---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1439 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 402 1247 0 2293 3274 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:0c:3a:25 brd ff:ff:ff:ff:ff:ff inet 10.32.7.84/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86056sec preferred_lft 86056sec inet6 fe80::f816:3eff:fe0c:3a25/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1439) 02/10/24 _x86_64_ (4 CPU) 23:17:51 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:01 111.48 66.97 44.51 4523.78 6722.35 23:20:01 88.12 29.08 59.04 1623.73 11482.49 23:21:01 10.31 0.00 10.31 0.00 492.45 23:22:01 38.01 10.60 27.41 718.28 3088.95 23:23:01 38.36 4.43 33.93 188.64 3142.94 Average: 57.26 22.22 35.04 1410.88 4985.84 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 1803364 3399192 2235288 55.35 49140 1701392 571328 11.23 524684 1537200 177760 23:20:01 1492824 3252924 2545828 63.04 58712 1848880 715444 14.06 685188 1672840 5468 23:21:01 1479392 3245584 2559260 63.37 59604 1853304 723408 14.22 693276 1676528 1376 23:22:01 560212 2436600 3478440 86.13 62172 1957312 1450160 28.51 1534284 1741744 2960 23:23:01 1281024 3351288 2757628 68.28 68872 2139572 594576 11.69 701020 1849228 148796 Average: 1323363 3137118 2715289 67.23 59700 1900092 810983 15.94 827690 1695508 67272 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 23:19:01 ens3 354.34 237.78 1418.18 64.17 0.00 0.00 0.00 0.00 23:20:01 lo 1.60 1.60 0.15 0.15 0.00 0.00 0.00 0.00 23:20:01 ens3 126.28 117.43 894.17 23.46 0.00 0.00 0.00 0.00 23:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:21:01 ens3 56.69 81.85 72.15 13.13 0.00 0.00 0.00 0.00 23:22:01 lo 38.11 38.11 13.86 13.86 0.00 0.00 0.00 0.00 23:22:01 ens3 238.93 275.14 1359.79 41.27 0.00 0.00 0.00 0.00 23:23:01 lo 83.94 83.94 22.67 22.67 0.00 0.00 0.00 0.00 23:23:01 ens3 265.66 270.17 1139.77 55.31 0.00 0.00 0.00 0.00 Average: lo 25.01 25.01 7.36 7.36 0.00 0.00 0.00 0.00 Average: ens3 208.38 196.47 976.81 39.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1439) 02/10/24 _x86_64_ (4 CPU) 23:17:51 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 22.37 0.00 1.84 3.01 0.06 72.72 23:19:01 0 25.97 0.00 1.92 1.40 0.05 70.67 23:19:01 1 10.49 0.00 1.46 7.32 0.03 80.70 23:19:01 2 39.03 0.00 2.11 1.42 0.07 57.37 23:19:01 3 14.00 0.00 1.84 1.87 0.08 82.21 23:20:01 all 17.14 0.00 0.94 1.78 0.05 80.09 23:20:01 0 10.81 0.00 0.53 0.47 0.03 88.16 23:20:01 1 28.96 0.00 1.78 3.77 0.07 65.43 23:20:01 2 15.04 0.00 0.92 2.03 0.03 81.97 23:20:01 3 13.69 0.00 0.52 0.87 0.07 84.86 23:21:01 all 4.60 0.00 0.17 0.05 0.04 95.15 23:21:01 0 2.05 0.00 0.08 0.00 0.03 97.84 23:21:01 1 6.69 0.00 0.35 0.08 0.03 92.85 23:21:01 2 1.97 0.00 0.17 0.12 0.02 97.73 23:21:01 3 7.65 0.00 0.12 0.00 0.05 92.19 23:22:01 all 30.56 0.00 1.02 0.34 0.08 68.00 23:22:01 0 25.23 0.00 1.06 0.35 0.07 73.30 23:22:01 1 33.69 0.00 1.09 0.45 0.08 64.69 23:22:01 2 33.89 0.00 0.80 0.52 0.07 64.72 23:22:01 3 29.40 0.00 1.15 0.05 0.10 69.30 23:23:01 all 23.25 0.00 1.27 0.49 0.07 74.93 23:23:01 0 20.52 0.00 1.29 0.03 0.05 78.11 23:23:01 1 40.24 0.00 1.24 0.07 0.08 58.37 23:23:01 2 20.18 0.00 1.38 1.80 0.08 76.56 23:23:01 3 12.04 0.00 1.15 0.05 0.07 86.69 Average: all 19.57 0.00 1.05 1.13 0.06 78.20 Average: 0 16.90 0.00 0.98 0.45 0.05 81.63 Average: 1 23.99 0.00 1.18 2.33 0.06 72.44 Average: 2 22.00 0.00 1.07 1.18 0.05 75.69 Average: 3 15.35 0.00 0.96 0.57 0.07 83.05