.00 0.00 0.00 18:17:01 ens3 187.71 196.58 303.63 2504.85 0.00 0.00 0.00 0.00 Average: lo 3.55 3.55 0.32 0.32 0.00 0.00 0.00 0.00 Average: ens3 159.59 143.79 1609.73 434.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3369) 12/08/23 _x86_64_ (4 CPU) 18:10:21 LINUX RESTART (4 CPU) 18:11:01 CPU %user %nice %system %iowait %steal %idle 18:12:01 all 6.97 0.00 0.73 34.37 0.03 57.90 18:12:01 0 11.98 0.00 1.41 52.58 0.05 33.98 18:12:01 1 6.47 0.00 0.65 1.17 0.03 91.68 18:12:01 2 1.13 0.00 0.48 50.52 0.02 47.85 18:12:01 3 8.32 0.00 0.39 33.18 0.03 58.08 18:13:01 all 3.40 0.00 0.28 25.43 0.01 70.88 18:13:01 0 3.24 0.00 0.35 57.57 0.02 38.83 18:13:01 1 6.76 0.00 0.40 0.23 0.00 92.60 18:13:01 2 3.50 0.00 0.32 43.83 0.00 52.35 18:13:01 3 0.08 0.00 0.05 0.00 0.02 99.85 18:14:01 all 13.12 0.00 0.98 9.78 0.34 75.79 18:14:01 0 7.36 0.00 0.85 22.17 0.18 69.44 18:14:01 1 13.81 0.00 0.88 8.20 0.23 76.88 18:14:01 2 24.42 0.00 1.47 4.72 0.10 69.29 18:14:01 3 6.89 0.00 0.71 4.05 0.85 87.50 18:15:01 all 32.90 0.00 2.63 9.72 0.12 54.63 18:15:01 0 33.74 0.00 2.71 12.12 0.12 51.31 18:15:01 1 30.45 0.00 3.10 9.85 0.12 56.47 18:15:01 2 32.18 0.00 2.55 8.85 0.12 56.30 18:15:01 3 35.23 0.00 2.20 8.04 0.12 54.41 18:16:01 all 26.73 0.00 2.05 4.17 0.07 66.98 18:16:01 0 19.75 0.00 1.09 0.12 0.05 79.00 18:16:01 1 31.51 0.00 1.75 8.94 0.08 57.71 18:16:01 2 35.88 0.00 4.16 7.51 0.10 52.35 18:16:01 3 19.89 0.00 1.20 0.17 0.05 78.69 18:17:01 all 16.86 0.00 1.23 5.56 0.06 76.30 18:17:01 0 16.47 0.00 0.81 1.15 0.05 81.51 18:17:01 1 26.13 0.00 1.75 8.83 0.07 63.23 18:17:01 2 16.88 0.00 1.33 7.73 0.03 74.03 18:17:01 3 8.02 0.00 0.99 4.53 0.07 86.38 Average: all 16.63 0.00 1.31 14.87 0.11 67.08 Average: 0 15.39 0.00 1.20 24.36 0.08 58.96 Average: 1 19.13 0.00 1.42 6.19 0.09 73.18 Average: 2 18.97 0.00 1.71 20.60 0.06 58.66 Average: 3 13.06 0.00 0.92 8.32 0.19 77.51