---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4981 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 8.4G 11G 44% / 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 439 4511 0 3024 7243 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:2b:69:46 brd ff:ff:ff:ff:ff:ff inet 10.32.6.232/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fe2b:6946/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4981) 07/04/26 _x86_64_ (4 CPU) 12:27:55 LINUX RESTART (4 CPU) 12:28:01 tps rtps wtps bread/s bwrtn/s 12:29:02 148.60 65.78 82.82 4266.98 40792.55 12:30:01 51.55 0.17 51.38 22.23 8700.36 12:31:01 118.30 37.38 80.92 2098.45 37137.54 12:32:01 27.10 1.43 25.66 105.32 3890.28 Average: 86.53 26.30 60.23 1630.05 22689.22 12:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:02 6009776 7432308 2157644 26.42 37136 1565228 705408 7.65 566900 1427224 85276 12:30:01 5715700 7397332 2451720 30.02 54784 1792172 729084 7.91 615284 1642040 159064 12:31:01 4343532 7107384 3823888 46.82 63440 2845100 947620 10.28 968412 2618940 72792 12:32:01 4643552 7442472 3523868 43.15 66772 2876408 657356 7.13 657384 2629356 30176 Average: 5178140 7344874 2989280 36.60 55533 2269727 759867 8.25 701995 2079390 86827 12:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:02 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 12:29:02 ens3 461.10 259.00 1462.43 68.77 0.00 0.00 0.00 0.00 12:30:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:30:01 ens3 40.01 34.96 392.57 4.20 0.00 0.00 0.00 0.00 12:31:01 lo 1.43 1.43 0.14 0.14 0.00 0.00 0.00 0.00 12:31:01 ens3 751.66 552.12 15108.56 76.14 0.00 0.00 0.00 0.00 12:32:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 12:32:01 ens3 82.39 82.25 257.46 19.60 0.00 0.00 0.00 0.00 Average: lo 0.86 0.86 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 335.02 232.91 4321.50 42.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4981) 07/04/26 _x86_64_ (4 CPU) 12:27:55 LINUX RESTART (4 CPU) 12:28:01 CPU %user %nice %system %iowait %steal %idle 12:29:02 all 22.68 0.00 2.91 4.25 1.24 68.91 12:29:02 0 26.35 0.00 1.92 4.08 1.42 66.23 12:29:02 1 18.74 0.00 4.75 4.08 1.22 71.21 12:29:02 2 21.51 0.00 2.94 6.30 1.37 67.87 12:29:02 3 24.14 0.00 2.02 2.56 0.97 70.31 12:30:01 all 17.40 0.00 1.19 1.41 0.77 79.23 12:30:01 0 0.53 0.00 0.42 2.53 0.39 96.13 12:30:01 1 56.51 0.00 3.48 0.31 1.76 37.95 12:30:01 2 10.79 0.00 0.73 2.78 0.51 85.19 12:30:01 3 1.79 0.00 0.15 0.00 0.44 97.62 12:31:01 all 37.98 0.00 2.53 2.56 2.46 54.47 12:31:01 0 28.76 0.00 2.85 4.18 2.54 61.67 12:31:01 1 44.16 0.00 3.20 1.57 2.60 48.48 12:31:01 2 37.49 0.00 2.32 1.62 2.56 56.01 12:31:01 3 41.50 0.00 1.74 2.87 2.14 51.74 12:32:01 all 20.06 0.00 1.20 0.57 0.89 77.28 12:32:01 0 5.04 0.00 0.96 0.78 0.71 92.50 12:32:01 1 6.89 0.00 0.75 0.03 0.37 91.96 12:32:01 2 38.60 0.00 1.93 0.75 1.53 57.20 12:32:01 3 29.73 0.00 1.17 0.68 0.93 67.49 Average: all 24.57 0.00 1.96 2.20 1.34 69.92 Average: 0 15.23 0.00 1.55 2.89 1.27 79.06 Average: 1 31.49 0.00 3.04 1.50 1.49 62.47 Average: 2 27.18 0.00 1.98 2.86 1.49 66.48 Average: 3 24.38 0.00 1.28 1.53 1.12 71.69