---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1502 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 7.4G 62% / 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 471 470 0 3001 3189 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:77:98:14 brd ff:ff:ff:ff:ff:ff inet 10.32.6.68/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:fe77:9814/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:bd:90:89:69 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-1502) 12/03/23 _x86_64_ (4 CPU) 08:13:39 LINUX RESTART (4 CPU) 08:14:01 tps rtps wtps bread/s bwrtn/s 08:15:01 144.46 78.10 66.36 6133.51 42066.61 08:16:01 172.15 12.44 159.71 1432.38 94392.01 08:17:01 354.87 86.24 268.64 5697.45 53137.01 08:18:01 101.50 27.40 74.10 1484.29 13708.12 Average: 193.24 51.04 142.20 3686.62 50831.38 08:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:15:01 1536636 3282108 2502028 61.95 49100 1848808 926016 18.20 668636 1648292 198940 08:16:01 106088 3309968 3932576 97.37 98908 3176772 1142896 22.47 618704 3010752 318308 08:17:01 547104 3317576 3491560 86.45 137568 2695572 1037252 20.39 641152 2533612 1500 08:18:01 493316 3236844 3545348 87.79 143804 2663216 958080 18.83 818816 2411780 44248 Average: 670786 3286624 3367878 83.39 107345 2596092 1016061 19.97 686827 2401109 140749 08:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:15:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 08:15:01 ens3 367.54 243.63 1419.88 62.32 0.00 0.00 0.00 0.00 08:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:16:01 lo 3.33 3.33 0.29 0.29 0.00 0.00 0.00 0.00 08:16:01 ens3 443.65 298.63 13724.61 24.49 0.00 0.00 0.00 0.00 08:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:17:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 08:17:01 ens3 163.89 127.08 821.59 18.43 0.00 0.00 0.00 0.00 08:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:18:01 lo 2.87 2.87 0.26 0.26 0.00 0.00 0.00 0.00 08:18:01 ens3 124.08 146.86 456.73 655.70 0.00 0.00 0.00 0.00 08:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.03 2.03 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 274.81 204.06 4106.90 190.21 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-1502) 12/03/23 _x86_64_ (4 CPU) 08:13:39 LINUX RESTART (4 CPU) 08:14:01 CPU %user %nice %system %iowait %steal %idle 08:15:01 all 19.56 0.00 2.37 4.42 0.05 73.60 08:15:01 0 21.69 0.00 3.51 4.26 0.07 70.47 08:15:01 1 33.14 0.00 2.42 1.62 0.07 62.74 08:15:01 2 13.91 0.00 1.66 3.27 0.05 81.11 08:15:01 3 9.50 0.00 1.89 8.49 0.03 80.08 08:16:01 all 26.00 0.00 6.25 2.45 0.07 65.23 08:16:01 0 24.14 0.00 6.69 4.77 0.08 64.32 08:16:01 1 18.10 0.00 5.74 0.60 0.05 75.51 08:16:01 2 23.66 0.00 5.47 0.81 0.07 70.00 08:16:01 3 38.19 0.00 7.07 3.68 0.08 50.99 08:17:01 all 16.67 0.00 7.07 8.85 0.08 67.32 08:17:01 0 17.25 0.00 7.97 13.38 0.08 61.31 08:17:01 1 16.04 0.00 6.37 8.61 0.08 68.89 08:17:01 2 17.58 0.00 6.81 7.90 0.08 67.63 08:17:01 3 15.80 0.00 7.17 5.54 0.08 71.41 08:18:01 all 23.75 0.00 3.19 2.83 0.07 70.16 08:18:01 0 17.19 0.00 3.22 1.42 0.05 78.12 08:18:01 1 17.86 0.00 3.02 1.61 0.07 77.43 08:18:01 2 22.45 0.00 2.66 6.92 0.07 67.90 08:18:01 3 37.54 0.00 3.89 1.36 0.08 57.13 Average: all 21.50 0.00 4.72 4.63 0.07 69.08 Average: 0 20.06 0.00 5.34 5.94 0.07 68.59 Average: 1 21.31 0.00 4.39 3.10 0.07 71.14 Average: 2 19.40 0.00 4.15 4.73 0.07 71.66 Average: 3 25.24 0.00 5.00 4.77 0.07 64.92