---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-4536 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: 2799.870 BogoMIPS: 5599.74 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 11G 8.9G 55% / 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 446 177 0 3320 3214 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:33:4e:2b brd ff:ff:ff:ff:ff:ff inet 10.32.6.245/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86183sec preferred_lft 86183sec inet6 fe80::f816:3eff:fe33:4e2b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:09:1b:8b:bf 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-4536) 01/24/24 _x86_64_ (4 CPU) 01:47:46 LINUX RESTART (4 CPU) 01:48:01 tps rtps wtps bread/s bwrtn/s 01:49:01 139.28 78.49 60.79 6158.17 41517.50 01:50:01 129.80 8.95 120.85 1643.99 52548.71 01:51:01 78.96 11.09 67.87 1085.06 28363.82 Average: 116.01 32.84 83.17 2962.20 40808.63 01:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:49:01 1680060 3305112 2358604 58.40 39884 1746612 918088 18.05 622092 1571428 88660 01:50:01 524992 3229936 3513672 87.00 70264 2758548 1176880 23.13 774840 2494640 468 01:51:01 162344 3276700 3876320 95.98 82656 3141132 930176 18.28 764196 2850316 59212 Average: 789132 3270583 3249532 80.46 64268 2548764 1008381 19.82 720376 2305461 49447 01:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:49:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 01:49:01 ens3 401.12 266.12 1637.17 64.91 0.00 0.00 0.00 0.00 01:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:50:01 lo 3.47 3.47 0.35 0.35 0.00 0.00 0.00 0.00 01:50:01 ens3 701.20 445.36 7443.96 43.62 0.00 0.00 0.00 0.00 01:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:51:01 lo 2.60 2.60 0.25 0.25 0.00 0.00 0.00 0.00 01:51:01 ens3 998.83 611.06 4679.99 392.95 0.00 0.00 0.00 0.00 01:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.35 2.35 0.23 0.23 0.00 0.00 0.00 0.00 Average: ens3 700.42 440.87 4587.05 167.18 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-4536) 01/24/24 _x86_64_ (4 CPU) 01:47:46 LINUX RESTART (4 CPU) 01:48:01 CPU %user %nice %system %iowait %steal %idle 01:49:01 all 17.13 0.00 2.14 3.96 0.05 76.72 01:49:01 0 11.45 0.00 1.89 4.65 0.05 81.96 01:49:01 1 22.30 0.00 1.76 2.91 0.07 72.96 01:49:01 2 19.41 0.00 2.17 1.82 0.07 76.53 01:49:01 3 15.36 0.00 2.71 6.44 0.05 75.43 01:50:01 all 22.03 0.00 3.51 3.29 0.05 71.12 01:50:01 0 19.47 0.00 3.11 0.98 0.03 76.41 01:50:01 1 15.83 0.00 3.28 3.25 0.05 77.59 01:50:01 2 42.68 0.00 4.69 1.32 0.08 51.22 01:50:01 3 10.11 0.00 2.99 7.60 0.03 79.27 01:51:01 all 24.12 0.00 3.41 1.30 0.07 71.10 01:51:01 0 15.18 0.00 3.10 0.20 0.05 81.46 01:51:01 1 32.26 0.00 3.92 4.00 0.07 59.75 01:51:01 2 21.12 0.00 3.82 0.69 0.08 74.29 01:51:01 3 27.93 0.00 2.76 0.33 0.05 68.93 Average: all 21.09 0.00 3.02 2.85 0.06 72.98 Average: 0 15.36 0.00 2.70 1.95 0.04 79.95 Average: 1 23.46 0.00 2.99 3.39 0.06 70.10 Average: 2 27.72 0.00 3.56 1.28 0.08 67.36 Average: 3 17.81 0.00 2.82 4.79 0.04 74.54