---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1961 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 9.4G 68G 13% / 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 612 12109 0 3317 15097 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:f6:1f:68 brd ff:ff:ff:ff:ff:ff inet 10.30.106.39/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86168sec preferred_lft 86168sec inet6 fe80::f816:3eff:fef6:1f68/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1961) 11/20/23 _x86_64_ (4 CPU) 08:28:18 LINUX RESTART (4 CPU) 08:29:01 tps rtps wtps bread/s bwrtn/s 08:30:01 116.28 23.35 92.93 1191.80 15252.26 08:31:01 94.47 9.42 85.05 476.99 34780.47 08:32:01 54.79 1.10 53.69 94.25 36972.90 Average: 88.51 11.29 77.23 587.68 29001.88 08:29:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:01 13650952 15363972 2774016 16.89 71120 1836164 1197580 6.85 889016 1659164 152684 08:31:01 10893340 13580912 5531628 33.68 76188 2788224 2666136 15.26 2699420 2565428 255904 08:32:01 12384508 15444732 4040460 24.60 83028 3147760 849912 4.86 993744 2774108 56716 Average: 12309600 14796539 4115368 25.06 76779 2590716 1571209 8.99 1527393 2332900 155101 08:29:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 08:30:01 ens3 103.45 72.94 1310.59 13.31 0.00 0.00 0.00 0.00 08:31:01 lo 3822.73 3822.73 293.05 293.05 0.00 0.00 0.00 0.00 08:31:01 ens3 6440.84 3907.05 3595.94 5928.30 0.00 0.00 0.00 0.00 08:32:01 lo 1191.80 1191.80 91.39 91.39 0.00 0.00 0.00 0.00 08:32:01 ens3 2059.09 1094.80 761.71 1847.92 0.00 0.00 0.00 0.00 Average: lo 1671.80 1671.80 128.18 128.18 0.00 0.00 0.00 0.00 Average: ens3 2867.79 1691.60 1889.41 2596.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1961) 11/20/23 _x86_64_ (4 CPU) 08:28:18 LINUX RESTART (4 CPU) 08:29:01 CPU %user %nice %system %iowait %steal %idle 08:30:01 all 24.31 0.00 1.80 1.80 0.05 72.04 08:30:01 0 32.42 0.00 2.02 1.70 0.08 63.77 08:30:01 1 30.86 0.00 1.99 0.50 0.05 66.61 08:30:01 2 14.32 0.00 1.72 3.95 0.05 79.96 08:30:01 3 19.65 0.00 1.49 1.00 0.05 77.82 08:31:01 all 58.49 0.00 12.77 0.88 0.13 27.73 08:31:01 0 65.02 0.00 10.72 0.46 0.13 23.68 08:31:01 1 57.55 0.00 13.72 0.07 0.12 28.54 08:31:01 2 57.15 0.00 14.49 0.17 0.12 28.07 08:31:01 3 54.26 0.00 12.16 2.82 0.12 30.65 08:32:01 all 27.69 0.00 5.60 1.67 0.06 64.98 08:32:01 0 34.94 0.00 3.58 2.51 0.07 58.90 08:32:01 1 12.37 0.00 3.98 0.03 0.07 83.55 08:32:01 2 22.09 0.00 9.08 0.42 0.05 68.36 08:32:01 3 41.36 0.00 5.75 3.70 0.07 49.12 Average: all 36.75 0.00 6.70 1.45 0.08 55.01 Average: 0 44.06 0.00 5.42 1.56 0.10 48.87 Average: 1 33.51 0.00 6.54 0.20 0.08 59.67 Average: 2 31.08 0.00 8.41 1.52 0.07 58.92 Average: 3 38.36 0.00 6.44 2.51 0.08 52.62