---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9954 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 7.7G 12G 40% / 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 482 5275 0 2218 7212 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:58:d7:a2 brd ff:ff:ff:ff:ff:ff inet 10.32.6.15/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86093sec preferred_lft 86093sec inet6 fe80::f816:3eff:fe58:d7a2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9954) 09/04/26 _x86_64_ (4 CPU) 19:12:58 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 179.49 99.87 79.62 5261.98 39903.65 19:15:01 58.26 0.17 58.10 20.79 9901.77 19:16:01 81.36 18.42 62.94 680.21 11255.70 19:17:01 22.66 1.55 21.11 103.97 4740.55 19:18:01 21.78 0.10 21.68 2.93 926.62 Average: 72.71 24.02 48.69 1213.94 13345.52 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 6067156 7441632 2100264 25.72 35044 1520408 666204 7.23 556848 1382852 61732 19:15:01 5773880 7389964 2393540 29.31 53812 1730904 699796 7.59 622792 1585276 90580 19:16:01 5206368 7080792 2961052 36.25 62748 1968776 922612 10.01 965880 1782648 7580 19:17:01 5428964 7411940 2738456 33.53 65112 2073536 665536 7.22 691576 1833612 10024 19:18:01 5410884 7394388 2756536 33.75 66900 2071904 685692 7.44 746456 1797060 6764 Average: 5577450 7343743 2589970 31.71 56723 1873106 727968 7.90 716710 1676290 35336 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 379.04 211.40 1153.33 64.03 0.00 0.00 0.00 0.00 19:14:01 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 19:15:01 ens3 34.92 27.39 776.32 4.22 0.00 0.00 0.00 0.00 19:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:16:01 ens3 234.59 244.00 1605.90 50.40 0.00 0.00 0.00 0.00 19:16:01 lo 1.83 1.83 0.18 0.18 0.00 0.00 0.00 0.00 19:17:01 ens3 64.48 62.23 100.28 533.25 0.00 0.00 0.00 0.00 19:17:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 19:18:01 ens3 9.80 11.06 5.85 6.02 0.00 0.00 0.00 0.00 19:18:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 144.57 111.23 728.40 131.58 0.00 0.00 0.00 0.00 Average: lo 1.25 1.25 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9954) 09/04/26 _x86_64_ (4 CPU) 19:12:58 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 20.32 0.00 3.19 7.00 2.95 66.53 19:14:01 0 8.50 0.00 4.76 8.13 2.40 76.21 19:14:01 1 17.46 0.00 2.18 6.50 2.68 71.17 19:14:01 2 33.29 0.00 3.07 8.17 4.19 51.27 19:14:01 3 21.96 0.00 2.72 5.18 2.55 67.58 19:15:01 all 19.04 0.00 1.17 2.45 1.09 76.25 19:15:01 0 20.40 0.00 1.10 1.42 0.83 76.25 19:15:01 1 20.49 0.00 1.16 5.50 1.36 71.49 19:15:01 2 32.34 0.00 2.14 2.89 1.89 60.73 19:15:01 3 2.91 0.00 0.27 0.00 0.27 96.56 19:16:01 all 36.42 0.00 2.03 1.96 4.76 54.83 19:16:01 0 32.45 0.00 1.47 0.58 4.16 61.34 19:16:01 1 32.54 0.00 2.18 3.53 4.72 57.03 19:16:01 2 37.86 0.00 2.35 2.78 5.51 51.51 19:16:01 3 42.85 0.00 2.18 0.93 4.66 49.38 19:17:01 all 20.21 0.00 1.23 1.26 1.29 76.01 19:17:01 0 11.69 0.00 1.13 2.28 0.85 84.05 19:17:01 1 11.58 0.00 0.85 1.13 0.92 85.52 19:17:01 2 14.05 0.00 1.11 0.40 1.56 82.89 19:17:01 3 43.52 0.00 1.80 1.23 1.83 51.62 19:18:01 all 20.31 0.00 0.91 1.08 1.48 76.22 19:18:01 0 5.82 0.00 0.78 0.90 0.57 91.93 19:18:01 1 30.03 0.00 0.86 0.91 1.89 66.31 19:18:01 2 12.91 0.00 0.71 0.07 1.59 84.73 19:18:01 3 32.43 0.00 1.31 2.43 1.87 61.95 Average: all 23.27 0.00 1.71 2.75 2.32 69.95 Average: 0 15.79 0.00 1.85 2.67 1.77 77.93 Average: 1 22.44 0.00 1.45 3.52 2.32 70.28 Average: 2 26.09 0.00 1.88 2.87 2.95 66.21 Average: 3 28.75 0.00 1.66 1.96 2.24 65.40