---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-10599 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023 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 3.9G 0 3.9G 0% /dev tmpfs 798M 696K 797M 1% /run /dev/vda1 20G 12G 7.6G 61% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7976 540 2256 0 5178 7137 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:20:f4:05 brd ff:ff:ff:ff:ff:ff inet 10.32.6.132/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86039sec preferred_lft 86039sec inet6 fe80::f816:3eff:fe20:f405/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:5f:af:96:32 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 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-10599) 04/05/26 _x86_64_ (4 CPU) 08:13:46 LINUX RESTART (4 CPU) 08:14:01 tps rtps wtps bread/s bwrtn/s 08:15:02 154.56 68.91 85.65 5584.00 39674.87 08:16:01 57.86 0.22 57.64 23.59 8540.16 08:17:01 152.29 12.78 139.51 2231.23 88682.02 08:18:01 189.62 0.33 189.29 20.39 43541.70 08:19:01 40.78 0.37 40.41 22.92 6686.66 Average: 119.22 16.57 102.65 1581.36 37519.04 08:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:15:02 5851196 7366372 2316232 28.36 35872 1659792 1025680 11.13 629460 1518328 55360 08:16:01 5546816 7341848 2620612 32.09 57688 1901716 1034964 11.23 670320 1749128 162756 08:17:01 3064228 7367176 5103200 62.48 111992 4208056 1221344 13.25 708272 4010276 683408 08:18:01 2313488 7232432 5853940 71.67 140016 4706732 1975740 21.44 1037552 4349428 23220 08:19:01 2276212 7268608 5891216 72.13 143072 4791636 1118656 12.14 1079848 4347364 26948 Average: 3810388 7315287 4357040 53.35 97728 3453586 1275277 13.84 825090 3194905 190338 08:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:15:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 08:15:02 ens3 351.36 197.27 1109.84 63.40 0.00 0.00 0.00 0.00 08:15:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:16:01 lo 0.54 0.54 0.04 0.04 0.00 0.00 0.00 0.00 08:16:01 ens3 57.51 44.51 715.77 5.71 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 2.07 2.07 0.21 0.21 0.00 0.00 0.00 0.00 08:17:01 ens3 466.29 231.94 13698.34 19.38 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 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 08:18:01 ens3 117.64 103.33 835.45 9.52 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 08:19:01 lo 2.00 2.00 0.18 0.18 0.00 0.00 0.00 0.00 08:19:01 ens3 59.54 97.43 15.78 651.60 0.00 0.00 0.00 0.00 08:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 210.96 135.19 3283.13 150.43 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 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-10599) 04/05/26 _x86_64_ (4 CPU) 08:13:46 LINUX RESTART (4 CPU) 08:14:01 CPU %user %nice %system %iowait %steal %idle 08:15:02 all 16.89 0.00 2.72 5.60 2.96 71.83 08:15:02 0 8.58 0.00 1.82 8.05 2.67 78.88 08:15:02 1 15.27 0.00 1.63 1.78 2.60 78.72 08:15:02 2 34.15 0.00 5.89 9.21 4.10 46.65 08:15:02 3 9.58 0.00 1.57 3.36 2.45 83.04 08:16:01 all 19.40 0.00 1.21 2.36 1.62 75.40 08:16:01 0 21.66 0.00 1.54 0.42 1.28 75.09 08:16:01 1 16.12 0.00 0.72 1.53 1.72 79.90 08:16:01 2 27.04 0.00 1.50 0.73 2.14 68.59 08:16:01 3 12.78 0.00 1.08 6.79 1.33 78.02 08:17:01 all 20.36 0.00 10.19 2.49 5.51 61.45 08:17:01 0 22.48 0.00 11.15 2.24 5.70 58.43 08:17:01 1 22.19 0.00 8.99 0.65 5.05 63.12 08:17:01 2 20.30 0.00 11.21 1.41 6.13 60.96 08:17:01 3 16.42 0.00 9.44 5.66 5.18 63.30 08:18:01 all 19.48 0.00 8.34 4.39 6.05 61.74 08:18:01 0 22.69 0.00 9.25 4.67 6.46 56.93 08:18:01 1 20.84 0.00 8.93 3.66 5.81 60.76 08:18:01 2 16.58 0.00 6.60 4.26 5.91 66.64 08:18:01 3 17.81 0.00 8.55 5.00 6.03 62.61 08:19:01 all 25.92 0.00 2.94 1.18 3.86 66.10 08:19:01 0 17.56 0.00 2.65 1.29 3.21 75.29 08:19:01 1 14.90 0.00 2.57 1.06 3.29 78.17 08:19:01 2 21.48 0.00 2.99 0.66 4.18 70.70 08:19:01 3 49.65 0.00 3.55 1.72 4.75 40.33 Average: all 20.42 0.00 5.10 3.21 4.01 67.26 Average: 0 18.60 0.00 5.31 3.35 3.88 68.87 Average: 1 17.89 0.00 4.60 1.74 3.71 72.06 Average: 2 23.88 0.00 5.65 3.26 4.50 62.70 Average: 3 21.30 0.00 4.86 4.49 3.96 65.39