---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5221 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 8.8G 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 526 12798 0 2715 15183 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:cb:dc:dd brd ff:ff:ff:ff:ff:ff inet 10.30.106.54/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86077sec preferred_lft 86077sec inet6 fe80::f816:3eff:fecb:dcdd/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-5221) 12/15/23 _x86_64_ (4 CPU) 08:19:32 LINUX RESTART (4 CPU) 08:20:00 tps rtps wtps bread/s bwrtn/s 08:21:01 111.68 16.81 94.87 1001.77 28876.83 08:22:01 135.11 19.40 115.71 794.40 32241.96 08:23:01 110.50 2.52 107.98 101.20 26176.00 08:24:01 76.10 4.17 71.94 201.97 8517.38 Average: 108.36 10.75 97.61 526.85 23973.58 08:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:21:01 13869604 15567284 2555356 15.56 67256 1826360 791396 4.53 689568 1643728 219340 08:22:01 13499844 15501660 2925116 17.81 86468 2090700 928448 5.31 778332 1882420 184960 08:23:01 13308960 15493284 3116000 18.97 96328 2245372 906832 5.19 836944 1990708 72044 08:24:01 13171268 15600936 3253692 19.81 109788 2447828 715744 4.10 764500 2170532 95256 Average: 13462419 15540791 2962541 18.04 89960 2152565 835605 4.78 767336 1921847 142900 08:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:21:01 lo 1.25 1.25 0.13 0.13 0.00 0.00 0.00 0.00 08:21:01 ens3 64.54 44.12 1105.47 7.68 0.00 0.00 0.00 0.00 08:22:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 08:22:01 ens3 55.86 47.86 219.06 12.84 0.00 0.00 0.00 0.00 08:23:01 lo 0.33 0.33 0.04 0.04 0.00 0.00 0.00 0.00 08:23:01 ens3 31.38 30.88 15.39 8.60 0.00 0.00 0.00 0.00 08:24:01 lo 1.40 1.40 0.14 0.14 0.00 0.00 0.00 0.00 08:24:01 ens3 61.09 53.66 273.05 27.92 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 53.27 44.13 406.20 14.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5221) 12/15/23 _x86_64_ (4 CPU) 08:19:32 LINUX RESTART (4 CPU) 08:20:00 CPU %user %nice %system %iowait %steal %idle 08:21:01 all 20.23 0.00 1.37 5.59 0.05 72.76 08:21:01 0 9.40 0.00 0.84 4.23 0.02 85.51 08:21:01 1 33.49 0.00 1.66 5.89 0.07 58.88 08:21:01 2 8.20 0.00 0.74 10.53 0.02 80.52 08:21:01 3 29.83 0.00 2.20 1.72 0.08 66.17 08:22:01 all 20.89 0.00 1.78 5.80 0.08 71.46 08:22:01 0 9.61 0.00 1.44 10.76 0.05 78.15 08:22:01 1 21.45 0.00 1.34 0.89 0.10 76.22 08:22:01 2 6.41 0.00 1.31 8.58 0.05 83.65 08:22:01 3 46.02 0.00 3.07 2.97 0.12 47.83 08:23:01 all 23.21 0.00 1.22 3.57 0.07 71.92 08:23:01 0 18.94 0.00 1.48 7.56 0.07 71.95 08:23:01 1 53.33 0.00 1.55 0.80 0.13 44.18 08:23:01 2 3.42 0.00 1.02 5.80 0.02 89.74 08:23:01 3 17.10 0.00 0.85 0.10 0.07 81.88 08:24:01 all 21.37 0.00 2.79 1.48 0.07 74.28 08:24:01 0 23.99 0.00 2.65 2.33 0.07 70.97 08:24:01 1 37.69 0.00 4.02 0.42 0.10 57.77 08:24:01 2 11.89 0.00 2.06 0.70 0.05 85.30 08:24:01 3 11.85 0.00 2.42 2.47 0.07 83.19 Average: all 21.42 0.00 1.79 4.12 0.07 72.60 Average: 0 15.46 0.00 1.60 6.21 0.05 76.68 Average: 1 36.49 0.00 2.14 2.01 0.10 59.25 Average: 2 7.48 0.00 1.28 6.43 0.03 84.78 Average: 3 26.23 0.00 2.14 1.82 0.08 69.74