---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1883 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 7.7G 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 468 399 0 3076 3193 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:0c:bd:30 brd ff:ff:ff:ff:ff:ff inet 10.32.6.206/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86056sec preferred_lft 86056sec inet6 fe80::f816:3eff:fe0c:bd30/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:35:4d:69:ea 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-1883) 12/07/23 _x86_64_ (4 CPU) 06:28:02 LINUX RESTART (4 CPU) 06:29:01 tps rtps wtps bread/s bwrtn/s 06:30:01 86.60 20.63 65.97 2220.43 10222.16 06:31:01 445.52 148.06 297.46 4594.45 104914.29 06:32:01 558.07 480.80 77.27 19984.94 25789.44 06:33:01 173.49 54.85 118.64 4819.59 42377.07 Average: 315.98 176.07 139.91 7903.07 45855.12 06:29:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:30:01 1511688 3382660 2526968 62.57 59136 1958500 839396 16.50 568652 1759928 151612 06:31:01 814148 3292512 3224508 79.84 161456 2381792 1150320 22.61 763936 2147848 100032 06:32:01 668512 3176272 3370144 83.45 195832 2353028 1536560 30.20 900936 2130912 121572 06:33:01 393692 3224676 3644964 90.25 199228 2677432 1023016 20.11 925592 2387100 47752 Average: 847010 3269030 3191646 79.03 153913 2342688 1137323 22.36 789779 2106447 105242 06:29:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:30:01 lo 1.87 1.87 0.16 0.16 0.00 0.00 0.00 0.00 06:30:01 ens3 72.10 65.79 877.59 9.31 0.00 0.00 0.00 0.00 06:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:31:01 lo 1.86 1.86 0.20 0.20 0.00 0.00 0.00 0.00 06:31:01 ens3 1217.53 898.47 8572.60 72.31 0.00 0.00 0.00 0.00 06:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:32:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 06:32:01 ens3 11.70 7.27 6.09 0.65 0.00 0.00 0.00 0.00 06:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:33:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 06:33:01 ens3 64.85 56.53 412.95 7.73 0.00 0.00 0.00 0.00 06:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 341.97 257.33 2470.27 22.53 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-1883) 12/07/23 _x86_64_ (4 CPU) 06:28:02 LINUX RESTART (4 CPU) 06:29:01 CPU %user %nice %system %iowait %steal %idle 06:30:01 all 19.07 0.00 1.41 2.47 0.05 77.00 06:30:01 0 8.15 0.00 0.60 0.10 0.03 91.12 06:30:01 1 0.67 0.00 0.80 7.59 0.05 90.89 06:30:01 2 50.61 0.00 3.01 1.52 0.08 44.78 06:30:01 3 16.84 0.00 1.24 0.72 0.03 81.17 06:31:01 all 19.02 0.00 7.93 12.30 0.09 60.65 06:31:01 0 20.51 0.00 6.69 11.48 0.07 61.25 06:31:01 1 16.64 0.00 8.19 7.70 0.08 67.39 06:31:01 2 20.16 0.00 8.10 11.03 0.14 60.58 06:31:01 3 18.79 0.00 8.73 19.01 0.08 53.39 06:32:01 all 14.12 0.00 4.82 19.72 0.08 61.25 06:32:01 0 13.59 0.00 5.61 20.97 0.07 59.75 06:32:01 1 14.46 0.00 4.87 21.16 0.08 59.43 06:32:01 2 14.28 0.00 4.33 19.57 0.08 61.74 06:32:01 3 14.21 0.00 4.48 17.16 0.07 64.10 06:33:01 all 44.44 0.00 5.80 3.26 0.08 46.42 06:33:01 0 39.40 0.00 5.69 4.87 0.07 49.97 06:33:01 1 43.11 0.00 5.50 2.25 0.07 49.08 06:33:01 2 55.51 0.00 6.40 4.30 0.10 33.69 06:33:01 3 39.78 0.00 5.62 1.63 0.07 52.90 Average: all 24.18 0.00 4.98 9.41 0.07 61.36 Average: 0 20.38 0.00 4.64 9.34 0.06 65.58 Average: 1 18.72 0.00 4.83 9.64 0.07 66.74 Average: 2 35.23 0.00 5.45 9.07 0.10 50.15 Average: 3 22.42 0.00 5.00 9.59 0.06 62.93