---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-9097 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 8.6G 56% / 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 3389 0 4100 7191 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:cb:10:31 brd ff:ff:ff:ff:ff:ff inet 10.32.7.171/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86091sec preferred_lft 86091sec inet6 fe80::f816:3eff:fecb:1031/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b1:bc:23:a6 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-9097) 11/14/25 _x86_64_ (4 CPU) 07:29:51 LINUX RESTART (4 CPU) 07:30:01 tps rtps wtps bread/s bwrtn/s 07:31:01 146.79 69.51 77.29 5647.99 38945.93 07:32:01 52.62 0.30 52.32 31.86 6834.46 07:33:01 171.92 13.96 157.96 2294.15 61835.03 07:34:01 104.65 0.43 104.21 31.18 25665.97 Average: 119.00 21.05 97.95 2001.13 33319.71 07:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:31:01 5995124 7474904 2172304 26.60 33848 1628000 956656 10.38 515768 1489888 41880 07:32:01 5716772 7446548 2450656 30.01 53944 1844496 964668 10.47 558156 1698852 153652 07:33:01 3799188 7391036 4368240 53.48 116668 3493416 1415056 15.35 767128 3216416 412892 07:34:01 3479924 7366752 4687504 57.39 126092 3778152 1047640 11.37 994360 3308524 26728 Average: 4747752 7419810 3419676 41.87 82638 2686016 1096005 11.89 708853 2428420 158788 07:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:31:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 07:31:01 ens3 296.23 155.51 899.84 60.03 0.00 0.00 0.00 0.00 07:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:32:01 lo 0.67 0.67 0.05 0.05 0.00 0.00 0.00 0.00 07:32:01 ens3 67.97 50.24 861.23 6.06 0.00 0.00 0.00 0.00 07:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 lo 1.93 1.93 0.19 0.19 0.00 0.00 0.00 0.00 07:33:01 ens3 574.85 294.80 7892.32 27.25 0.00 0.00 0.00 0.00 07:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 lo 2.07 2.07 0.18 0.18 0.00 0.00 0.00 0.00 07:34:01 ens3 101.45 128.84 305.03 713.96 0.00 0.00 0.00 0.00 07:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.38 1.38 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 260.11 157.34 2489.42 201.87 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-9097) 11/14/25 _x86_64_ (4 CPU) 07:29:51 LINUX RESTART (4 CPU) 07:30:01 CPU %user %nice %system %iowait %steal %idle 07:31:01 all 14.85 0.00 2.65 5.85 2.28 74.38 07:31:01 0 6.88 0.00 4.64 8.34 2.08 78.07 07:31:01 1 27.60 0.00 2.57 6.74 2.52 60.58 07:31:01 2 13.86 0.00 1.77 6.57 2.55 75.25 07:31:01 3 11.05 0.00 1.64 1.73 1.92 83.66 07:32:01 all 19.32 0.00 1.22 2.45 1.61 75.40 07:32:01 0 18.32 0.00 0.96 1.22 2.08 77.43 07:32:01 1 24.21 0.00 1.76 0.35 1.16 72.52 07:32:01 2 6.69 0.00 0.83 7.76 1.68 83.05 07:32:01 3 28.14 0.00 1.31 0.45 1.51 68.58 07:33:01 all 21.03 0.00 6.84 4.01 4.10 64.02 07:33:01 0 14.24 0.00 6.14 7.44 3.52 68.66 07:33:01 1 19.34 0.00 5.77 0.88 4.08 69.94 07:33:01 2 31.44 0.00 7.67 5.70 4.95 50.24 07:33:01 3 19.14 0.00 7.79 2.06 3.83 67.18 07:34:01 all 25.35 0.00 2.68 2.34 3.13 66.49 07:34:01 0 47.14 0.00 3.46 3.92 3.54 41.94 07:34:01 1 24.95 0.00 2.42 2.01 3.51 67.11 07:34:01 2 14.14 0.00 2.82 2.74 3.07 77.23 07:34:01 3 15.28 0.00 2.04 0.71 2.40 79.57 Average: all 20.14 0.00 3.34 3.66 2.78 70.08 Average: 0 21.67 0.00 3.79 5.22 2.80 66.52 Average: 1 24.02 0.00 3.13 2.50 2.82 67.53 Average: 2 16.50 0.00 3.26 5.69 3.06 71.49 Average: 3 18.39 0.00 3.19 1.24 2.42 74.76