---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-74 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: 2799.996 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 8.7G 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 553 12875 0 2610 15166 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:ab:bf:3e brd ff:ff:ff:ff:ff:ff inet 10.30.106.100/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86098sec preferred_lft 86098sec inet6 fe80::f816:3eff:feab:bf3e/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-74) 11/16/23 _x86_64_ (4 CPU) 02:23:32 LINUX RESTART (4 CPU) 02:24:01 tps rtps wtps bread/s bwrtn/s 02:25:01 98.88 32.38 66.51 1659.86 24674.02 02:26:01 144.86 16.76 128.10 623.90 34850.86 02:27:01 22.95 1.83 21.11 51.32 23626.33 02:28:01 32.88 5.75 27.13 1025.96 5380.17 Average: 74.89 14.18 60.71 840.26 22132.84 02:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:25:01 14037740 15602500 2387228 14.53 60204 1706728 743896 4.26 633364 1545324 169396 02:26:01 13207172 15082916 3217796 19.59 76004 1987916 1156524 6.62 1196948 1782288 16240 02:27:01 12217236 14252344 4207732 25.62 76180 2144580 2140892 12.25 2040616 1920312 22864 02:28:01 13043060 15506716 3381908 20.59 81364 2561720 781252 4.47 945820 2182100 432608 Average: 13126302 15111119 3298666 20.08 73438 2100236 1205641 6.90 1204187 1857506 160277 02:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:25:01 lo 1.33 1.33 0.14 0.14 0.00 0.00 0.00 0.00 02:25:01 ens3 78.07 52.21 922.58 9.70 0.00 0.00 0.00 0.00 02:26:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 02:26:01 ens3 337.61 269.82 2796.07 69.06 0.00 0.00 0.00 0.00 02:27:01 lo 927.25 927.25 71.08 71.08 0.00 0.00 0.00 0.00 02:27:01 ens3 13556.84 9170.14 3791.23 3657.51 0.00 0.00 0.00 0.00 02:28:01 lo 78.25 78.25 6.01 6.01 0.00 0.00 0.00 0.00 02:28:01 ens3 6997.53 5135.24 2028.06 1848.34 0.00 0.00 0.00 0.00 Average: lo 251.82 251.82 19.32 19.32 0.00 0.00 0.00 0.00 Average: ens3 5242.51 3656.85 2384.48 1396.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-74) 11/16/23 _x86_64_ (4 CPU) 02:23:32 LINUX RESTART (4 CPU) 02:24:01 CPU %user %nice %system %iowait %steal %idle 02:25:01 all 18.53 0.00 1.45 6.95 0.05 73.02 02:25:01 0 22.19 0.00 1.57 1.79 0.05 74.41 02:25:01 1 5.91 0.00 1.00 8.96 0.05 84.08 02:25:01 2 7.35 0.00 0.85 10.61 0.03 81.16 02:25:01 3 38.63 0.00 2.41 6.45 0.10 52.41 02:26:01 all 29.74 0.00 1.81 5.42 0.09 62.94 02:26:01 0 26.08 0.00 0.92 1.79 0.07 71.15 02:26:01 1 33.01 0.00 2.02 14.76 0.08 50.13 02:26:01 2 24.14 0.00 1.55 2.84 0.08 71.38 02:26:01 3 35.76 0.00 2.75 2.33 0.10 59.07 02:27:01 all 40.25 0.00 30.98 1.76 0.14 26.88 02:27:01 0 35.65 0.00 28.86 0.38 0.12 34.99 02:27:01 1 41.22 0.00 36.92 2.78 0.17 18.92 02:27:01 2 38.10 0.00 18.21 3.85 0.15 39.69 02:27:01 3 45.91 0.00 39.91 0.00 0.13 14.05 02:28:01 all 26.09 0.00 19.15 0.61 0.09 54.07 02:28:01 0 19.49 0.00 25.85 0.41 0.07 54.17 02:28:01 1 39.46 0.00 20.92 1.30 0.12 38.20 02:28:01 2 20.81 0.00 11.46 0.38 0.08 67.27 02:28:01 3 24.41 0.00 18.53 0.30 0.08 56.68 Average: all 28.62 0.00 13.30 3.69 0.09 54.29 Average: 0 25.82 0.00 14.13 1.10 0.08 58.87 Average: 1 29.86 0.00 15.16 6.95 0.10 47.92 Average: 2 22.60 0.00 8.02 4.42 0.09 64.87 Average: 3 36.20 0.00 15.91 2.28 0.10 45.51