---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1395 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 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 553 12291 0 3195 15156 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:c0:08:12 brd ff:ff:ff:ff:ff:ff inet 10.30.107.127/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86037sec preferred_lft 86037sec inet6 fe80::f816:3eff:fec0:812/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1395) 10/13/26 _x86_64_ (4 CPU) 18:57:30 LINUX RESTART (4 CPU) 18:58:01 tps rtps wtps bread/s bwrtn/s 18:59:01 99.65 3.88 95.77 62.66 49268.19 19:00:01 438.53 51.82 386.70 2519.45 32571.77 19:01:01 346.96 0.00 346.96 0.00 15517.01 19:02:01 6.85 0.00 6.85 0.00 588.97 19:03:01 14.66 2.47 12.20 90.92 1371.64 Average: 181.33 11.63 169.70 534.60 19863.52 18:58:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:59:01 13894844 15540440 2530124 15.40 64132 1781000 793616 4.54 679384 1636400 203136 19:00:01 12270104 15010684 4154864 25.30 129712 2707088 1683192 9.63 1326536 2468920 453836 19:01:01 11412664 14173044 5012304 30.52 130296 2723420 2493820 14.27 2156448 2482996 15624 19:02:01 10175716 12937656 6249252 38.05 130372 2725392 3796708 21.73 3373256 2484212 1636 19:03:01 12556648 15483920 3868320 23.55 132704 2880076 814596 4.66 890032 2615408 144704 Average: 12061995 14629149 4362973 26.56 117443 2563395 1916386 10.97 1685131 2337587 163787 18:58:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:59:01 ens3 178.02 140.81 1198.12 13.92 0.00 0.00 0.00 0.00 18:59:01 lo 0.93 0.93 0.12 0.12 0.00 0.00 0.00 0.00 19:00:01 ens3 520.51 361.46 2461.58 41.43 0.00 0.00 0.00 0.00 19:00:01 lo 4.27 4.27 0.77 0.77 0.00 0.00 0.00 0.00 19:01:01 ens3 0.90 0.75 0.47 0.72 0.00 0.00 0.00 0.00 19:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:02:01 ens3 2.23 4.00 0.19 7.64 0.00 0.00 0.00 0.00 19:02:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 19:03:01 ens3 39.79 36.53 394.38 8.17 0.00 0.00 0.00 0.00 19:03:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 148.29 108.71 810.95 14.38 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.18 0.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1395) 10/13/26 _x86_64_ (4 CPU) 18:57:30 LINUX RESTART (4 CPU) 18:58:01 CPU %user %nice %system %iowait %steal %idle 18:59:01 all 14.86 0.00 1.02 4.58 0.03 79.51 18:59:01 0 13.92 0.00 0.93 0.38 0.02 84.74 18:59:01 1 32.10 0.00 1.88 6.65 0.07 59.30 18:59:01 2 13.46 0.00 1.04 1.32 0.02 84.17 18:59:01 3 0.05 0.00 0.22 9.98 0.03 89.72 19:00:01 all 26.30 0.00 4.30 2.58 0.05 66.76 19:00:01 0 20.88 0.00 4.45 0.92 0.07 73.68 19:00:01 1 32.99 0.00 4.13 2.69 0.05 60.14 19:00:01 2 22.34 0.00 4.13 5.64 0.05 67.83 19:00:01 3 28.95 0.00 4.52 1.07 0.05 65.41 19:01:01 all 36.03 0.00 0.92 0.71 0.04 62.30 19:01:01 0 27.73 0.00 1.07 0.00 0.05 71.15 19:01:01 1 35.58 0.00 0.69 0.12 0.03 63.58 19:01:01 2 46.10 0.00 1.33 2.72 0.08 49.77 19:01:01 3 34.79 0.00 0.57 0.00 0.02 64.63 19:02:01 all 47.05 0.00 0.96 0.08 0.05 51.87 19:02:01 0 50.98 0.00 0.94 0.00 0.05 48.04 19:02:01 1 54.74 0.00 0.89 0.03 0.03 44.31 19:02:01 2 36.52 0.00 1.09 0.07 0.05 62.28 19:02:01 3 45.96 0.00 0.94 0.20 0.03 52.86 19:03:01 all 28.11 0.00 0.86 0.06 0.04 70.92 19:03:01 0 15.89 0.00 0.76 0.07 0.03 83.24 19:03:01 1 28.02 0.00 0.63 0.00 0.05 71.30 19:03:01 2 36.46 0.00 1.05 0.15 0.05 62.29 19:03:01 3 32.14 0.00 0.97 0.03 0.05 66.81 Average: all 30.47 0.00 1.61 1.60 0.04 66.28 Average: 0 25.87 0.00 1.63 0.27 0.04 72.19 Average: 1 36.69 0.00 1.64 1.89 0.05 59.73 Average: 2 30.97 0.00 1.72 1.98 0.05 65.28 Average: 3 28.37 0.00 1.44 2.26 0.04 67.90