---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2164 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.9G 12G 42% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 476 4975 0 2524 7208 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:be:73:cb brd ff:ff:ff:ff:ff:ff inet 10.32.6.112/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85898sec preferred_lft 85898sec inet6 fe80::f816:3eff:febe:73cb/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2164) 11/07/26 _x86_64_ (4 CPU) 16:02:55 LINUX RESTART (4 CPU) 16:03:01 tps rtps wtps bread/s bwrtn/s 16:04:01 165.06 55.81 109.25 3638.86 43530.89 16:05:01 87.34 18.95 68.39 845.73 14212.43 16:06:01 23.43 0.12 23.31 1.60 4243.92 16:07:01 17.88 0.12 17.76 2.40 1422.16 16:08:01 21.04 1.82 19.23 57.58 1953.48 16:09:01 27.75 11.60 16.15 756.01 1217.13 16:10:01 22.60 0.28 22.31 17.73 5128.35 16:11:01 32.99 1.18 31.81 90.25 3930.41 Average: 49.76 11.23 38.53 676.24 9454.58 16:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:04:01 5850272 7440596 2317148 28.37 50472 1709816 660444 7.17 544704 1587984 206896 16:05:01 5415824 7225628 2751596 33.69 60392 1908760 876020 9.51 781912 1763936 5212 16:06:01 5220408 7150532 2947012 36.08 63020 2023152 901332 9.78 867624 1866180 2960 16:07:01 5128676 7095896 3038744 37.21 65232 2055984 937404 10.17 927436 1893292 2484 16:08:01 4987244 7010244 3180176 38.94 67048 2107688 1010812 10.97 1024728 1932348 3656 16:09:01 4791240 6870432 3376180 41.34 69128 2160032 1079664 11.72 1194316 1955252 5324 16:10:01 4518280 6743932 3649140 44.68 71768 2300156 1178168 12.78 1327540 2086648 39264 16:11:01 5123720 7408748 3043700 37.27 74976 2355496 658868 7.15 717608 2091356 27192 Average: 5129458 7118251 3037962 37.20 65254 2077636 912839 9.90 923234 1897124 36624 16:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:04:01 ens3 351.61 221.23 1870.07 65.43 0.00 0.00 0.00 0.00 16:04:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 16:05:01 ens3 124.90 115.70 852.63 23.24 0.00 0.00 0.00 0.00 16:05:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 16:06:01 ens3 247.42 218.91 1856.46 32.64 0.00 0.00 0.00 0.00 16:06:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 16:07:01 ens3 171.87 175.30 501.72 25.47 0.00 0.00 0.00 0.00 16:07:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 16:08:01 ens3 220.94 216.83 781.30 29.65 0.00 0.00 0.00 0.00 16:08:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 16:09:01 ens3 274.27 225.53 390.85 61.35 0.00 0.00 0.00 0.00 16:09:01 lo 1.70 1.70 0.19 0.19 0.00 0.00 0.00 0.00 16:10:01 ens3 741.51 613.75 2138.34 158.52 0.00 0.00 0.00 0.00 16:10:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 16:11:01 ens3 164.47 146.83 393.78 36.35 0.00 0.00 0.00 0.00 16:11:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 287.12 241.76 1098.15 54.08 0.00 0.00 0.00 0.00 Average: lo 0.90 0.90 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2164) 11/07/26 _x86_64_ (4 CPU) 16:02:55 LINUX RESTART (4 CPU) 16:03:01 CPU %user %nice %system %iowait %steal %idle 16:04:01 all 20.94 0.00 2.22 5.08 0.07 71.69 16:04:01 0 50.14 0.00 2.67 0.87 0.10 46.22 16:04:01 1 10.21 0.00 1.34 4.59 0.03 83.83 16:04:01 2 5.38 0.00 2.68 10.00 0.07 81.87 16:04:01 3 17.95 0.00 2.18 4.86 0.05 74.97 16:05:01 all 15.12 0.00 0.88 1.91 0.05 82.04 16:05:01 0 11.53 0.00 0.50 0.33 0.05 87.59 16:05:01 1 6.59 0.00 0.67 3.49 0.03 89.22 16:05:01 2 16.82 0.00 1.06 2.33 0.07 79.73 16:05:01 3 25.54 0.00 1.27 1.54 0.07 71.59 16:06:01 all 10.11 0.00 0.59 0.19 0.05 89.06 16:06:01 0 9.57 0.00 0.64 0.03 0.05 89.71 16:06:01 1 9.18 0.00 0.57 0.37 0.03 89.85 16:06:01 2 10.01 0.00 0.79 0.23 0.05 88.92 16:06:01 3 11.70 0.00 0.35 0.12 0.03 87.80 16:07:01 all 7.22 0.00 0.45 0.08 0.03 92.22 16:07:01 0 8.23 0.00 0.43 0.00 0.03 91.31 16:07:01 1 9.08 0.00 0.32 0.20 0.03 90.37 16:07:01 2 5.43 0.00 0.54 0.13 0.05 93.85 16:07:01 3 6.11 0.00 0.53 0.00 0.03 93.32 16:08:01 all 10.39 0.00 0.49 0.15 0.05 88.92 16:08:01 0 10.27 0.00 0.32 0.00 0.03 89.38 16:08:01 1 11.39 0.00 0.43 0.25 0.05 87.87 16:08:01 2 10.28 0.00 0.55 0.22 0.03 88.91 16:08:01 3 9.60 0.00 0.65 0.12 0.05 89.58 16:09:01 all 25.73 0.00 0.83 0.27 0.06 73.10 16:09:01 0 24.38 0.00 1.07 0.13 0.07 74.35 16:09:01 1 27.64 0.00 0.75 0.42 0.07 71.12 16:09:01 2 19.58 0.00 0.97 0.49 0.07 78.90 16:09:01 3 31.29 0.00 0.55 0.07 0.07 68.03 16:10:01 all 16.10 0.00 1.00 0.26 0.06 82.58 16:10:01 0 15.13 0.00 0.40 0.13 0.03 84.30 16:10:01 1 16.09 0.00 0.82 0.43 0.05 82.61 16:10:01 2 14.10 0.00 1.45 0.27 0.08 84.10 16:10:01 3 19.05 0.00 1.37 0.18 0.07 79.33 16:11:01 all 18.78 0.00 1.25 0.76 0.05 79.16 16:11:01 0 34.16 0.00 1.93 0.15 0.08 63.68 16:11:01 1 20.77 0.00 1.35 2.22 0.05 75.62 16:11:01 2 6.56 0.00 0.84 0.60 0.03 91.96 16:11:01 3 13.54 0.00 0.92 0.07 0.03 85.44 Average: all 15.54 0.00 0.97 1.09 0.05 82.36 Average: 0 20.39 0.00 0.99 0.21 0.06 78.35 Average: 1 13.87 0.00 0.78 1.49 0.04 83.81 Average: 2 11.02 0.00 1.11 1.78 0.06 86.03 Average: 3 16.84 0.00 0.98 0.87 0.05 81.26