---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1707 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.3G 70G 11% / 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 549 13377 0 2112 15180 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:fd:b3:35 brd ff:ff:ff:ff:ff:ff inet 10.30.107.225/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85922sec preferred_lft 85922sec inet6 fe80::f816:3eff:fefd:b335/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1707) 12/02/23 _x86_64_ (4 CPU) 05:33:24 LINUX RESTART (4 CPU) 05:34:02 tps rtps wtps bread/s bwrtn/s 05:35:01 17.59 0.00 17.59 0.00 20077.00 05:36:01 13.76 0.00 13.76 0.00 19636.12 05:37:01 10.29 0.00 10.29 0.00 14923.87 05:38:01 1.23 0.00 1.23 0.00 15.33 05:39:01 4.37 3.23 1.13 142.51 208.23 05:40:01 89.75 32.73 57.02 1668.92 6124.98 05:41:01 135.01 33.96 101.05 1873.95 13234.06 Average: 38.91 10.01 28.89 527.69 10580.36 05:34:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:35:01 14476584 15705256 1948376 11.86 32080 1415764 696244 3.98 475996 1298892 28 05:36:01 14475144 15703964 1949816 11.87 32168 1415768 696244 3.98 477268 1298880 172 05:37:01 14475044 15703940 1949916 11.87 32240 1415772 696244 3.98 477512 1298884 8 05:38:01 14474748 15703700 1950212 11.87 32264 1415776 696244 3.98 477728 1298888 156 05:39:01 14422748 15661728 2002212 12.19 32372 1425688 712460 4.08 521116 1306192 20 05:40:01 14007744 15584740 2417216 14.72 61452 1717268 760292 4.35 652520 1553668 169888 05:41:01 13711060 15551648 2713900 16.52 77140 1954796 781668 4.47 739160 1742864 42656 Average: 14291867 15659282 2133093 12.99 42817 1537262 719914 4.12 545900 1399753 30418 05:34:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:35:01 ens3 0.20 0.14 0.06 0.20 0.00 0.00 0.00 0.00 05:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:36:01 ens3 3.83 2.27 2.91 1.04 0.00 0.00 0.00 0.00 05:36:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 05:37:01 ens3 0.25 0.17 0.06 0.21 0.00 0.00 0.00 0.00 05:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:38:01 ens3 0.33 0.27 0.07 0.18 0.00 0.00 0.00 0.00 05:38:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 05:39:01 ens3 42.24 37.91 122.33 16.66 0.00 0.00 0.00 0.00 05:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 ens3 81.65 61.47 1011.10 14.97 0.00 0.00 0.00 0.00 05:40:01 lo 1.60 1.60 0.16 0.16 0.00 0.00 0.00 0.00 05:41:01 ens3 159.66 135.04 1470.79 47.13 0.00 0.00 0.00 0.00 05:41:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 41.26 33.97 373.33 11.51 0.00 0.00 0.00 0.00 Average: lo 0.39 0.39 0.04 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1707) 12/02/23 _x86_64_ (4 CPU) 05:33:24 LINUX RESTART (4 CPU) 05:34:02 CPU %user %nice %system %iowait %steal %idle 05:35:01 all 0.07 0.00 0.02 2.08 0.01 97.82 05:35:01 0 0.03 0.00 0.00 8.20 0.02 91.75 05:35:01 1 0.10 0.00 0.02 0.00 0.02 99.86 05:35:01 2 0.08 0.00 0.02 0.00 0.00 99.90 05:35:01 3 0.03 0.00 0.02 0.15 0.00 99.80 05:36:01 all 0.23 0.00 0.01 2.31 0.00 97.44 05:36:01 0 0.05 0.00 0.02 9.13 0.00 90.81 05:36:01 1 0.70 0.00 0.02 0.00 0.00 99.28 05:36:01 2 0.03 0.00 0.00 0.00 0.00 99.97 05:36:01 3 0.12 0.00 0.02 0.12 0.02 99.73 05:37:01 all 0.02 0.00 0.00 1.65 0.00 98.32 05:37:01 0 0.02 0.00 0.00 6.47 0.00 93.51 05:37:01 1 0.03 0.00 0.00 0.00 0.00 99.97 05:37:01 2 0.00 0.00 0.02 0.00 0.00 99.98 05:37:01 3 0.03 0.00 0.00 0.13 0.00 99.83 05:38:01 all 0.03 0.00 0.02 0.00 0.00 99.95 05:38:01 0 0.02 0.00 0.02 0.00 0.00 99.97 05:38:01 1 0.02 0.00 0.02 0.00 0.00 99.97 05:38:01 2 0.02 0.00 0.02 0.00 0.00 99.97 05:38:01 3 0.05 0.00 0.05 0.02 0.02 99.87 05:39:01 all 1.43 0.00 0.10 0.08 0.01 98.38 05:39:01 0 1.10 0.00 0.07 0.02 0.02 98.80 05:39:01 1 1.07 0.00 0.17 0.17 0.00 98.60 05:39:01 2 1.77 0.00 0.07 0.00 0.00 98.17 05:39:01 3 1.79 0.00 0.10 0.13 0.02 97.96 05:40:01 all 19.51 0.00 1.78 2.51 0.06 76.15 05:40:01 0 14.17 0.00 1.79 0.33 0.07 83.64 05:40:01 1 12.01 0.00 1.35 1.82 0.05 84.76 05:40:01 2 22.13 0.00 1.59 0.70 0.05 75.53 05:40:01 3 29.72 0.00 2.39 7.15 0.10 60.64 05:41:01 all 26.91 0.00 1.69 2.87 0.08 68.45 05:41:01 0 14.62 0.00 1.42 0.32 0.05 83.60 05:41:01 1 32.17 0.00 2.54 6.83 0.08 58.38 05:41:01 2 34.30 0.00 1.67 0.55 0.08 63.39 05:41:01 3 26.62 0.00 1.15 3.81 0.08 68.34 Average: all 6.90 0.00 0.52 1.64 0.02 90.92 Average: 0 4.30 0.00 0.47 3.48 0.02 91.73 Average: 1 6.59 0.00 0.59 1.26 0.02 91.54 Average: 2 8.34 0.00 0.48 0.18 0.02 90.98 Average: 3 8.36 0.00 0.53 1.65 0.03 89.42