---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-8919 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 9.0G 11G 47% / 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 501 5343 0 2131 7199 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:18:a8:90 brd ff:ff:ff:ff:ff:ff inet 10.32.6.23/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86055sec preferred_lft 86055sec inet6 fe80::f816:3eff:fe18:a890/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:92:de:44:31 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-8919) 11/12/25 _x86_64_ (4 CPU) 08:10:50 LINUX RESTART (4 CPU) 08:11:01 tps rtps wtps bread/s bwrtn/s 08:12:01 152.06 69.02 83.04 5587.47 39462.37 08:13:01 57.78 0.25 57.53 27.86 8491.97 08:14:01 54.24 20.73 33.51 1333.11 5625.60 08:15:01 8.36 5.35 3.02 156.88 152.35 08:16:01 22.14 1.30 20.84 96.90 2650.45 Average: 58.91 19.33 39.59 1440.31 11275.80 08:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:12:01 5877212 7387896 2290216 28.04 35384 1656564 1008952 10.95 609972 1513696 57904 08:13:01 5577680 7354676 2589748 31.71 56364 1886740 1035600 11.24 658696 1733844 133640 08:14:01 5609928 7453140 2557500 31.31 60748 1945172 941848 10.22 581096 1771156 236 08:15:01 5575164 7425040 2592264 31.74 60852 1951704 1140988 12.38 613868 1773360 972 08:16:01 5474536 7373196 2692892 32.97 63292 1997804 1010716 10.97 681224 1806596 11180 Average: 5622904 7398790 2544524 31.15 55328 1887597 1027621 11.15 628971 1719730 40786 08:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:12:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 08:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 ens3 313.70 177.32 1071.51 62.74 0.00 0.00 0.00 0.00 08:13:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 08:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:13:01 ens3 56.01 44.54 702.66 5.86 0.00 0.00 0.00 0.00 08:14:01 lo 1.33 1.33 0.15 0.15 0.00 0.00 0.00 0.00 08:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:14:01 ens3 10.28 8.80 16.99 1.91 0.00 0.00 0.00 0.00 08:15:01 lo 30.07 30.07 7.33 7.33 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 08:15:01 ens3 10.65 8.88 22.36 5.08 0.00 0.00 0.00 0.00 08:16:01 lo 0.73 0.73 0.07 0.07 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 08:16:01 ens3 144.99 72.96 644.63 11.52 0.00 0.00 0.00 0.00 Average: lo 6.73 6.73 1.54 1.54 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 107.12 62.50 491.63 17.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-8919) 11/12/25 _x86_64_ (4 CPU) 08:10:50 LINUX RESTART (4 CPU) 08:11:01 CPU %user %nice %system %iowait %steal %idle 08:12:01 all 17.52 0.00 2.67 5.05 1.23 73.54 08:12:01 0 17.37 0.00 4.65 5.35 1.20 71.43 08:12:01 1 34.12 0.00 2.65 3.43 1.43 58.37 08:12:01 2 8.40 0.00 1.92 10.21 1.17 78.30 08:12:01 3 10.15 0.00 1.45 1.22 1.17 86.02 08:13:01 all 20.38 0.00 1.13 1.86 1.04 75.60 08:13:01 0 18.38 0.00 0.63 0.71 1.53 78.74 08:13:01 1 18.28 0.00 1.18 0.07 0.62 79.85 08:13:01 2 30.23 0.00 1.70 5.51 1.20 61.36 08:13:01 3 14.66 0.00 0.97 1.13 0.77 82.48 08:14:01 all 3.26 0.00 0.56 0.98 0.29 94.91 08:14:01 0 2.43 0.00 0.43 0.68 0.23 96.21 08:14:01 1 4.61 0.00 0.93 2.00 0.37 92.09 08:14:01 2 3.08 0.00 0.38 0.73 0.28 95.52 08:14:01 3 2.92 0.00 0.50 0.50 0.28 95.80 08:15:01 all 3.79 0.00 15.25 0.14 0.88 79.94 08:15:01 0 4.21 0.00 14.95 0.00 1.03 79.80 08:15:01 1 3.20 0.00 15.54 0.43 0.88 79.94 08:15:01 2 4.25 0.00 15.12 0.02 0.88 79.73 08:15:01 3 3.47 0.00 15.39 0.08 0.73 80.32 08:16:01 all 21.66 0.00 1.09 0.79 1.10 75.37 08:16:01 0 20.59 0.00 1.05 0.15 0.78 77.43 08:16:01 1 17.12 0.00 1.09 0.55 1.38 79.86 08:16:01 2 46.04 0.00 1.50 0.17 1.81 50.48 08:16:01 3 2.81 0.00 0.72 2.29 0.43 93.75 Average: all 13.32 0.00 4.14 1.76 0.91 79.87 Average: 0 12.60 0.00 4.34 1.38 0.96 80.73 Average: 1 15.47 0.00 4.28 1.29 0.94 78.03 Average: 2 18.42 0.00 4.12 3.32 1.07 73.06 Average: 3 6.81 0.00 3.80 1.04 0.68 87.67