---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8548 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 7.8G 12G 41% / 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 461 5133 0 2380 7230 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:22:44:9d brd ff:ff:ff:ff:ff:ff inet 10.32.7.129/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86017sec preferred_lft 86017sec inet6 fe80::f816:3eff:fe22:449d/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-8548) 11/08/25 _x86_64_ (4 CPU) 15:08:01 LINUX RESTART (4 CPU) 15:09:01 tps rtps wtps bread/s bwrtn/s 15:10:01 59.59 0.22 59.37 26.66 9640.39 15:11:01 65.21 29.71 35.49 1636.91 7499.27 15:12:01 8.87 0.00 8.87 0.00 346.74 15:13:01 46.29 2.15 44.14 115.18 8777.60 15:14:01 27.61 0.68 26.92 77.71 4861.31 Average: 41.51 6.55 34.96 371.41 6225.15 15:09:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:10:01 5790508 7432464 2376904 29.10 55124 1752404 666936 7.24 577464 1603632 127432 15:11:01 5524016 7295676 2643396 32.37 58560 1875696 787256 8.54 722056 1721112 1544 15:12:01 5510924 7290188 2656488 32.53 60592 1880324 795260 8.63 729000 1724748 2396 15:13:01 5284568 7418216 2882844 35.30 65436 2222364 673748 7.31 635516 2029216 111048 15:14:01 5283528 7428012 2883884 35.31 67660 2230436 656540 7.12 633496 2031888 10188 Average: 5478709 7372911 2688703 32.92 61474 1992245 715948 7.77 659506 1822119 50522 15:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:10:01 ens3 48.94 40.11 668.69 5.20 0.00 0.00 0.00 0.00 15:10:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:11:01 ens3 130.00 108.69 1304.10 22.40 0.00 0.00 0.00 0.00 15:11:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 15:12:01 ens3 60.54 85.52 65.94 13.91 0.00 0.00 0.00 0.00 15:12:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:13:01 ens3 593.03 524.33 4089.84 69.31 0.00 0.00 0.00 0.00 15:13:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 15:14:01 ens3 11.78 12.76 9.19 6.03 0.00 0.00 0.00 0.00 15:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 168.85 154.27 1227.52 23.37 0.00 0.00 0.00 0.00 Average: lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8548) 11/08/25 _x86_64_ (4 CPU) 15:08:01 LINUX RESTART (4 CPU) 15:09:01 CPU %user %nice %system %iowait %steal %idle 15:10:01 all 20.00 0.00 1.19 2.25 1.08 75.48 15:10:01 0 3.17 0.00 0.48 5.57 0.32 90.47 15:10:01 1 41.74 0.00 2.55 2.70 1.32 51.70 15:10:01 2 33.20 0.00 1.51 0.56 1.98 62.75 15:10:01 3 1.86 0.00 0.23 0.20 0.71 97.00 15:11:01 all 14.90 0.00 0.92 1.48 1.38 81.32 15:11:01 0 18.85 0.00 0.92 1.67 1.30 77.27 15:11:01 1 13.93 0.00 1.35 2.15 1.33 81.25 15:11:01 2 12.06 0.00 0.75 0.90 1.83 84.46 15:11:01 3 14.79 0.00 0.67 1.18 1.03 82.33 15:12:01 all 5.20 0.00 0.40 0.03 0.37 94.00 15:12:01 0 8.01 0.00 0.58 0.00 0.32 91.09 15:12:01 1 2.30 0.00 0.43 0.12 0.13 97.01 15:12:01 2 3.29 0.00 0.18 0.00 0.60 95.93 15:12:01 3 7.19 0.00 0.40 0.02 0.43 91.96 15:13:01 all 17.66 0.00 1.49 0.45 1.41 78.99 15:13:01 0 20.71 0.00 1.43 0.17 1.52 76.18 15:13:01 1 17.11 0.00 1.46 0.86 1.49 79.08 15:13:01 2 15.04 0.00 1.20 0.13 1.40 82.23 15:13:01 3 17.79 0.00 1.87 0.64 1.24 78.47 15:14:01 all 21.09 0.00 0.98 0.90 0.67 76.36 15:14:01 0 35.70 0.00 1.25 2.20 1.00 59.85 15:14:01 1 31.78 0.00 1.08 0.43 0.92 65.78 15:14:01 2 9.67 0.00 0.82 0.07 0.50 88.94 15:14:01 3 7.20 0.00 0.80 0.87 0.25 90.88 Average: all 15.77 0.00 1.00 1.02 0.98 81.23 Average: 0 17.29 0.00 0.93 1.92 0.89 78.97 Average: 1 21.38 0.00 1.38 1.25 1.04 74.96 Average: 2 14.66 0.00 0.89 0.33 1.26 82.85 Average: 3 9.75 0.00 0.79 0.58 0.73 88.14