---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1427 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 9.2G 11G 48% / 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: 7975 510 5084 0 2380 7185 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:47:e5:51 brd ff:ff:ff:ff:ff:ff inet 10.32.7.16/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86077sec preferred_lft 86077sec inet6 fe80::f816:3eff:fe47:e551/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ad:5d:c7:97 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-1427) 12/22/25 _x86_64_ (4 CPU) 14:32:43 LINUX RESTART (4 CPU) 14:33:01 tps rtps wtps bread/s bwrtn/s 14:34:01 154.65 69.23 85.42 5617.86 39677.72 14:35:01 57.71 0.22 57.50 23.19 8826.39 14:36:01 149.22 108.43 40.79 4049.18 11429.92 14:37:01 41.29 3.83 37.46 165.31 2374.54 14:38:01 20.36 0.90 19.46 28.12 1347.59 Average: 84.65 36.52 48.12 1976.73 12731.20 14:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:34:01 5865588 7381656 2301832 28.18 36468 1660364 1026372 11.14 617016 1515616 60628 14:35:01 5622736 7365668 2544684 31.16 56176 1854940 1028620 11.16 645276 1704532 106760 14:36:01 4322264 6493572 3845156 47.08 64780 2263692 2063852 22.39 1585752 2038916 78732 14:37:01 5238916 7384864 2928504 35.86 67232 2236440 972184 10.55 728320 1983728 27300 14:38:01 5233288 7384152 2934132 35.92 69328 2239004 977100 10.60 733960 1983304 11808 Average: 5256558 7201982 2910862 35.64 58797 2050888 1213626 13.17 862065 1845219 57046 14:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:34:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 14:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:34:01 ens3 381.16 190.82 1056.96 62.66 0.00 0.00 0.00 0.00 14:35:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 14:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:35:01 ens3 65.33 52.47 709.65 6.26 0.00 0.00 0.00 0.00 14:36:01 lo 1.27 1.27 0.14 0.14 0.00 0.00 0.00 0.00 14:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:36:01 ens3 325.24 187.09 2320.39 18.76 0.00 0.00 0.00 0.00 14:37:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 14:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:37:01 ens3 20.05 21.13 12.13 41.59 0.00 0.00 0.00 0.00 14:38:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 14:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:38:01 ens3 8.15 9.95 6.16 4.59 0.00 0.00 0.00 0.00 Average: lo 0.81 0.81 0.08 0.08 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 159.98 92.29 821.06 26.77 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1427) 12/22/25 _x86_64_ (4 CPU) 14:32:43 LINUX RESTART (4 CPU) 14:33:01 CPU %user %nice %system %iowait %steal %idle 14:34:01 all 19.20 0.00 2.94 5.68 2.21 69.98 14:34:01 0 26.83 0.00 4.98 2.90 2.33 62.97 14:34:01 1 12.67 0.00 2.00 5.21 2.10 78.02 14:34:01 2 7.43 0.00 1.60 9.81 1.73 79.43 14:34:01 3 29.85 0.00 3.15 4.80 2.66 59.54 14:35:01 all 19.78 0.00 1.31 2.07 0.96 75.90 14:35:01 0 28.20 0.00 1.93 0.56 1.06 68.25 14:35:01 1 12.59 0.00 0.75 1.10 0.68 84.88 14:35:01 2 3.16 0.00 0.80 6.16 0.43 89.45 14:35:01 3 35.11 0.00 1.74 0.45 1.66 61.04 14:36:01 all 36.75 0.00 3.34 5.04 3.95 50.93 14:36:01 0 35.34 0.00 3.38 4.91 3.76 52.60 14:36:01 1 38.67 0.00 3.06 4.97 3.84 49.47 14:36:01 2 37.72 0.00 2.70 4.13 4.14 51.31 14:36:01 3 35.29 0.00 4.22 6.11 4.04 50.33 14:37:01 all 25.65 0.00 1.39 1.11 1.90 69.95 14:37:01 0 15.69 0.00 0.96 0.67 1.53 81.15 14:37:01 1 30.75 0.00 1.65 1.86 2.01 63.74 14:37:01 2 15.59 0.00 0.98 1.75 1.71 79.97 14:37:01 3 40.53 0.00 1.98 0.18 2.36 54.95 14:38:01 all 20.96 0.00 0.93 0.73 1.17 76.21 14:38:01 0 11.91 0.00 0.37 0.08 0.86 86.78 14:38:01 1 11.83 0.00 0.90 0.10 0.75 86.42 14:38:01 2 14.13 0.00 0.91 2.49 1.15 81.32 14:38:01 3 45.92 0.00 1.56 0.27 1.93 50.32 Average: all 24.47 0.00 1.98 2.92 2.04 68.58 Average: 0 23.60 0.00 2.32 1.82 1.91 70.34 Average: 1 21.31 0.00 1.67 2.65 1.88 72.49 Average: 2 15.62 0.00 1.40 4.86 1.83 76.28 Average: 3 37.34 0.00 2.53 2.36 2.53 55.23