---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-7144 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 9.9G 9.4G 52% / 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 512 4288 0 3174 7164 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:40:bf:e8 brd ff:ff:ff:ff:ff:ff inet 10.32.6.94/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fe40:bfe8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c3:f1:a0:9a 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-7144) 10/22/25 _x86_64_ (4 CPU) 22:15:50 LINUX RESTART (4 CPU) 22:16:01 tps rtps wtps bread/s bwrtn/s 22:17:02 152.72 68.99 83.72 5578.14 39611.48 22:18:01 55.87 0.27 55.60 28.88 7650.23 22:19:01 147.99 12.48 135.51 2226.43 53148.21 22:20:01 31.36 0.63 30.72 47.85 2308.43 Average: 97.16 20.68 76.47 1978.52 25754.61 22:16:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:17:02 5882072 7396984 2285348 27.98 36408 1659204 997912 10.83 597284 1516744 55424 22:18:01 5630164 7374964 2537256 31.07 55744 1857136 995136 10.80 630424 1711192 126872 22:19:01 4405360 7335144 3762060 46.06 86988 2948056 1331816 14.45 723440 2744236 15184 22:20:01 4404700 7344736 3762720 46.07 90292 2955868 1045080 11.34 745688 2725796 10100 Average: 5080574 7362957 3086846 37.79 67358 2355066 1092486 11.85 674209 2174492 51895 22:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:17:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:17:02 ens3 357.05 210.30 1089.87 65.12 0.00 0.00 0.00 0.00 22:17:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 22:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:18:01 ens3 59.55 48.84 753.41 6.28 0.00 0.00 0.00 0.00 22:18:01 lo 0.61 0.61 0.05 0.05 0.00 0.00 0.00 0.00 22:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:19:01 ens3 889.89 467.32 5739.03 34.96 0.00 0.00 0.00 0.00 22:19:01 lo 1.87 1.87 0.19 0.19 0.00 0.00 0.00 0.00 22:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:01 ens3 31.46 35.47 17.20 102.47 0.00 0.00 0.00 0.00 22:20:01 lo 3.20 3.20 0.28 0.28 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 335.62 191.07 1904.56 52.40 0.00 0.00 0.00 0.00 Average: lo 1.66 1.66 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-7144) 10/22/25 _x86_64_ (4 CPU) 22:15:50 LINUX RESTART (4 CPU) 22:16:01 CPU %user %nice %system %iowait %steal %idle 22:17:02 all 18.04 0.00 2.71 5.02 1.12 73.10 22:17:02 0 10.93 0.00 1.35 5.10 0.80 81.82 22:17:02 1 21.48 0.00 5.14 2.56 1.30 69.52 22:17:02 2 22.14 0.00 2.17 3.60 1.30 70.79 22:17:02 3 17.62 0.00 2.15 8.85 1.10 70.28 22:18:01 all 20.78 0.00 1.26 1.66 0.82 75.48 22:18:01 0 6.22 0.00 0.66 4.00 0.42 88.69 22:18:01 1 25.52 0.00 1.13 0.81 1.00 71.54 22:18:01 2 32.13 0.00 2.10 1.10 1.12 63.54 22:18:01 3 19.24 0.00 1.19 0.73 0.73 78.12 22:19:01 all 19.90 0.00 6.51 2.88 1.23 69.48 22:19:01 0 18.05 0.00 6.35 2.11 1.08 72.42 22:19:01 1 15.98 0.00 7.33 4.66 1.24 70.78 22:19:01 2 13.44 0.00 5.89 3.25 1.09 76.32 22:19:01 3 32.07 0.00 6.45 1.50 1.48 58.49 22:20:01 all 21.51 0.00 1.16 0.75 0.78 75.81 22:20:01 0 2.14 0.00 0.58 0.32 0.30 96.66 22:20:01 1 37.66 0.00 1.60 0.12 1.17 59.46 22:20:01 2 18.26 0.00 1.25 2.45 0.97 77.08 22:20:01 3 27.94 0.00 1.23 0.12 0.68 70.03 Average: all 20.06 0.00 2.91 2.58 0.99 73.47 Average: 0 9.32 0.00 2.23 2.88 0.65 84.92 Average: 1 25.18 0.00 3.80 2.03 1.18 67.80 Average: 2 21.49 0.00 2.84 2.60 1.12 71.95 Average: 3 24.22 0.00 2.75 2.81 1.00 69.22