---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-7051 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 11G 9.2G 53% / 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 528 4072 0 3375 7148 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:44:1e:5b brd ff:ff:ff:ff:ff:ff inet 10.32.6.212/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fe44:1e5b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2b:1a:6f:8b 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-7051) 10/21/25 _x86_64_ (4 CPU) 20:19:55 LINUX RESTART (4 CPU) 20:20:01 tps rtps wtps bread/s bwrtn/s 20:21:01 162.09 88.25 73.84 5996.07 38570.25 20:22:01 49.21 3.40 45.81 57.70 5383.18 20:23:01 127.38 12.43 114.95 2252.96 46673.02 20:24:01 73.49 1.00 72.49 74.65 18167.51 Average: 103.04 26.27 76.77 2095.18 27196.67 20:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:21:01 5956144 7434376 2211276 27.07 31496 1629580 945460 10.26 554720 1491280 47924 20:22:01 5713624 7418880 2453796 30.04 52568 1822492 957972 10.39 588288 1673192 175876 20:23:01 4397792 7395952 3769628 46.15 84048 3021388 1185560 12.86 656064 2821864 374236 20:24:01 4210256 7357996 3957164 48.45 93956 3142924 1013428 11.00 779080 2867060 27804 Average: 5069454 7401801 3097966 37.93 65517 2404096 1025605 11.13 644538 2213349 156460 20:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:21:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 20:21:01 ens3 224.21 142.76 837.89 59.91 0.00 0.00 0.00 0.00 20:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:22:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 20:22:01 ens3 60.00 44.86 748.83 5.32 0.00 0.00 0.00 0.00 20:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:23:01 lo 2.00 2.00 0.17 0.17 0.00 0.00 0.00 0.00 20:23:01 ens3 238.44 124.35 6202.81 12.92 0.00 0.00 0.00 0.00 20:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:24:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 20:24:01 ens3 87.34 71.94 258.63 87.42 0.00 0.00 0.00 0.00 20:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.35 1.35 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 152.49 95.97 2011.94 41.39 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-7051) 10/21/25 _x86_64_ (4 CPU) 20:19:55 LINUX RESTART (4 CPU) 20:20:01 CPU %user %nice %system %iowait %steal %idle 20:21:01 all 13.97 0.00 2.64 6.05 2.92 74.43 20:21:01 0 7.62 0.00 1.89 4.71 2.79 82.98 20:21:01 1 12.82 0.00 1.61 6.51 2.63 76.43 20:21:01 2 21.24 0.00 1.97 5.54 3.45 67.80 20:21:01 3 14.21 0.00 5.11 7.43 2.78 70.48 20:22:01 all 19.14 0.00 1.42 2.52 1.55 75.37 20:22:01 0 4.64 0.00 0.48 1.07 0.45 93.36 20:22:01 1 37.67 0.00 2.52 0.53 2.39 56.89 20:22:01 2 5.23 0.00 1.08 7.96 1.26 84.48 20:22:01 3 29.01 0.00 1.60 0.48 2.09 66.82 20:23:01 all 18.74 0.00 5.33 3.15 4.49 68.29 20:23:01 0 14.11 0.00 5.77 3.44 4.53 72.14 20:23:01 1 20.10 0.00 4.79 2.15 4.35 68.61 20:23:01 2 22.47 0.00 7.70 6.71 5.54 57.59 20:23:01 3 18.30 0.00 3.08 0.31 3.56 74.75 20:24:01 all 19.03 0.00 2.04 1.81 2.44 74.67 20:24:01 0 14.63 0.00 2.04 1.29 1.89 80.15 20:24:01 1 13.39 0.00 2.11 0.47 1.56 82.47 20:24:01 2 18.31 0.00 1.90 1.74 3.52 74.53 20:24:01 3 29.83 0.00 2.11 3.74 2.79 61.53 Average: all 17.72 0.00 2.86 3.38 2.85 73.18 Average: 0 10.26 0.00 2.55 2.63 2.42 82.13 Average: 1 20.99 0.00 2.76 2.42 2.74 71.10 Average: 2 16.82 0.00 3.16 5.48 3.44 71.09 Average: 3 22.82 0.00 2.97 2.99 2.81 68.41