---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-346 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: 2799.998 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 8.9G 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 562 12702 0 2775 15149 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:f7:e5:b6 brd ff:ff:ff:ff:ff:ff inet 10.30.107.146/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86065sec preferred_lft 86065sec inet6 fe80::f816:3eff:fef7:e5b6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-346) 10/09/26 _x86_64_ (4 CPU) 18:48:46 LINUX RESTART (4 CPU) 18:49:01 tps rtps wtps bread/s bwrtn/s 18:50:01 89.62 25.67 63.95 933.69 27495.50 18:51:01 161.17 28.70 132.48 1701.98 40945.71 18:52:01 90.04 11.36 78.67 811.86 21185.74 18:53:01 13.05 2.45 10.60 70.27 2113.33 18:54:02 22.66 3.27 19.40 148.24 6285.22 Average: 75.31 14.29 61.02 733.24 19606.00 18:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 14094224 15615432 2330744 14.19 59096 1664320 723080 4.14 592928 1526252 171772 18:51:01 13572668 15416072 2852300 17.37 77704 1954204 930276 5.32 814392 1796988 26564 18:52:01 12151604 14323032 4273364 26.02 89784 2257732 2070992 11.85 2004820 1999644 55048 18:53:01 12093096 14271904 4331872 26.37 90020 2264860 2070036 11.85 2082256 1981312 1428 18:54:02 13036152 15543160 3388816 20.63 92244 2586780 782800 4.48 954280 2162432 173664 Average: 12989549 15033920 3435419 20.92 81770 2145579 1315437 7.53 1289735 1893326 85695 18:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 lo 0.80 0.80 0.10 0.10 0.00 0.00 0.00 0.00 18:50:01 ens3 183.51 127.37 1173.85 32.87 0.00 0.00 0.00 0.00 18:51:01 lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 18:51:01 ens3 166.12 148.36 1059.53 54.71 0.00 0.00 0.00 0.00 18:52:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 18:52:01 ens3 381.66 322.66 3591.65 62.05 0.00 0.00 0.00 0.00 18:53:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 18:53:01 ens3 234.03 127.83 76.65 71.16 0.00 0.00 0.00 0.00 18:54:02 lo 1.45 1.45 0.99 0.99 0.00 0.00 0.00 0.00 18:54:02 ens3 221.30 150.87 384.77 1252.68 0.00 0.00 0.00 0.00 Average: lo 0.70 0.70 0.24 0.24 0.00 0.00 0.00 0.00 Average: ens3 237.33 175.42 1257.41 294.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-346) 10/09/26 _x86_64_ (4 CPU) 18:48:46 LINUX RESTART (4 CPU) 18:49:01 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 14.59 0.00 1.23 13.52 0.01 70.65 18:50:01 0 28.77 0.00 2.04 6.57 0.02 62.61 18:50:01 1 6.45 0.00 0.97 30.27 0.00 62.31 18:50:01 2 13.42 0.00 1.14 11.49 0.02 73.94 18:50:01 3 9.70 0.00 0.75 5.76 0.00 83.78 18:51:01 all 14.64 0.00 1.52 3.11 0.01 80.72 18:51:01 0 6.10 0.00 1.02 2.18 0.00 90.70 18:51:01 1 8.59 0.00 0.95 5.58 0.00 84.88 18:51:01 2 7.40 0.00 1.24 2.08 0.00 89.28 18:51:01 3 36.44 0.00 2.88 2.59 0.03 58.05 18:52:01 all 52.17 0.00 2.49 0.70 0.03 44.61 18:52:01 0 50.04 0.00 2.46 2.22 0.03 45.24 18:52:01 1 45.03 0.00 2.04 0.22 0.02 52.70 18:52:01 2 54.40 0.00 2.22 0.07 0.03 43.28 18:52:01 3 59.20 0.00 3.26 0.30 0.03 37.20 18:53:01 all 73.41 0.00 2.38 0.09 0.03 24.10 18:53:01 0 82.03 0.00 2.88 0.08 0.02 14.99 18:53:01 1 64.15 0.00 2.25 0.02 0.02 33.56 18:53:01 2 74.00 0.00 2.36 0.20 0.03 23.41 18:53:01 3 73.50 0.00 2.04 0.03 0.02 24.41 18:54:02 all 45.43 0.00 2.56 0.26 0.02 51.74 18:54:02 0 51.30 0.00 2.16 0.10 0.03 46.41 18:54:02 1 52.70 0.00 3.43 0.63 0.03 43.20 18:54:02 2 40.20 0.00 2.10 0.23 0.02 57.45 18:54:02 3 37.48 0.00 2.54 0.07 0.02 59.90 Average: all 40.05 0.00 2.04 3.54 0.02 54.36 Average: 0 43.65 0.00 2.11 2.23 0.02 51.99 Average: 1 35.40 0.00 1.93 7.34 0.01 55.31 Average: 2 37.90 0.00 1.81 2.81 0.02 57.45 Average: 3 43.26 0.00 2.29 1.75 0.02 52.68