---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5388 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: 2799.998 BogoMIPS: 5599.99 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 7.6G 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 479 5329 0 2166 7215 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:38:c8:03 brd ff:ff:ff:ff:ff:ff inet 10.32.6.154/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fe38:c803/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5388) 07/09/26 _x86_64_ (4 CPU) 19:12:48 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 121.26 54.11 67.16 3564.21 6551.99 19:15:01 60.68 12.69 47.99 293.22 8850.36 19:16:01 70.17 7.03 63.14 454.46 8669.89 19:17:01 27.71 0.37 27.35 33.86 4564.57 Average: 69.96 18.55 51.41 1086.30 7159.48 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5915668 7394712 2251744 27.57 40168 1616372 717408 7.78 616996 1464684 106280 19:15:01 5528868 7262324 2638544 32.31 58720 1836008 866272 9.40 757384 1678640 157012 19:16:01 5491780 7420812 2675632 32.76 64196 2021464 651128 7.07 679180 1784508 118072 19:17:01 5474168 7405016 2693244 32.98 66424 2021220 664660 7.21 700384 1780908 8604 Average: 5602621 7370716 2564791 31.40 57377 1873766 724867 7.87 688486 1677185 97492 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 479.62 288.44 1512.00 68.29 0.00 0.00 0.00 0.00 19:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:15:01 ens3 88.43 73.46 544.04 19.12 0.00 0.00 0.00 0.00 19:15:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 19:16:01 ens3 264.34 284.39 1254.30 569.08 0.00 0.00 0.00 0.00 19:16:01 lo 1.43 1.43 0.13 0.13 0.00 0.00 0.00 0.00 19:17:01 ens3 15.58 15.08 12.93 6.54 0.00 0.00 0.00 0.00 19:17:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 211.97 165.32 830.77 165.73 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 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-5388) 07/09/26 _x86_64_ (4 CPU) 19:12:48 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 23.48 0.00 1.74 3.49 1.19 70.09 19:14:01 0 21.00 0.00 2.34 10.41 1.10 65.16 19:14:01 1 21.01 0.00 1.24 0.98 1.14 75.63 19:14:01 2 22.34 0.00 1.47 1.32 1.27 73.62 19:14:01 3 29.59 0.00 1.92 1.27 1.27 65.95 19:15:01 all 25.79 0.00 1.38 1.33 1.48 70.02 19:15:01 0 11.93 0.00 1.20 4.51 1.03 81.33 19:15:01 1 22.67 0.00 0.90 0.42 1.74 74.28 19:15:01 2 60.81 0.00 2.96 0.37 2.28 33.58 19:15:01 3 7.73 0.00 0.45 0.02 0.85 90.95 19:16:01 all 35.89 0.00 1.88 1.34 2.33 58.55 19:16:01 0 37.20 0.00 1.93 3.75 2.44 54.68 19:16:01 1 24.57 0.00 1.47 0.12 2.12 71.73 19:16:01 2 47.76 0.00 2.43 1.15 2.53 46.13 19:16:01 3 34.13 0.00 1.73 0.30 2.25 61.59 19:17:01 all 21.03 0.00 0.95 0.80 0.80 76.43 19:17:01 0 33.27 0.00 1.30 0.80 1.28 63.35 19:17:01 1 11.92 0.00 0.63 0.37 0.48 86.59 19:17:01 2 20.46 0.00 0.92 0.17 0.83 77.63 19:17:01 3 18.40 0.00 0.92 1.88 0.62 78.19 Average: all 26.56 0.00 1.49 1.74 1.45 68.77 Average: 0 25.86 0.00 1.69 4.86 1.46 66.12 Average: 1 20.06 0.00 1.06 0.47 1.37 77.04 Average: 2 37.85 0.00 1.94 0.75 1.73 57.73 Average: 3 22.46 0.00 1.25 0.87 1.25 74.17