---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-4228 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: 2799.998 BogoMIPS: 5599.99 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 48% / 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 521 5157 0 2297 7172 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:9e:f9:f3 brd ff:ff:ff:ff:ff:ff inet 10.32.7.86/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86143sec preferred_lft 86143sec inet6 fe80::f816:3eff:fe9e:f9f3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0d:dc:41:73 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-4228) 06/25/26 _x86_64_ (4 CPU) 06:16:49 LINUX RESTART (4 CPU) 06:17:01 tps rtps wtps bread/s bwrtn/s 06:18:01 154.02 69.06 84.96 5584.14 39590.95 06:19:01 63.07 0.22 62.86 23.20 9760.91 06:20:01 112.31 12.81 99.50 2261.78 12673.64 06:21:01 26.47 3.47 23.01 112.36 1401.53 Average: 88.97 21.39 67.58 1995.45 15857.01 06:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:18:01 5866360 7381192 2301060 28.17 36392 1659004 1012348 10.98 612132 1518092 58552 06:19:01 5519664 7344640 2647756 32.42 57376 1932436 1029392 11.17 667976 1777264 146872 06:20:01 5319512 7378612 2847908 34.87 69144 2145676 1009460 10.95 687940 1937208 28384 06:21:01 5337988 7401452 2829432 34.64 71020 2147472 985292 10.69 672364 1933616 8600 Average: 5510881 7376474 2656539 32.53 58483 1971147 1009123 10.95 660103 1791545 60602 06:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:18:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 06:18:01 ens3 449.53 248.42 1057.26 66.55 0.00 0.00 0.00 0.00 06:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:19:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 06:19:01 ens3 78.67 64.12 831.39 7.07 0.00 0.00 0.00 0.00 06:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:01 lo 4.40 4.40 0.39 0.39 0.00 0.00 0.00 0.00 06:20:01 ens3 52.47 43.77 640.03 12.38 0.00 0.00 0.00 0.00 06:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:21:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 06:21:01 ens3 11.16 11.23 9.76 6.00 0.00 0.00 0.00 0.00 06:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.72 1.72 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 147.96 91.89 634.60 23.00 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-4228) 06/25/26 _x86_64_ (4 CPU) 06:16:49 LINUX RESTART (4 CPU) 06:17:01 CPU %user %nice %system %iowait %steal %idle 06:18:01 all 17.95 0.00 3.00 4.60 1.08 73.36 06:18:01 0 9.53 0.00 5.26 6.46 0.87 77.88 06:18:01 1 26.12 0.00 2.02 1.05 1.20 69.61 06:18:01 2 21.55 0.00 2.44 5.16 1.21 69.65 06:18:01 3 14.60 0.00 2.28 5.75 1.07 76.29 06:19:01 all 20.24 0.00 1.17 1.83 0.85 75.91 06:19:01 0 58.67 0.00 2.67 1.05 1.70 35.91 06:19:01 1 8.14 0.00 0.93 5.50 0.47 84.95 06:19:01 2 2.73 0.00 0.23 0.12 0.35 96.57 06:19:01 3 11.42 0.00 0.81 0.63 0.88 86.25 06:20:01 all 17.41 0.00 2.29 2.88 0.66 76.75 06:20:01 0 23.05 0.00 2.24 2.07 0.79 71.85 06:20:01 1 31.00 0.00 2.74 2.24 0.85 63.18 06:20:01 2 10.39 0.00 2.77 5.39 0.63 80.82 06:20:01 3 5.18 0.00 1.42 1.82 0.40 91.17 06:21:01 all 21.30 0.00 0.97 0.79 0.75 76.19 06:21:01 0 34.75 0.00 1.47 0.35 0.90 62.53 06:21:01 1 39.36 0.00 1.25 0.18 1.13 58.07 06:21:01 2 9.59 0.00 0.92 2.63 0.73 86.13 06:21:01 3 1.53 0.00 0.28 0.02 0.22 97.95 Average: all 19.23 0.00 1.86 2.53 0.84 75.55 Average: 0 31.51 0.00 2.91 2.48 1.06 62.04 Average: 1 26.16 0.00 1.73 2.24 0.91 68.95 Average: 2 11.06 0.00 1.59 3.32 0.73 83.30 Average: 3 8.19 0.00 1.20 2.05 0.64 87.92