---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2224 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 9.0G 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 600 12572 0 2867 15111 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:7b:8a:1e brd ff:ff:ff:ff:ff:ff inet 10.30.106.210/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86059sec preferred_lft 86059sec inet6 fe80::f816:3eff:fe7b:8a1e/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-2224) 08/03/26 _x86_64_ (4 CPU) 11:28:47 LINUX RESTART (4 CPU) 11:29:01 tps rtps wtps bread/s bwrtn/s 11:30:01 295.00 21.38 273.62 790.67 60407.67 11:31:02 117.96 11.81 106.15 308.08 15341.18 11:32:00 37.21 3.73 33.49 106.42 5204.27 11:33:01 14.72 5.15 9.57 401.11 889.82 11:34:01 26.93 2.60 24.33 129.71 4156.91 Average: 98.29 8.94 89.35 348.18 17185.59 11:29:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:01 13921052 15501708 2503916 15.24 62872 1719156 848184 4.85 716480 1576476 176012 11:31:02 13470056 15318556 2954912 17.99 80240 1955064 1190164 6.81 923444 1788524 9696 11:32:00 12829884 14825788 3595084 21.89 85568 2091972 1463444 8.38 1425256 1915748 8700 11:33:01 11907624 13932968 4517344 27.50 86816 2118980 2337896 13.38 2344288 1914032 1900 11:34:01 12899604 15498968 3525364 21.46 90868 2679932 838372 4.80 994212 2259524 480716 Average: 13005644 15015598 3419324 20.82 81273 2113021 1335612 7.64 1280736 1890861 135405 11:29:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:01 lo 1.27 1.27 0.15 0.15 0.00 0.00 0.00 0.00 11:30:01 ens3 168.77 106.57 1314.75 49.20 0.00 0.00 0.00 0.00 11:31:02 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 11:31:02 ens3 210.38 195.93 1274.10 52.86 0.00 0.00 0.00 0.00 11:32:00 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 11:32:00 ens3 295.26 205.25 2129.63 42.07 0.00 0.00 0.00 0.00 11:33:01 lo 0.52 0.52 0.04 0.04 0.00 0.00 0.00 0.00 11:33:01 ens3 2624.67 1707.47 704.71 649.25 0.00 0.00 0.00 0.00 11:34:01 lo 2.55 2.55 0.23 0.23 0.00 0.00 0.00 0.00 11:34:01 ens3 534.56 375.10 788.90 1820.83 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 774.49 523.07 1237.67 524.86 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2224) 08/03/26 _x86_64_ (4 CPU) 11:28:47 LINUX RESTART (4 CPU) 11:29:01 CPU %user %nice %system %iowait %steal %idle 11:30:01 all 19.22 0.00 1.49 7.53 0.08 71.68 11:30:01 0 8.72 0.00 1.36 5.25 0.07 84.60 11:30:01 1 20.31 0.00 1.67 1.15 0.07 76.80 11:30:01 2 25.07 0.00 1.32 10.64 0.10 62.88 11:30:01 3 22.86 0.00 1.64 13.10 0.10 62.30 11:31:02 all 18.76 0.00 1.56 1.22 0.09 78.37 11:31:02 0 13.60 0.00 1.02 2.27 0.08 83.04 11:31:02 1 17.87 0.00 1.77 0.44 0.12 79.80 11:31:02 2 28.95 0.00 2.04 1.57 0.10 67.34 11:31:02 3 14.63 0.00 1.40 0.62 0.07 83.28 11:32:00 all 21.74 0.00 0.88 0.13 1.95 75.30 11:32:00 0 23.35 0.00 0.44 0.41 0.10 75.70 11:32:00 1 13.45 0.00 0.43 0.00 6.55 79.57 11:32:00 2 32.92 0.00 0.57 0.00 0.64 65.86 11:32:00 3 17.94 0.00 2.10 0.15 0.17 79.64 11:33:01 all 36.20 0.00 5.62 0.09 0.12 57.97 11:33:01 0 62.45 0.00 6.70 0.17 0.17 30.52 11:33:01 1 28.67 0.00 8.15 0.03 0.10 63.05 11:33:01 2 24.53 0.00 2.32 0.02 0.12 73.02 11:33:01 3 29.14 0.00 5.24 0.15 0.12 65.36 11:34:01 all 39.01 0.00 2.35 0.13 0.10 58.41 11:34:01 0 27.55 0.00 1.74 0.40 0.08 70.23 11:34:01 1 45.33 0.00 1.94 0.07 0.10 52.56 11:34:01 2 45.97 0.00 3.17 0.03 0.12 50.70 11:34:01 3 37.21 0.00 2.56 0.02 0.10 60.12 Average: all 27.01 0.00 2.39 1.82 0.46 68.31 Average: 0 27.19 0.00 2.27 1.71 0.10 68.74 Average: 1 25.04 0.00 2.79 0.33 1.43 70.41 Average: 2 31.47 0.00 1.90 2.46 0.21 63.96 Average: 3 24.40 0.00 2.59 2.81 0.11 70.08