---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2193 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 9.5G 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 438 781 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:fe:60:dc brd ff:ff:ff:ff:ff:ff inet 10.32.7.98/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86183sec preferred_lft 86183sec inet6 fe80::f816:3eff:fefe:60dc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2c:17:c4:ed 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-2193) 12/09/23 _x86_64_ (4 CPU) 20:31:39 LINUX RESTART (4 CPU) 20:32:01 tps rtps wtps bread/s bwrtn/s 20:33:02 148.89 78.42 70.47 6151.77 41682.80 20:34:01 169.87 88.02 81.85 2667.62 23635.72 20:35:01 81.50 29.93 51.57 1419.23 15260.92 Average: 133.22 65.33 67.89 3417.04 26877.82 20:32:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:33:02 1628340 3284680 2410316 59.68 41524 1774276 942112 18.52 647124 1593468 126832 20:34:01 1162776 3366916 2875880 71.21 65432 2276364 958364 18.84 768252 1892388 156284 20:35:01 832456 3335492 3206200 79.39 77356 2551328 844756 16.61 882332 2082432 53140 Average: 1207857 3329029 2830799 70.09 61437 2200656 915077 17.99 765903 1856096 112085 20:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:33:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 20:33:02 ens3 297.58 206.12 1360.57 59.75 0.00 0.00 0.00 0.00 20:33:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:34:01 lo 2.81 2.81 0.28 0.28 0.00 0.00 0.00 0.00 20:34:01 ens3 240.40 171.73 1211.49 18.27 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 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 20:35:01 ens3 136.83 114.65 677.03 23.05 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 1.75 1.75 0.17 0.17 0.00 0.00 0.00 0.00 Average: ens3 224.85 164.12 1082.31 33.78 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-2193) 12/09/23 _x86_64_ (4 CPU) 20:31:39 LINUX RESTART (4 CPU) 20:32:01 CPU %user %nice %system %iowait %steal %idle 20:33:02 all 19.12 0.00 2.55 4.71 0.05 73.57 20:33:02 0 22.61 0.00 2.52 2.94 0.05 71.88 20:33:02 1 29.12 0.00 2.43 4.37 0.07 64.01 20:33:02 2 16.21 0.00 2.14 3.10 0.05 78.50 20:33:02 3 8.58 0.00 3.11 8.41 0.05 79.85 20:34:01 all 17.09 0.78 1.69 9.20 0.05 71.19 20:34:01 0 19.02 0.00 1.63 7.58 0.03 71.74 20:34:01 1 18.50 0.02 2.20 8.70 0.05 70.54 20:34:01 2 11.21 0.00 0.94 7.99 0.05 79.81 20:34:01 3 19.61 3.08 1.99 12.55 0.05 62.71 20:35:01 all 27.99 0.00 2.50 2.56 0.06 66.89 20:35:01 0 19.09 0.00 2.31 1.55 0.07 76.98 20:35:01 1 28.63 0.00 2.34 2.19 0.05 66.78 20:35:01 2 45.43 0.00 3.04 2.81 0.08 48.64 20:35:01 3 18.84 0.00 2.26 3.73 0.05 75.12 Average: all 21.43 0.26 2.25 5.47 0.05 70.54 Average: 0 20.24 0.00 2.16 4.00 0.05 73.55 Average: 1 25.45 0.01 2.32 5.07 0.06 67.09 Average: 2 24.39 0.00 2.05 4.61 0.06 68.90 Average: 3 15.65 1.01 2.45 8.21 0.05 72.62