---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1644 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 8.9G 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 549 12684 0 2805 15160 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:ec:3b:75 brd ff:ff:ff:ff:ff:ff inet 10.30.107.246/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86082sec preferred_lft 86082sec inet6 fe80::f816:3eff:feec:3b75/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1644) 11/19/23 _x86_64_ (4 CPU) 13:07:58 LINUX RESTART (4 CPU) 13:08:01 tps rtps wtps bread/s bwrtn/s 13:09:02 156.57 70.24 86.34 4697.88 55914.28 13:10:01 275.11 12.17 262.94 299.42 30836.19 13:11:01 112.80 14.46 98.33 853.59 27194.93 13:12:01 64.27 0.90 63.37 50.26 18989.10 13:13:03 50.64 0.96 49.68 59.53 17146.00 Average: 131.03 19.68 111.35 1189.80 29953.43 13:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:09:02 14026532 15566920 2398436 14.60 58736 1686024 793872 4.54 671936 1523716 130052 13:10:01 13058696 14951700 3366272 20.49 83244 1994820 1290972 7.39 1332800 1791216 34352 13:11:01 11883456 14243604 4541512 27.65 96284 2433420 1845388 10.56 2133388 2132384 83840 13:12:01 12984972 15492412 3439996 20.94 100060 2567568 3147856 18.01 966828 2183876 71080 13:13:03 13007120 15542720 3417848 20.81 105844 2589968 780048 4.46 937172 2198512 26976 Average: 12992155 15159471 3432813 20.90 88834 2254360 1571627 8.99 1208425 1965941 69260 13:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:09:02 lo 1.80 1.80 0.19 0.19 0.00 0.00 0.00 0.00 13:09:02 ens3 349.71 232.94 1471.71 58.35 0.00 0.00 0.00 0.00 13:10:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 13:10:01 ens3 337.16 304.27 2986.29 76.28 0.00 0.00 0.00 0.00 13:11:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 13:11:01 ens3 377.62 312.70 4530.48 56.36 0.00 0.00 0.00 0.00 13:12:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 13:12:01 ens3 585.35 502.33 777.89 228.79 0.00 0.00 0.00 0.00 13:13:03 lo 34.65 34.65 3.12 3.12 0.00 0.00 0.00 0.00 13:13:03 ens3 206.60 206.99 325.61 629.04 0.00 0.00 0.00 0.00 Average: lo 7.69 7.69 0.70 0.70 0.00 0.00 0.00 0.00 Average: ens3 370.63 311.38 2007.32 212.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1644) 11/19/23 _x86_64_ (4 CPU) 13:07:58 LINUX RESTART (4 CPU) 13:08:01 CPU %user %nice %system %iowait %steal %idle 13:09:02 all 20.89 0.00 2.36 5.58 0.06 71.11 13:09:02 0 20.36 0.00 1.91 2.28 0.05 75.41 13:09:02 1 26.25 0.00 2.08 6.63 0.08 64.96 13:09:02 2 23.08 0.00 2.73 4.37 0.05 69.77 13:09:02 3 13.91 0.00 2.67 9.06 0.08 74.27 13:10:01 all 31.32 0.00 2.08 3.48 0.08 63.04 13:10:01 0 22.73 0.00 1.91 4.18 0.07 71.12 13:10:01 1 29.88 0.00 1.56 1.45 0.09 67.03 13:10:01 2 32.86 0.00 2.26 0.20 0.09 64.58 13:10:01 3 39.89 0.00 2.57 8.12 0.07 49.35 13:11:01 all 68.69 0.00 2.02 1.30 0.11 27.89 13:11:01 0 67.32 0.00 1.76 2.99 0.12 27.81 13:11:01 1 70.52 0.00 2.03 1.07 0.10 26.28 13:11:01 2 68.80 0.00 2.48 0.32 0.10 28.30 13:11:01 3 68.07 0.00 1.83 0.81 0.12 29.18 13:12:01 all 59.12 0.00 2.18 0.62 0.10 37.99 13:12:01 0 65.94 0.00 2.10 1.48 0.08 30.40 13:12:01 1 50.71 0.00 1.27 0.00 0.10 47.92 13:12:01 2 70.18 0.00 3.16 0.10 0.10 26.46 13:12:01 3 49.68 0.00 2.18 0.89 0.13 47.12 13:13:03 all 20.15 0.00 1.49 4.78 0.06 73.52 13:13:03 0 10.62 0.00 1.19 5.25 0.03 82.90 13:13:03 1 18.38 0.00 1.19 2.50 0.05 77.89 13:13:03 2 29.90 0.00 2.27 9.44 0.10 58.28 13:13:03 3 21.73 0.00 1.29 1.95 0.05 74.98 Average: all 39.94 0.00 2.02 3.16 0.08 54.80 Average: 0 37.23 0.00 1.77 3.24 0.07 57.69 Average: 1 39.04 0.00 1.62 2.33 0.08 56.92 Average: 2 44.93 0.00 2.58 2.93 0.09 49.48 Average: 3 38.56 0.00 2.10 4.14 0.09 55.10