---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-836 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 8.9G 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: 7975 513 5394 0 2067 7187 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:9b:89:fe brd ff:ff:ff:ff:ff:ff inet 10.32.7.83/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86015sec preferred_lft 86015sec inet6 fe80::f816:3eff:fe9b:89fe/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4e:7d:14:f3 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-836) 12/16/25 _x86_64_ (4 CPU) 18:09:03 LINUX RESTART (4 CPU) 18:10:01 tps rtps wtps bread/s bwrtn/s 18:11:01 6.90 0.03 6.87 2.40 270.89 18:12:01 1.77 0.35 1.42 26.26 55.99 18:13:01 91.60 26.28 65.32 910.11 4719.75 18:14:01 61.12 12.04 49.08 1039.35 8385.54 18:15:01 35.49 0.90 34.59 78.64 4185.27 Average: 39.38 7.92 31.45 411.38 3523.83 18:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:11:01 6148448 7539460 2018972 24.72 26480 1551056 888596 9.64 432532 1430356 20 18:12:01 6122252 7515424 2045168 25.04 26536 1553052 888596 9.64 456856 1431992 420 18:13:01 5683420 7311664 2484000 30.41 42844 1761180 1037848 11.26 700944 1603264 105748 18:14:01 5552036 7374728 2615384 32.02 60392 1925924 964744 10.47 634020 1777052 92748 18:15:01 5550752 7386860 2616668 32.04 62280 1936780 951572 10.33 628080 1782540 13368 Average: 5811382 7425627 2356038 28.85 43706 1745598 946271 10.27 570486 1605041 42461 18:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:11:01 ens3 0.23 0.23 0.08 0.03 0.00 0.00 0.00 0.00 18:12:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 18:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:12:01 ens3 24.36 10.70 32.87 3.43 0.00 0.00 0.00 0.00 18:13:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 18:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:13:01 ens3 182.24 111.43 969.99 48.91 0.00 0.00 0.00 0.00 18:14:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 18:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:14:01 ens3 33.40 27.87 266.44 6.61 0.00 0.00 0.00 0.00 18:15:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 18:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:15:01 ens3 11.06 11.28 10.06 5.50 0.00 0.00 0.00 0.00 Average: lo 0.63 0.63 0.06 0.06 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 50.26 32.30 255.88 12.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-836) 12/16/25 _x86_64_ (4 CPU) 18:09:03 LINUX RESTART (4 CPU) 18:10:01 CPU %user %nice %system %iowait %steal %idle 18:11:01 all 0.14 0.00 0.05 0.20 0.08 99.53 18:11:01 0 0.02 0.00 0.03 0.05 0.07 99.83 18:11:01 1 0.08 0.00 0.07 0.00 0.13 99.72 18:11:01 2 0.47 0.00 0.03 0.00 0.07 99.43 18:11:01 3 0.02 0.00 0.07 0.73 0.08 99.10 18:12:01 all 0.49 0.00 0.05 0.02 0.07 99.37 18:12:01 0 0.48 0.00 0.03 0.03 0.07 99.38 18:12:01 1 0.45 0.00 0.07 0.00 0.07 99.42 18:12:01 2 0.49 0.00 0.03 0.03 0.07 99.38 18:12:01 3 0.53 0.00 0.05 0.00 0.05 99.37 18:13:01 all 20.88 0.00 1.32 3.79 2.32 71.70 18:13:01 0 10.42 0.00 0.96 5.93 1.95 80.74 18:13:01 1 10.85 0.00 0.59 0.33 1.52 86.71 18:13:01 2 26.08 0.00 1.74 5.37 2.68 64.12 18:13:01 3 36.04 0.00 1.97 3.50 3.12 55.37 18:14:01 all 19.91 0.00 1.35 2.18 1.84 74.71 18:14:01 0 3.85 0.00 0.55 1.82 0.76 93.02 18:14:01 1 19.15 0.00 1.21 0.20 2.43 77.02 18:14:01 2 38.35 0.00 2.11 0.53 2.16 56.84 18:14:01 3 18.25 0.00 1.57 6.14 2.01 72.03 18:15:01 all 20.90 0.00 0.97 1.21 1.25 75.67 18:15:01 0 4.68 0.00 0.47 0.93 0.50 93.42 18:15:01 1 30.51 0.00 1.37 0.53 2.11 65.48 18:15:01 2 19.97 0.00 1.00 3.00 1.16 74.87 18:15:01 3 28.36 0.00 1.00 0.42 1.23 69.00 Average: all 12.51 0.00 0.75 1.49 1.12 84.14 Average: 0 3.90 0.00 0.41 1.76 0.67 93.26 Average: 1 12.27 0.00 0.67 0.21 1.26 85.60 Average: 2 17.15 0.00 0.99 1.80 1.23 78.83 Average: 3 16.71 0.00 0.93 2.17 1.31 78.88