---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1631 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 498 963 0 2482 3162 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:bb:4d:50 brd ff:ff:ff:ff:ff:ff inet 10.32.7.124/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86146sec preferred_lft 86146sec inet6 fe80::f816:3eff:febb:4d50/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3c:4a:8b:6b 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-1631) 12/04/23 _x86_64_ (4 CPU) 20:10:54 LINUX RESTART (4 CPU) 20:11:01 tps rtps wtps bread/s bwrtn/s 20:12:02 151.74 72.09 79.65 5308.18 40609.78 20:13:01 85.45 20.52 64.93 2244.66 10155.61 20:14:01 327.41 117.18 210.22 9594.67 122906.96 20:15:01 64.19 30.21 33.98 1586.94 8719.88 Average: 157.53 60.18 97.35 4694.74 45760.97 20:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:12:02 1735284 3315704 2303372 57.03 35692 1705636 880816 17.31 588460 1547180 95668 20:13:01 1401740 3339816 2636916 65.29 59304 2022080 952524 18.72 621788 1810624 149888 20:14:01 996324 3153880 3042332 75.33 113840 2132312 1211396 23.81 724708 2017816 44800 20:15:01 969340 3202888 3069316 76.00 121552 2201676 970444 19.08 706484 2078844 37928 Average: 1275672 3253072 2762984 68.41 82597 2015426 1003795 19.73 660360 1863616 82071 20:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:12:02 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 20:12:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:12:02 ens3 442.63 302.50 1534.92 69.35 0.00 0.00 0.00 0.00 20:13:01 lo 1.22 1.22 0.11 0.11 0.00 0.00 0.00 0.00 20:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:13:01 ens3 60.42 54.37 865.07 7.23 0.00 0.00 0.00 0.00 20:14:01 lo 2.56 2.56 0.23 0.23 0.00 0.00 0.00 0.00 20:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:14:01 ens3 582.42 411.66 13509.57 55.98 0.00 0.00 0.00 0.00 20:15:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 20:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:15:01 ens3 22.91 22.10 43.15 9.52 0.00 0.00 0.00 0.00 Average: lo 1.55 1.55 0.14 0.14 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 Average: ens3 278.06 198.29 4003.10 35.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-docker-4c-4g-1631) 12/04/23 _x86_64_ (4 CPU) 20:10:54 LINUX RESTART (4 CPU) 20:11:01 CPU %user %nice %system %iowait %steal %idle 20:12:02 all 14.52 0.00 2.14 4.60 0.05 78.70 20:12:02 0 14.84 0.00 2.78 3.50 0.05 78.84 20:12:02 1 17.55 0.00 2.56 8.31 0.05 71.52 20:12:02 2 6.44 0.00 1.52 4.35 0.05 87.64 20:12:02 3 19.22 0.00 1.70 2.25 0.05 76.77 20:13:01 all 19.29 0.00 1.33 2.39 0.06 76.93 20:13:01 0 18.45 0.00 1.08 0.15 0.05 80.26 20:13:01 1 18.54 0.00 1.33 1.02 0.05 79.06 20:13:01 2 16.02 0.00 1.36 7.59 0.05 74.98 20:13:01 3 24.14 0.00 1.58 0.82 0.05 73.40 20:14:01 all 31.45 0.00 14.28 6.40 0.11 47.76 20:14:01 0 29.70 0.00 14.50 5.65 0.10 50.05 20:14:01 1 30.97 0.00 13.78 4.77 0.13 50.35 20:14:01 2 32.94 0.00 14.38 8.85 0.12 43.71 20:14:01 3 32.16 0.00 14.45 6.36 0.14 46.89 20:15:01 all 19.05 0.00 1.51 1.49 0.05 77.91 20:15:01 0 8.69 0.00 1.75 1.17 0.05 88.34 20:15:01 1 11.27 0.00 0.87 0.38 0.03 87.44 20:15:01 2 13.83 0.00 1.58 3.00 0.03 81.55 20:15:01 3 42.58 0.00 1.81 1.40 0.07 54.14 Average: all 21.06 0.00 4.80 3.71 0.07 70.36 Average: 0 17.88 0.00 5.01 2.61 0.06 74.43 Average: 1 19.55 0.00 4.63 3.61 0.07 72.15 Average: 2 17.27 0.00 4.69 5.93 0.06 72.05 Average: 3 29.54 0.00 4.88 2.71 0.08 62.80