---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11074 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 676K 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 611 13030 0 2398 15109 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:aa:9e:aa brd ff:ff:ff:ff:ff:ff inet 10.30.107.183/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86036sec preferred_lft 86036sec inet6 fe80::f816:3eff:feaa:9eaa/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-11074) 11/07/25 _x86_64_ (4 CPU) 21:10:45 LINUX RESTART (4 CPU) 21:11:01 tps rtps wtps bread/s bwrtn/s 21:12:01 362.80 55.91 306.88 3655.05 49619.46 21:13:01 151.12 40.95 110.16 2498.37 36496.23 21:14:01 14.58 2.23 12.35 65.06 1660.79 21:15:01 1.13 0.00 1.13 0.00 17.60 21:16:01 22.13 3.12 19.01 227.43 6356.67 Average: 110.36 20.45 89.92 1289.30 18831.77 21:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:12:01 13929912 15515736 2495056 15.19 65368 1720888 860152 4.92 705472 1574728 188832 21:13:01 12475188 14343252 3949780 24.05 75704 1980532 2026444 11.60 1959536 1747524 18772 21:14:01 12492332 14390684 3932636 23.94 76416 2009416 1947476 11.15 1921496 1768536 40 21:15:01 12469772 14368276 3955196 24.08 76464 2009532 1947476 11.15 1943056 1768644 132 21:16:01 11599840 13727460 4825128 29.38 79832 2227856 2517264 14.41 2644824 1921552 33412 Average: 12593409 14469082 3831559 23.33 74757 1989645 1859762 10.64 1834877 1756197 48238 21:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:12:01 lo 2.00 2.00 0.22 0.22 0.00 0.00 0.00 0.00 21:12:01 ens3 437.94 286.37 1902.06 78.40 0.00 0.00 0.00 0.00 21:13:01 lo 0.48 0.48 0.04 0.04 0.00 0.00 0.00 0.00 21:13:01 ens3 758.26 477.01 2102.70 163.11 0.00 0.00 0.00 0.00 21:14:01 lo 2.27 2.27 0.11 0.11 0.00 0.00 0.00 0.00 21:14:01 ens3 116.65 60.67 421.59 19.78 0.00 0.00 0.00 0.00 21:15:01 lo 5.93 5.93 0.29 0.29 0.00 0.00 0.00 0.00 21:15:01 ens3 61.54 36.78 14.09 12.18 0.00 0.00 0.00 0.00 21:16:01 lo 15.60 15.60 2.53 2.53 0.00 0.00 0.00 0.00 21:16:01 ens3 1169.51 710.91 3045.84 217.75 0.00 0.00 0.00 0.00 Average: lo 5.26 5.26 0.64 0.64 0.00 0.00 0.00 0.00 Average: ens3 508.78 314.35 1497.29 98.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11074) 11/07/25 _x86_64_ (4 CPU) 21:10:45 LINUX RESTART (4 CPU) 21:11:01 CPU %user %nice %system %iowait %steal %idle 21:12:01 all 21.89 0.00 2.10 6.19 0.06 69.76 21:12:01 0 26.99 0.00 2.36 2.24 0.08 68.33 21:12:01 1 19.12 0.00 2.26 5.85 0.05 72.72 21:12:01 2 33.97 0.00 2.52 7.94 0.05 55.51 21:12:01 3 7.47 0.00 1.24 8.72 0.05 82.52 21:13:01 all 60.32 0.00 2.53 1.73 0.10 35.32 21:13:01 0 61.10 0.00 3.35 1.99 0.10 33.46 21:13:01 1 58.54 0.00 2.24 2.79 0.10 36.33 21:13:01 2 62.35 0.00 1.94 0.50 0.10 35.11 21:13:01 3 59.30 0.00 2.56 1.64 0.08 36.41 21:14:01 all 12.24 0.00 0.36 0.07 0.05 87.29 21:14:01 0 11.80 0.00 0.55 0.13 0.07 87.45 21:14:01 1 12.19 0.00 0.32 0.02 0.05 87.43 21:14:01 2 13.49 0.00 0.22 0.00 0.07 86.23 21:14:01 3 11.44 0.00 0.37 0.12 0.05 88.03 21:15:01 all 0.81 0.00 0.11 0.01 0.05 99.01 21:15:01 0 0.53 0.00 0.13 0.00 0.05 99.28 21:15:01 1 1.04 0.00 0.15 0.00 0.05 98.76 21:15:01 2 0.72 0.00 0.07 0.00 0.02 99.20 21:15:01 3 1.00 0.00 0.10 0.02 0.07 98.81 21:16:01 all 52.42 0.00 1.98 0.11 0.08 45.41 21:16:01 0 56.99 0.00 2.29 0.13 0.08 40.51 21:16:01 1 49.62 0.00 2.63 0.20 0.08 47.46 21:16:01 2 54.76 0.00 0.89 0.07 0.08 44.20 21:16:01 3 48.27 0.00 2.13 0.05 0.08 49.46 Average: all 29.51 0.00 1.41 1.62 0.07 67.39 Average: 0 31.47 0.00 1.74 0.90 0.08 65.82 Average: 1 28.08 0.00 1.52 1.77 0.07 68.56 Average: 2 33.03 0.00 1.13 1.70 0.06 64.08 Average: 3 25.47 0.00 1.28 2.11 0.07 71.08