---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1893 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 468 1432 0 2042 3192 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:74:8a:b0 brd ff:ff:ff:ff:ff:ff inet 10.32.7.29/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86146sec preferred_lft 86146sec inet6 fe80::f816:3eff:fe74:8ab0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b1:69:3e:97 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-1893) 12/07/23 _x86_64_ (4 CPU) 07:21:23 LINUX RESTART (4 CPU) 07:22:01 tps rtps wtps bread/s bwrtn/s 07:23:01 87.35 31.61 55.74 1655.06 8805.60 07:24:01 322.50 105.56 216.94 10848.90 123804.80 07:25:01 84.79 46.13 38.66 3202.53 11185.87 Average: 164.91 61.11 103.80 5236.43 47944.73 07:22:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:23:01 1525932 3340808 2512724 62.22 53636 1912028 873068 17.16 588404 1734304 174268 07:24:01 119284 3305236 3919372 97.05 113968 3107632 1037936 20.40 519132 3056080 20984 07:25:01 1479068 3240256 2559588 63.38 119036 1757592 969360 19.05 648964 1651044 43052 Average: 1041428 3295433 2997228 74.21 95547 2259084 960121 18.87 585500 2147143 79435 07:22:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:23:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 07:23:01 ens3 100.03 87.92 1177.44 22.37 0.00 0.00 0.00 0.00 07:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:24:01 lo 3.33 3.33 0.29 0.29 0.00 0.00 0.00 0.00 07:24:01 ens3 514.64 382.26 13554.26 29.22 0.00 0.00 0.00 0.00 07:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:25:01 lo 2.50 2.50 0.22 0.22 0.00 0.00 0.00 0.00 07:25:01 ens3 210.50 278.89 66.11 1367.95 0.00 0.00 0.00 0.00 07:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.25 2.25 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 275.10 249.71 4934.04 473.11 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-1893) 12/07/23 _x86_64_ (4 CPU) 07:21:23 LINUX RESTART (4 CPU) 07:22:01 CPU %user %nice %system %iowait %steal %idle 07:23:01 all 19.18 0.00 1.45 2.42 0.05 76.89 07:23:01 0 22.04 0.00 1.70 0.37 0.03 75.86 07:23:01 1 5.11 0.00 0.99 7.23 0.05 86.62 07:23:01 2 45.34 0.00 2.56 1.29 0.07 50.74 07:23:01 3 4.21 0.00 0.55 0.80 0.05 94.39 07:24:01 all 24.10 0.00 8.08 5.88 0.07 61.87 07:24:01 0 15.27 0.00 7.93 8.69 0.07 68.05 07:24:01 1 20.38 0.00 6.54 4.91 0.05 68.11 07:24:01 2 36.29 0.00 9.89 6.30 0.10 47.42 07:24:01 3 24.49 0.00 7.96 3.62 0.07 63.86 07:25:01 all 29.92 0.00 7.72 2.02 0.07 60.27 07:25:01 0 24.23 0.00 6.91 0.73 0.07 68.06 07:25:01 1 31.83 0.00 7.88 2.66 0.07 57.56 07:25:01 2 41.07 0.00 8.46 1.93 0.08 48.46 07:25:01 3 22.63 0.00 7.63 2.74 0.05 66.95 Average: all 24.40 0.00 5.74 3.43 0.06 66.36 Average: 0 20.53 0.00 5.51 3.24 0.06 70.66 Average: 1 19.11 0.00 5.13 4.93 0.06 70.76 Average: 2 40.92 0.00 6.96 3.16 0.08 48.88 Average: 3 17.09 0.00 5.37 2.39 0.06 75.10