---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-4388 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 9.1G 54% / 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 519 3968 0 3488 7157 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:1c:ed:90 brd ff:ff:ff:ff:ff:ff inet 10.32.7.131/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86103sec preferred_lft 86103sec inet6 fe80::f816:3eff:fe1c:ed90/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fb:2a:29:f6 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-4388) 09/23/25 _x86_64_ (4 CPU) 00:27:21 LINUX RESTART (4 CPU) 00:28:01 tps rtps wtps bread/s bwrtn/s 00:29:01 92.09 24.73 67.36 876.24 5574.28 00:30:01 71.37 12.48 58.89 2259.89 8941.98 00:31:01 128.90 1.03 127.86 40.93 69881.55 00:32:01 20.62 0.40 20.22 32.78 1604.13 Average: 78.24 9.66 68.58 802.40 21498.16 00:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:29:01 5685104 7336640 2482324 30.39 44324 1781956 1049800 11.39 686024 1615124 117312 00:30:01 5496312 7414820 2671116 32.70 60404 2021244 1121896 12.17 648836 1814300 119632 00:31:01 4036720 7295560 4130708 50.58 81932 3295376 1108128 12.02 846220 3006624 7284 00:32:01 4059372 7322068 4108056 50.30 83960 3296432 1068024 11.59 827032 3002684 11148 Average: 4819377 7342272 3348051 40.99 67655 2598752 1086962 11.79 752028 2359683 63844 00:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:29:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 00:29:01 ens3 224.89 131.99 1243.10 41.61 0.00 0.00 0.00 0.00 00:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:01 lo 2.53 2.53 0.26 0.26 0.00 0.00 0.00 0.00 00:30:01 ens3 154.67 73.55 1009.09 10.12 0.00 0.00 0.00 0.00 00:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:31:01 lo 1.40 1.40 0.12 0.12 0.00 0.00 0.00 0.00 00:31:01 ens3 1920.91 723.38 10943.89 358.83 0.00 0.00 0.00 0.00 00:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:32:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 00:32:01 ens3 11.59 12.01 9.03 5.83 0.00 0.00 0.00 0.00 00:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.37 1.37 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 577.96 235.21 3300.92 104.09 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-4388) 09/23/25 _x86_64_ (4 CPU) 00:27:21 LINUX RESTART (4 CPU) 00:28:01 CPU %user %nice %system %iowait %steal %idle 00:29:01 all 21.19 0.00 1.46 3.30 2.42 71.64 00:29:01 0 21.35 0.00 0.93 0.83 1.69 75.20 00:29:01 1 31.69 0.00 1.77 3.00 3.37 60.18 00:29:01 2 14.42 0.00 1.63 6.79 2.22 74.93 00:29:01 3 17.29 0.00 1.51 2.52 2.40 76.27 00:30:01 all 18.98 0.00 1.76 2.45 2.60 74.20 00:30:01 0 21.22 0.00 1.80 0.40 2.06 74.52 00:30:01 1 26.70 0.00 2.39 3.27 2.87 64.77 00:30:01 2 16.55 0.00 1.77 5.34 2.80 73.53 00:30:01 3 11.54 0.00 1.10 0.79 2.66 83.92 00:31:01 all 26.22 0.00 7.36 2.44 7.06 56.92 00:31:01 0 25.12 0.00 6.63 1.61 6.41 60.23 00:31:01 1 21.53 0.00 7.50 1.42 7.11 62.43 00:31:01 2 37.32 0.00 8.26 2.96 7.66 43.80 00:31:01 3 20.91 0.00 7.03 3.78 7.05 61.23 00:32:01 all 19.96 0.00 1.17 0.91 2.01 75.94 00:32:01 0 18.49 0.00 0.68 0.17 1.34 79.32 00:32:01 1 13.13 0.00 0.96 0.61 2.21 83.09 00:32:01 2 27.15 0.00 2.04 2.68 1.86 66.27 00:32:01 3 21.08 0.00 1.03 0.18 2.64 75.07 Average: all 21.60 0.00 2.95 2.28 3.53 69.64 Average: 0 21.56 0.00 2.53 0.75 2.89 72.27 Average: 1 23.26 0.00 3.16 2.07 3.90 67.61 Average: 2 23.88 0.00 3.44 4.44 3.65 64.60 Average: 3 17.71 0.00 2.68 1.82 3.70 74.10