---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2636 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 9.0G 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 543 12410 0 3086 15166 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:04:99:d6 brd ff:ff:ff:ff:ff:ff inet 10.30.106.91/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe04:99d6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2636) 11/21/23 _x86_64_ (4 CPU) 19:33:35 LINUX RESTART (4 CPU) 19:34:01 tps rtps wtps bread/s bwrtn/s 19:35:01 128.61 44.71 83.90 1518.81 39181.07 19:36:01 117.20 23.23 93.97 1170.00 28867.20 19:37:01 112.83 8.67 104.17 614.83 29383.77 19:38:01 59.12 8.55 50.57 1114.75 20127.18 Average: 104.44 21.29 83.15 1104.60 29389.83 19:34:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:35:01 13576928 15553052 2848040 17.34 60508 2108404 810892 4.64 912704 1706312 111864 19:36:01 13135700 15454268 3289268 20.03 84256 2410320 1075068 6.15 1052676 1974816 140184 19:37:01 11403520 14074220 5021448 30.57 91316 2743300 2152280 12.32 2534012 2201900 31968 19:38:01 12681320 15502572 3743648 22.79 98016 2883036 801168 4.59 1163976 2294960 49828 Average: 12699367 15146028 3725601 22.68 83524 2536265 1209852 6.92 1415842 2044497 83461 19:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:35:01 ens3 166.89 108.70 1283.37 14.29 0.00 0.00 0.00 0.00 19:35:01 lo 1.60 1.60 0.18 0.18 0.00 0.00 0.00 0.00 19:36:01 ens3 82.25 62.00 1107.03 30.33 0.00 0.00 0.00 0.00 19:36:01 lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 19:37:01 ens3 791.75 542.33 3844.73 186.33 0.00 0.00 0.00 0.00 19:37:01 lo 27.46 27.46 14.58 14.58 0.00 0.00 0.00 0.00 19:38:01 ens3 302.35 203.67 357.42 81.82 0.00 0.00 0.00 0.00 19:38:01 lo 94.92 94.92 29.84 29.84 0.00 0.00 0.00 0.00 Average: ens3 335.82 229.18 1648.16 78.20 0.00 0.00 0.00 0.00 Average: lo 31.25 31.25 11.17 11.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2636) 11/21/23 _x86_64_ (4 CPU) 19:33:35 LINUX RESTART (4 CPU) 19:34:01 CPU %user %nice %system %iowait %steal %idle 19:35:01 all 14.68 0.77 1.53 8.37 0.06 74.59 19:35:01 0 10.73 0.00 1.25 11.76 0.07 76.19 19:35:01 1 18.92 2.92 1.47 5.85 0.07 70.78 19:35:01 2 21.05 0.15 2.02 15.59 0.07 61.11 19:35:01 3 8.13 0.00 1.37 0.33 0.03 90.13 19:36:01 all 19.33 0.00 1.60 9.05 0.07 69.95 19:36:01 0 19.01 0.00 1.32 2.46 0.05 77.16 19:36:01 1 17.77 0.00 1.36 13.80 0.05 67.02 19:36:01 2 16.92 0.00 1.78 13.88 0.07 67.35 19:36:01 3 23.60 0.00 1.91 6.06 0.13 68.29 19:37:01 all 54.46 0.00 2.31 3.06 0.12 40.05 19:37:01 0 51.83 0.00 2.18 2.52 0.10 43.38 19:37:01 1 57.07 0.00 2.03 3.82 0.14 36.96 19:37:01 2 56.01 0.00 2.83 5.28 0.12 35.76 19:37:01 3 52.96 0.00 2.23 0.64 0.12 44.06 19:38:01 all 28.13 0.00 1.75 3.82 0.06 66.24 19:38:01 0 26.51 0.00 1.61 0.52 0.05 71.32 19:38:01 1 36.29 0.00 2.19 1.16 0.07 60.29 19:38:01 2 27.18 0.00 1.89 13.23 0.07 57.63 19:38:01 3 22.56 0.00 1.29 0.38 0.05 75.72 Average: all 29.13 0.19 1.80 6.08 0.08 62.72 Average: 0 27.00 0.00 1.59 4.32 0.07 67.03 Average: 1 32.47 0.73 1.76 6.16 0.08 58.80 Average: 2 30.28 0.04 2.13 12.00 0.08 55.47 Average: 3 26.80 0.00 1.70 1.85 0.08 69.56