---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1812 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 9.6G 9.6G 51% / 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 466 689 0 2788 3204 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:3b:f4:98 brd ff:ff:ff:ff:ff:ff inet 10.32.7.17/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86137sec preferred_lft 86137sec inet6 fe80::f816:3eff:fe3b:f498/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:5c:ad:a2:c6 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-1812) 12/06/23 _x86_64_ (4 CPU) 12:44:40 LINUX RESTART (4 CPU) 12:45:01 tps rtps wtps bread/s bwrtn/s 12:46:01 254.97 110.21 144.75 7476.71 58363.76 12:47:01 34.71 24.90 9.82 919.71 8897.32 12:48:01 53.26 8.00 45.26 309.15 7014.30 Average: 114.32 47.71 66.61 2902.11 24760.33 12:45:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:46:01 1145840 3045004 2892816 71.63 34228 2021744 1169376 22.99 1166824 1545164 14924 12:47:01 1163128 3334596 2875528 71.20 36516 2287976 858496 16.88 976244 1713476 61560 12:48:01 902584 3311368 3136072 77.65 57944 2490332 866884 17.04 1024004 1898920 132584 Average: 1070517 3230323 2968139 73.49 42896 2266684 964919 18.97 1055691 1719187 69689 12:45:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:46:01 ens3 457.46 264.48 1559.97 63.98 0.00 0.00 0.00 0.00 12:46:01 lo 1.60 1.60 0.17 0.17 0.00 0.00 0.00 0.00 12:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:47:01 ens3 413.98 315.61 3050.96 34.64 0.00 0.00 0.00 0.00 12:47:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 12:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:48:01 ens3 59.54 54.57 741.42 8.35 0.00 0.00 0.00 0.00 12:48:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 12:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 310.34 211.56 1784.10 35.66 0.00 0.00 0.00 0.00 Average: lo 0.98 0.98 0.10 0.10 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-1812) 12/06/23 _x86_64_ (4 CPU) 12:44:40 LINUX RESTART (4 CPU) 12:45:01 CPU %user %nice %system %iowait %steal %idle 12:46:01 all 20.80 1.27 4.93 6.07 0.08 66.86 12:46:01 0 26.76 0.00 5.95 5.32 0.07 61.90 12:46:01 1 16.79 0.00 4.53 5.20 0.07 73.41 12:46:01 2 19.93 4.45 4.85 6.00 0.10 64.68 12:46:01 3 19.66 0.64 4.43 7.75 0.07 67.45 12:47:01 all 32.26 0.00 3.70 0.49 0.07 63.49 12:47:01 0 32.22 0.00 4.22 0.45 0.08 63.03 12:47:01 1 25.75 0.00 3.45 0.90 0.05 69.85 12:47:01 2 28.57 0.00 2.90 0.33 0.05 68.15 12:47:01 3 42.54 0.00 4.21 0.29 0.08 52.88 12:48:01 all 19.12 0.00 1.29 1.62 0.05 77.92 12:48:01 0 7.28 0.00 0.75 0.30 0.05 91.62 12:48:01 1 0.95 0.00 0.59 5.54 0.03 92.89 12:48:01 2 39.39 0.00 2.04 0.37 0.08 58.11 12:48:01 3 28.81 0.00 1.77 0.30 0.05 69.08 Average: all 24.05 0.42 3.30 2.72 0.06 69.43 Average: 0 22.07 0.00 3.64 2.02 0.07 72.20 Average: 1 14.49 0.00 2.85 3.88 0.05 78.73 Average: 2 29.32 1.48 3.26 2.22 0.08 63.64 Average: 3 30.33 0.21 3.47 2.77 0.07 63.15