---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-18471 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: 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 9.2G 69G 12% / 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 566 12330 0 3143 15143 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 mq state UP group default qlen 1000 link/ether fa:16:3e:57:3f:69 brd ff:ff:ff:ff:ff:ff inet 10.30.106.216/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86068sec preferred_lft 86068sec inet6 fe80::f816:3eff:fe57:3f69/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18471) 09/07/26 _x86_64_ (4 CPU) 09:47:46 LINUX RESTART (4 CPU) 09:48:01 tps rtps wtps bread/s bwrtn/s 09:49:01 295.32 22.86 272.45 841.33 59325.31 09:50:01 147.24 15.85 131.39 1065.02 20303.02 09:51:01 94.32 8.77 85.55 419.80 11533.01 09:52:01 42.79 1.60 41.19 65.06 5929.28 09:53:01 90.53 14.35 76.19 1128.21 11319.85 Average: 134.04 12.68 121.36 703.88 21682.09 09:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:49:01 13910124 15518232 2514844 15.31 64512 1744068 815156 4.67 698912 1600964 201004 09:50:01 13143204 15284688 3281764 19.98 87580 2226240 1067684 6.11 991140 2018564 129964 09:51:01 13060128 15450156 3364840 20.49 98664 2442584 898948 5.14 866884 2200624 41584 09:52:01 12722512 15450732 3702456 22.54 111564 2730596 913120 5.23 918936 2447256 196980 09:53:01 12645420 15526508 3779548 23.01 119176 2862700 776848 4.45 894404 2537556 43088 Average: 13096278 15446063 3328690 20.27 96299 2401238 894351 5.12 874055 2160993 122524 09:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:49:01 lo 1.27 1.27 0.15 0.15 0.00 0.00 0.00 0.00 09:49:01 ens3 186.97 138.94 1448.02 45.86 0.00 0.00 0.00 0.00 09:50:01 lo 1.20 1.20 0.13 0.13 0.00 0.00 0.00 0.00 09:50:01 ens3 77.64 62.99 818.72 16.87 0.00 0.00 0.00 0.00 09:51:01 lo 0.47 0.47 0.06 0.06 0.00 0.00 0.00 0.00 09:51:01 ens3 171.50 127.76 657.67 24.09 0.00 0.00 0.00 0.00 09:52:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:52:01 ens3 7.17 4.42 18.06 0.55 0.00 0.00 0.00 0.00 09:53:01 lo 0.20 0.20 0.03 0.03 0.00 0.00 0.00 0.00 09:53:01 ens3 31.84 25.15 92.26 13.98 0.00 0.00 0.00 0.00 Average: lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 95.02 71.85 606.95 20.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18471) 09/07/26 _x86_64_ (4 CPU) 09:47:46 LINUX RESTART (4 CPU) 09:48:01 CPU %user %nice %system %iowait %steal %idle 09:49:01 all 18.71 0.00 1.59 4.46 0.02 75.23 09:49:01 0 22.65 0.00 1.40 1.38 0.02 74.55 09:49:01 1 22.54 0.00 1.80 5.68 0.02 69.96 09:49:01 2 16.48 0.00 1.59 7.19 0.00 74.74 09:49:01 3 13.14 0.00 1.58 3.60 0.02 81.65 09:50:01 all 22.08 0.00 1.88 1.17 0.02 74.84 09:50:01 0 10.77 0.00 1.17 0.30 0.02 87.75 09:50:01 1 29.62 0.00 2.55 1.20 0.02 66.61 09:50:01 2 32.10 0.00 2.31 3.09 0.03 62.47 09:50:01 3 16.02 0.00 1.52 0.12 0.00 82.35 09:51:01 all 22.60 0.00 1.39 0.68 0.01 75.32 09:51:01 0 19.61 0.00 1.05 0.05 0.00 79.29 09:51:01 1 5.31 0.00 1.14 1.83 0.02 91.70 09:51:01 2 49.97 0.00 2.17 0.72 0.03 47.11 09:51:01 3 15.49 0.00 1.18 0.13 0.02 83.17 09:52:01 all 23.93 0.00 0.90 0.57 0.02 74.58 09:52:01 0 2.13 0.00 0.42 0.00 0.00 97.46 09:52:01 1 27.31 0.00 1.03 1.62 0.02 70.02 09:52:01 2 10.36 0.00 0.58 0.50 0.00 88.56 09:52:01 3 55.82 0.00 1.55 0.15 0.03 42.44 09:53:01 all 20.55 0.00 3.11 0.71 0.01 75.62 09:53:01 0 29.35 0.00 3.11 0.27 0.02 67.26 09:53:01 1 6.52 0.00 3.30 1.46 0.02 88.70 09:53:01 2 16.55 0.00 2.90 0.94 0.02 79.59 09:53:01 3 29.86 0.00 3.17 0.18 0.02 66.77 Average: all 21.57 0.00 1.77 1.52 0.02 75.12 Average: 0 16.90 0.00 1.43 0.40 0.01 81.26 Average: 1 18.26 0.00 1.97 2.36 0.02 77.40 Average: 2 25.09 0.00 1.91 2.49 0.02 70.49 Average: 3 26.06 0.00 1.80 0.84 0.02 71.29