---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-968 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 9.5G 9.8G 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 437 782 0 2724 3227 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:7f:db:46 brd ff:ff:ff:ff:ff:ff inet 10.32.7.36/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86188sec preferred_lft 86188sec inet6 fe80::f816:3eff:fe7f:db46/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ce:85:8d:32 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-968) 11/27/23 _x86_64_ (4 CPU) 20:31:35 LINUX RESTART (4 CPU) 20:32:01 tps rtps wtps bread/s bwrtn/s 20:33:01 125.30 62.69 62.61 4563.77 41895.30 20:34:01 200.00 119.56 80.44 3849.76 26423.20 20:35:01 54.01 2.18 51.82 198.37 12612.70 Average: 126.43 61.48 64.96 2870.63 26977.06 20:32:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:33:01 1667676 3346488 2370980 58.71 49496 1784992 858364 16.87 567976 1624272 142640 20:34:01 773572 3202880 3265084 80.85 73196 2483036 1245312 24.48 1003860 2020920 243576 20:35:01 764136 3269092 3274520 81.08 78316 2552268 904036 17.77 949796 2081852 33420 Average: 1068461 3272820 2970195 73.54 67003 2273432 1002571 19.71 840544 1909015 139879 20:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:33:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 20:33:01 ens3 351.76 226.43 1326.68 60.89 0.00 0.00 0.00 0.00 20:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:34:01 lo 3.17 3.17 0.32 0.32 0.00 0.00 0.00 0.00 20:34:01 ens3 331.23 261.54 1784.65 26.23 0.00 0.00 0.00 0.00 20:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:35:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 20:35:01 ens3 21.53 22.58 41.86 14.40 0.00 0.00 0.00 0.00 20:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.61 1.61 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 234.84 170.18 1051.06 33.84 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-968) 11/27/23 _x86_64_ (4 CPU) 20:31:35 LINUX RESTART (4 CPU) 20:32:01 CPU %user %nice %system %iowait %steal %idle 20:33:01 all 20.60 0.00 2.20 3.81 0.05 73.34 20:33:01 0 9.68 0.00 2.44 2.68 0.03 85.17 20:33:01 1 15.63 0.00 1.77 6.25 0.05 76.30 20:33:01 2 28.10 0.00 2.53 3.95 0.07 65.36 20:33:01 3 29.01 0.00 2.08 2.35 0.07 66.50 20:34:01 all 19.47 0.77 2.27 8.79 0.05 68.65 20:34:01 0 13.40 0.02 1.41 5.82 0.02 79.33 20:34:01 1 7.38 0.00 1.86 9.62 0.05 81.10 20:34:01 2 35.61 3.06 3.41 8.94 0.08 48.90 20:34:01 3 21.57 0.00 2.42 10.77 0.05 65.20 20:35:01 all 24.76 0.00 1.61 1.07 0.05 72.51 20:35:01 0 21.51 0.00 1.32 0.30 0.05 76.82 20:35:01 1 36.87 0.00 2.55 2.96 0.08 57.54 20:35:01 2 25.26 0.00 1.34 0.07 0.05 73.29 20:35:01 3 15.35 0.00 1.24 0.97 0.03 82.41 Average: all 21.61 0.26 2.03 4.55 0.05 71.50 Average: 0 14.87 0.01 1.72 2.93 0.03 80.44 Average: 1 19.97 0.00 2.06 6.27 0.06 71.64 Average: 2 29.65 1.02 2.42 4.31 0.07 62.54 Average: 3 21.97 0.00 1.91 4.69 0.05 71.37