---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1174 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 8.6G 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 567 12905 0 2566 15148 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:81:a9:75 brd ff:ff:ff:ff:ff:ff inet 10.30.106.16/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86095sec preferred_lft 86095sec inet6 fe80::f816:3eff:fe81:a975/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1174) 11/18/23 _x86_64_ (4 CPU) 12:03:00 LINUX RESTART (4 CPU) 12:04:01 tps rtps wtps bread/s bwrtn/s 12:05:01 20.48 1.93 18.55 64.92 27742.98 12:06:01 98.07 33.78 64.29 1724.78 15202.80 12:07:01 126.07 16.33 109.75 419.46 14438.65 12:08:01 92.45 24.11 68.34 3871.09 14257.09 Average: 84.27 19.04 65.23 1520.02 17910.24 12:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:01 14429860 15665992 1995108 12.15 32176 1423028 706676 4.04 518160 1305096 216 12:06:01 13965996 15557792 2458972 14.97 62464 1730092 766944 4.39 682040 1565712 176580 12:07:01 13277040 15211764 3147928 19.17 83856 2031412 1177432 6.74 1093352 1800076 127288 12:08:01 13269284 15565812 3155684 19.21 89444 2383120 705656 4.04 801664 2092684 29740 Average: 13735545 15500340 2689423 16.37 66985 1891913 839177 4.80 773804 1690892 83456 12:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 ens3 40.06 29.68 106.23 13.05 0.00 0.00 0.00 0.00 12:06:01 lo 1.67 1.67 0.17 0.17 0.00 0.00 0.00 0.00 12:06:01 ens3 108.83 79.90 1041.65 17.49 0.00 0.00 0.00 0.00 12:07:01 lo 2.00 2.00 0.21 0.21 0.00 0.00 0.00 0.00 12:07:01 ens3 144.82 112.25 1166.29 36.65 0.00 0.00 0.00 0.00 12:08:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 12:08:01 ens3 45.88 39.14 131.95 13.75 0.00 0.00 0.00 0.00 Average: lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 84.90 65.24 611.55 20.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1174) 11/18/23 _x86_64_ (4 CPU) 12:03:00 LINUX RESTART (4 CPU) 12:04:01 CPU %user %nice %system %iowait %steal %idle 12:05:01 all 0.94 0.00 0.07 6.03 0.01 92.95 12:05:01 0 0.70 0.00 0.07 0.60 0.02 98.62 12:05:01 1 1.28 0.00 0.03 0.00 0.00 98.69 12:05:01 2 0.70 0.00 0.17 22.39 0.00 76.74 12:05:01 3 1.07 0.00 0.02 1.18 0.02 97.71 12:06:01 all 21.31 0.00 1.54 3.51 0.06 73.58 12:06:01 0 22.92 0.00 1.84 0.77 0.05 74.42 12:06:01 1 10.37 0.00 1.09 4.48 0.08 83.98 12:06:01 2 13.61 0.00 0.95 4.31 0.05 81.08 12:06:01 3 38.26 0.00 2.27 4.48 0.07 54.93 12:07:01 all 27.19 0.00 1.92 3.67 0.07 67.15 12:07:01 0 25.37 0.00 1.76 4.74 0.07 68.06 12:07:01 1 30.92 0.00 1.49 3.58 0.08 63.93 12:07:01 2 37.91 0.00 3.22 3.97 0.08 54.82 12:07:01 3 14.60 0.00 1.22 2.41 0.07 81.70 12:08:01 all 23.57 0.00 1.65 1.95 0.06 72.77 12:08:01 0 10.34 0.00 1.33 1.78 0.05 86.49 12:08:01 1 26.47 0.00 1.37 0.32 0.03 71.81 12:08:01 2 20.97 0.00 1.54 4.30 0.10 73.09 12:08:01 3 36.49 0.00 2.37 1.42 0.05 59.67 Average: all 18.23 0.00 1.30 3.79 0.05 76.63 Average: 0 14.82 0.00 1.25 1.97 0.05 81.91 Average: 1 17.23 0.00 1.00 2.09 0.05 79.64 Average: 2 18.28 0.00 1.47 8.75 0.06 71.44 Average: 3 22.60 0.00 1.47 2.37 0.05 73.51