---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1803 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: 2800.000 BogoMIPS: 5600.00 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 12G 7.6G 61% / 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 445 1009 0 2489 3215 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:aa:bb:8d brd ff:ff:ff:ff:ff:ff inet 10.32.6.247/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:feaa:bb8d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f5:52:00:6a 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-1803) 12/06/23 _x86_64_ (4 CPU) 10:16:06 LINUX RESTART (4 CPU) 10:17:02 tps rtps wtps bread/s bwrtn/s 10:18:01 68.84 14.42 54.42 997.63 7970.32 10:19:01 299.58 80.05 219.54 4732.84 124462.09 10:20:01 92.87 57.19 35.68 4782.67 11309.58 Average: 154.26 50.76 103.50 3518.45 48147.65 10:17:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:18:01 1534992 3353428 2503664 61.99 53412 1915760 868932 17.08 578884 1738664 185524 10:19:01 356912 3327872 3681744 91.16 114176 2922344 1032380 20.29 595056 2777756 348 10:20:01 1051192 3248248 2987464 73.97 117332 2183284 962736 18.92 784476 1934988 41312 Average: 981032 3309849 3057624 75.71 94973 2340463 954683 18.77 652805 2150469 75728 10:17:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:18:01 lo 0.61 0.61 0.05 0.05 0.00 0.00 0.00 0.00 10:18:01 ens3 63.45 57.37 1006.51 10.49 0.00 0.00 0.00 0.00 10:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:19:01 lo 3.33 3.33 0.29 0.29 0.00 0.00 0.00 0.00 10:19:01 ens3 440.34 314.94 13288.94 24.47 0.00 0.00 0.00 0.00 10:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 2.37 2.37 0.21 0.21 0.00 0.00 0.00 0.00 10:20:01 ens3 257.86 307.75 290.23 1365.66 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.11 2.11 0.19 0.19 0.00 0.00 0.00 0.00 Average: ens3 254.97 227.64 4884.62 469.32 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-1803) 12/06/23 _x86_64_ (4 CPU) 10:16:06 LINUX RESTART (4 CPU) 10:17:02 CPU %user %nice %system %iowait %steal %idle 10:18:01 all 15.13 0.00 1.19 2.04 0.05 81.60 10:18:01 0 19.08 0.00 1.36 1.95 0.03 77.57 10:18:01 1 11.24 0.00 0.80 4.27 0.05 83.64 10:18:01 2 23.42 0.00 1.63 0.46 0.05 74.44 10:18:01 3 6.78 0.00 0.93 1.49 0.05 90.75 10:19:01 all 23.91 0.00 8.04 6.58 0.08 61.39 10:19:01 0 19.01 0.00 7.75 10.53 0.08 62.63 10:19:01 1 19.83 0.00 8.35 5.91 0.08 65.82 10:19:01 2 27.27 0.00 8.45 5.90 0.08 58.30 10:19:01 3 29.52 0.00 7.62 3.96 0.07 58.84 10:20:01 all 26.54 0.00 7.63 2.21 0.06 63.56 10:20:01 0 23.26 0.00 7.83 0.74 0.05 68.13 10:20:01 1 21.98 0.00 7.07 1.89 0.05 69.00 10:20:01 2 36.34 0.00 8.15 3.20 0.08 52.23 10:20:01 3 24.58 0.00 7.46 3.02 0.05 64.88 Average: all 21.89 0.00 5.63 3.61 0.06 68.81 Average: 0 20.46 0.00 5.66 4.39 0.06 69.43 Average: 1 17.71 0.00 5.42 4.01 0.06 72.79 Average: 2 29.04 0.00 6.09 3.19 0.07 61.61 Average: 3 20.33 0.00 5.35 2.83 0.06 71.44