---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-3677 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 9.1G 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 505 5242 0 2228 7190 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:ef:1a:6c brd ff:ff:ff:ff:ff:ff inet 10.32.6.191/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86110sec preferred_lft 86110sec inet6 fe80::f816:3eff:feef:1a6c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:30:6d:17:d0 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-3677) 09/14/25 _x86_64_ (4 CPU) 08:19:50 LINUX RESTART (4 CPU) 08:20:01 tps rtps wtps bread/s bwrtn/s 08:21:01 152.74 69.06 83.69 5596.93 39440.11 08:22:01 55.26 0.25 55.01 27.86 8134.22 08:23:01 98.42 12.48 85.94 2235.92 12256.45 08:24:01 26.11 0.63 25.48 45.46 985.17 Average: 83.13 20.60 62.53 1976.47 15203.57 08:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:21:01 5932072 7435532 2235348 27.37 35224 1649704 970160 10.53 560300 1506848 50732 08:22:01 5671784 7402032 2495636 30.56 54512 1844720 998616 10.84 603328 1698664 101260 08:23:01 5431012 7412260 2736408 33.50 66460 2074056 1289696 13.99 646832 1871868 1608 08:24:01 5384948 7376812 2782472 34.07 69252 2080768 1030700 11.18 699648 1866312 24988 Average: 5604954 7406659 2562466 31.37 56362 1912312 1072293 11.64 627527 1735923 44647 08:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:21:01 ens3 424.26 230.00 1029.92 65.44 0.00 0.00 0.00 0.00 08:21:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 08:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:22:01 ens3 56.35 43.25 733.51 5.81 0.00 0.00 0.00 0.00 08:22:01 lo 0.67 0.67 0.05 0.05 0.00 0.00 0.00 0.00 08:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:23:01 ens3 37.45 29.09 628.58 6.54 0.00 0.00 0.00 0.00 08:23:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 08:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:24:01 ens3 27.13 27.35 17.27 25.72 0.00 0.00 0.00 0.00 08:24:01 lo 3.53 3.53 0.31 0.31 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 136.29 82.42 602.33 25.88 0.00 0.00 0.00 0.00 Average: lo 1.70 1.70 0.15 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-3677) 09/14/25 _x86_64_ (4 CPU) 08:19:50 LINUX RESTART (4 CPU) 08:20:01 CPU %user %nice %system %iowait %steal %idle 08:21:01 all 17.75 0.00 2.83 5.06 1.67 72.69 08:21:01 0 24.17 0.00 2.68 4.15 1.67 67.33 08:21:01 1 10.99 0.00 1.70 7.29 1.38 78.64 08:21:01 2 20.58 0.00 3.66 1.66 1.53 72.56 08:21:01 3 15.25 0.00 3.22 7.10 2.13 72.29 08:22:01 all 19.94 0.00 1.24 2.04 1.48 75.29 08:22:01 0 16.96 0.00 0.91 0.36 1.29 80.48 08:22:01 1 12.23 0.00 0.76 1.58 1.13 84.30 08:22:01 2 13.69 0.00 0.98 5.75 1.36 78.23 08:22:01 3 36.87 0.00 2.35 0.48 2.10 58.20 08:23:01 all 18.17 0.00 4.29 2.58 2.71 72.25 08:23:01 0 3.77 0.00 1.34 3.13 1.51 90.26 08:23:01 1 9.39 0.00 1.64 2.00 3.00 83.98 08:23:01 2 41.74 0.00 12.52 2.84 2.46 40.43 08:23:01 3 17.95 0.00 1.75 2.38 3.88 74.04 08:24:01 all 20.62 0.00 1.34 1.10 1.55 75.39 08:24:01 0 18.90 0.00 0.96 3.53 1.43 75.19 08:24:01 1 2.47 0.00 0.61 0.25 1.70 94.98 08:24:01 2 37.87 0.00 2.59 0.22 1.71 57.60 08:24:01 3 23.41 0.00 1.19 0.40 1.39 73.60 Average: all 19.12 0.00 2.43 2.69 1.86 73.91 Average: 0 15.93 0.00 1.47 2.79 1.47 78.33 Average: 1 8.76 0.00 1.18 2.76 1.81 85.49 Average: 2 28.45 0.00 4.94 2.62 1.76 62.22 Average: 3 23.34 0.00 2.13 2.59 2.38 69.56