---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-8983 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: 2799.998 BogoMIPS: 5599.99 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 700K 797M 1% /run /dev/vda1 20G 9.4G 9.9G 49% / 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 486 4755 0 2733 7193 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:cf:68:f0 brd ff:ff:ff:ff:ff:ff inet 10.32.7.89/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fecf:68f0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3d:96:1c:98 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-8983) 11/12/25 _x86_64_ (4 CPU) 20:31:52 LINUX RESTART (4 CPU) 20:32:01 tps rtps wtps bread/s bwrtn/s 20:33:01 146.50 69.31 77.19 5638.52 38879.99 20:34:01 48.41 0.30 48.11 31.86 5856.76 20:35:01 202.40 133.30 69.10 4650.07 19257.04 20:36:02 50.68 4.72 45.97 497.57 15346.48 Average: 112.00 51.91 60.09 2704.70 19835.63 20:32:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:33:01 5971884 7440424 2195544 26.88 33012 1618268 970068 10.53 548448 1480880 31408 20:34:01 5687976 7408248 2479452 30.36 53608 1836060 991544 10.76 594844 1691152 170064 20:35:01 4953416 7346304 3214012 39.35 75800 2460340 1328952 14.42 942556 2022952 353912 20:36:02 4820620 7314816 3346808 40.98 78872 2556972 1046572 11.36 1009676 2084840 26576 Average: 5358474 7377448 2808954 34.39 60323 2117910 1084284 11.77 773881 1819956 145490 20:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:33:01 ens3 216.43 142.32 862.88 58.23 0.00 0.00 0.00 0.00 20:33:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 20:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:34:01 ens3 67.64 49.24 872.41 6.29 0.00 0.00 0.00 0.00 20:34:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 20:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:35:01 ens3 295.45 193.79 1338.90 21.42 0.00 0.00 0.00 0.00 20:35:01 lo 3.13 3.13 0.32 0.32 0.00 0.00 0.00 0.00 20:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:36:02 ens3 10.80 10.65 9.24 5.48 0.00 0.00 0.00 0.00 20:36:02 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:36:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 147.59 99.00 770.87 22.86 0.00 0.00 0.00 0.00 Average: lo 1.23 1.23 0.12 0.12 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-8983) 11/12/25 _x86_64_ (4 CPU) 20:31:52 LINUX RESTART (4 CPU) 20:32:01 CPU %user %nice %system %iowait %steal %idle 20:33:01 all 15.35 0.00 2.72 5.45 3.84 72.64 20:33:01 0 15.89 0.00 1.38 5.01 2.95 74.77 20:33:01 1 26.31 0.00 5.44 9.10 4.63 54.51 20:33:01 2 8.80 0.00 2.85 6.05 4.88 77.41 20:33:01 3 10.50 0.00 1.22 1.59 2.84 83.84 20:34:01 all 18.56 0.00 1.15 2.88 2.13 75.29 20:34:01 0 16.24 0.00 1.26 9.97 2.41 70.12 20:34:01 1 17.66 0.00 0.88 0.40 1.51 79.56 20:34:01 2 34.49 0.00 2.07 0.65 4.14 58.65 20:34:01 3 5.54 0.00 0.38 0.47 0.40 93.21 20:35:01 all 14.63 1.51 2.84 9.27 4.54 67.20 20:35:01 0 11.23 6.03 3.06 8.51 4.31 66.86 20:35:01 1 27.81 0.00 3.58 13.22 5.46 49.93 20:35:01 2 6.19 0.03 2.23 6.13 4.50 80.92 20:35:01 3 13.28 0.00 2.51 9.22 3.88 71.10 20:36:02 all 32.13 0.00 3.84 1.25 5.05 57.73 20:36:02 0 42.11 0.00 3.96 0.84 5.83 47.26 20:36:02 1 20.30 0.00 3.64 1.74 4.60 69.74 20:36:02 2 47.64 0.00 4.37 0.48 5.49 42.03 20:36:02 3 18.39 0.00 3.40 1.96 4.28 71.98 Average: all 20.13 0.38 2.64 4.73 3.89 68.23 Average: 0 21.34 1.52 2.41 6.09 3.88 64.76 Average: 1 23.05 0.00 3.39 6.15 4.06 63.35 Average: 2 24.14 0.01 2.87 3.35 4.75 64.88 Average: 3 11.94 0.00 1.88 3.33 2.86 79.99