---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-5086 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 9.5G 9.8G 50% / 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 506 4766 0 2702 7170 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:6e:34:02 brd ff:ff:ff:ff:ff:ff inet 10.32.6.202/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86082sec preferred_lft 86082sec inet6 fe80::f816:3eff:fe6e:3402/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:92:51:4a:7f 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 inet6 fe80::42:92ff:fe51:4a7f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-5086) 02/05/26 _x86_64_ (4 CPU) 05:10:38 LINUX RESTART (4 CPU) 05:11:01 tps rtps wtps bread/s bwrtn/s 05:12:01 152.19 67.92 84.27 5506.55 39964.69 05:13:01 75.23 12.36 62.87 2248.88 9502.85 05:14:01 251.35 2.23 249.12 83.04 26981.81 05:15:01 113.51 0.40 113.11 29.60 5620.66 Average: 148.07 20.73 127.34 1966.96 20516.85 05:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:12:01 5872612 7405704 2294816 28.10 39088 1673916 1014748 11.01 597828 1529776 68264 05:13:01 5560576 7437072 2606852 31.92 58952 1981788 1118076 12.13 622976 1783516 95344 05:14:01 4857968 7297192 3309460 40.52 83600 2495820 1400716 15.20 886000 2167500 8644 05:15:01 4900848 7358280 3266580 40.00 96296 2499616 1032488 11.20 861968 2149368 23556 Average: 5298001 7374562 2869427 35.13 69484 2162785 1141507 12.39 742193 1907540 48952 05:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:12:01 ens3 420.13 203.23 1197.57 64.55 0.00 0.00 0.00 0.00 05:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 05:13:01 ens3 115.36 69.42 1009.26 9.67 0.00 0.00 0.00 0.00 05:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 05:14:01 ens3 434.02 253.60 2084.21 30.45 0.00 0.00 0.00 0.00 05:14:01 docker0 231.64 397.35 12.26 2070.62 0.00 0.00 0.00 0.00 05:14:01 vethc43a933 129.92 244.55 8.76 1387.58 0.00 0.00 0.00 0.11 05:14:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 05:15:01 ens3 30.68 28.35 85.95 8.94 0.00 0.00 0.00 0.00 05:15:01 docker0 12.58 13.51 1.17 75.73 0.00 0.00 0.00 0.00 05:15:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 250.04 138.65 1094.28 28.40 0.00 0.00 0.00 0.00 Average: docker0 61.06 102.72 3.36 536.61 0.00 0.00 0.00 0.00 Average: lo 0.95 0.95 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-5086) 02/05/26 _x86_64_ (4 CPU) 05:10:38 LINUX RESTART (4 CPU) 05:11:01 CPU %user %nice %system %iowait %steal %idle 05:12:01 all 19.91 0.00 2.79 5.25 1.40 70.65 05:12:01 0 23.52 0.00 4.87 2.45 1.35 67.82 05:12:01 1 27.29 0.00 2.47 4.25 1.43 64.57 05:12:01 2 16.93 0.00 1.42 8.30 1.52 71.83 05:12:01 3 11.96 0.00 2.40 6.01 1.29 78.34 05:13:01 all 20.39 0.00 1.55 1.98 0.94 75.14 05:13:01 0 14.19 0.00 0.92 0.18 0.48 84.23 05:13:01 1 53.10 0.00 3.13 0.48 1.67 41.62 05:13:01 2 11.70 0.00 1.38 5.62 0.72 80.59 05:13:01 3 2.74 0.00 0.81 1.63 0.88 93.94 05:14:01 all 11.91 0.00 3.49 6.75 0.83 77.01 05:14:01 0 5.97 0.00 3.28 5.99 0.63 84.13 05:14:01 1 12.85 0.00 3.28 8.14 0.77 74.95 05:14:01 2 12.93 0.00 3.93 6.07 0.96 76.11 05:14:01 3 15.93 0.00 3.48 6.81 0.97 72.81 05:15:01 all 17.98 0.00 2.43 3.17 0.77 75.65 05:15:01 0 17.14 0.00 2.57 5.90 0.72 73.67 05:15:01 1 10.43 0.00 1.70 1.40 0.53 85.93 05:15:01 2 34.13 0.00 2.64 1.62 1.15 60.46 05:15:01 3 10.23 0.00 2.77 3.74 0.70 82.55 Average: all 17.56 0.00 2.56 4.28 0.99 74.61 Average: 0 15.20 0.00 2.91 3.63 0.80 77.47 Average: 1 25.94 0.00 2.65 3.56 1.10 66.75 Average: 2 18.93 0.00 2.34 5.40 1.09 72.24 Average: 3 10.19 0.00 2.36 4.54 0.96 81.94