---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2961 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 2.0G 0 2.0G 0% /dev tmpfs 395M 688K 394M 1% /run /dev/vda1 20G 9.6G 9.7G 50% / 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: 3944 473 868 0 2602 3201 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:89:38:3c brd ff:ff:ff:ff:ff:ff inet 10.32.7.108/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:fe89:383c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d9:4d:2b:fc brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-2961) 01/06/24 _x86_64_ (4 CPU) 13:31:43 LINUX RESTART (4 CPU) 13:32:01 tps rtps wtps bread/s bwrtn/s 13:33:01 150.57 78.30 72.27 6136.58 41757.99 13:34:01 107.41 32.07 75.34 2099.43 13452.72 13:35:01 48.66 10.93 37.73 472.19 13634.66 Average: 102.22 40.44 61.78 2902.69 22947.93 13:32:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:33:01 1589268 3279480 2449396 60.65 51764 1791780 909456 17.88 634828 1631852 159632 13:34:01 1028984 3067672 3009680 74.52 65560 2114328 1083804 21.30 878408 1923056 95196 13:35:01 924032 3293556 3114632 77.12 68088 2436400 858016 16.87 807396 2086416 12872 Average: 1180761 3213569 2857903 70.76 61804 2114169 950425 18.68 773544 1880441 89233 13:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:33:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 13:33:01 ens3 450.87 269.47 1437.26 62.38 0.00 0.00 0.00 0.00 13:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:34:01 lo 1.80 1.80 0.18 0.18 0.00 0.00 0.00 0.00 13:34:01 ens3 388.57 380.14 2369.55 60.69 0.00 0.00 0.00 0.00 13:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:35:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 13:35:01 ens3 701.68 534.86 2935.98 106.75 0.00 0.00 0.00 0.00 13:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 513.70 394.82 2247.61 76.61 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-2961) 01/06/24 _x86_64_ (4 CPU) 13:31:43 LINUX RESTART (4 CPU) 13:32:01 CPU %user %nice %system %iowait %steal %idle 13:33:01 all 19.49 0.00 2.44 4.14 0.05 73.88 13:33:01 0 17.68 0.00 2.16 1.76 0.05 78.35 13:33:01 1 12.73 0.00 1.87 1.25 0.03 84.11 13:33:01 2 31.21 0.00 3.16 7.36 0.08 58.19 13:33:01 3 16.31 0.00 2.58 6.22 0.03 74.86 13:34:01 all 28.95 0.00 1.73 1.75 0.06 67.50 13:34:01 0 30.59 0.00 1.61 0.87 0.05 66.88 13:34:01 1 25.86 0.00 1.80 0.67 0.07 71.61 13:34:01 2 34.47 0.00 2.63 2.37 0.07 60.46 13:34:01 3 24.91 0.00 0.87 3.07 0.05 71.10 13:35:01 all 41.73 0.00 1.66 0.56 0.08 55.97 13:35:01 0 38.49 0.00 1.57 0.27 0.07 59.61 13:35:01 1 39.99 0.00 1.79 0.22 0.08 57.91 13:35:01 2 48.10 0.00 1.90 0.99 0.08 48.93 13:35:01 3 40.29 0.00 1.42 0.79 0.08 57.41 Average: all 30.05 0.00 1.95 2.15 0.06 65.79 Average: 0 28.90 0.00 1.78 0.97 0.06 68.29 Average: 1 26.19 0.00 1.82 0.71 0.06 71.21 Average: 2 37.93 0.00 2.57 3.57 0.08 55.86 Average: 3 27.16 0.00 1.62 3.36 0.06 67.80