---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1675 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 700K 797M 1% /run /dev/vda1 20G 9.6G 9.7G 50% / 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 490 4488 0 2996 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:1a:a6:44 brd ff:ff:ff:ff:ff:ff inet 10.32.6.171/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86081sec preferred_lft 86081sec inet6 fe80::f816:3eff:fe1a:a644/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:5c:65:0c:3c 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-1675) 12/25/25 _x86_64_ (4 CPU) 22:32:48 LINUX RESTART (4 CPU) 22:33:01 tps rtps wtps bread/s bwrtn/s 22:34:02 153.56 68.99 84.57 5590.27 39690.47 22:35:01 52.06 0.22 51.84 23.59 7016.71 22:36:01 189.05 121.95 67.11 6617.16 22022.86 22:37:01 89.62 33.62 56.00 1759.28 15913.36 22:38:01 21.16 0.87 20.30 77.45 1396.03 Average: 101.25 45.28 55.98 2822.84 17241.92 22:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:34:02 5936576 7444012 2230852 27.31 36144 1652404 950548 10.31 555120 1509840 51488 22:35:01 5655648 7392412 2511780 30.75 56112 1848596 995800 10.81 615068 1701904 141968 22:36:01 4842384 7431956 3325044 40.71 72872 2660784 1219920 13.24 956132 2123608 342988 22:37:01 4544800 7306864 3622628 44.35 76500 2828048 1031156 11.19 1207992 2166484 26824 22:38:01 4530812 7305872 3636616 44.53 78492 2838952 1044688 11.34 1216528 2171304 18440 Average: 5102044 7376223 3065384 37.53 64024 2365757 1048422 11.38 910168 1934628 116342 22:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:34:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 22:34:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:34:02 ens3 372.02 200.95 1093.90 63.79 0.00 0.00 0.00 0.00 22:35:01 lo 0.61 0.61 0.05 0.05 0.00 0.00 0.00 0.00 22:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:35:01 ens3 73.72 62.11 722.77 7.02 0.00 0.00 0.00 0.00 22:36:01 lo 2.20 2.20 0.23 0.23 0.00 0.00 0.00 0.00 22:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:36:01 ens3 306.83 201.08 1740.80 17.89 0.00 0.00 0.00 0.00 22:37:01 lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 22:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:37:01 ens3 246.87 153.18 2271.62 80.34 0.00 0.00 0.00 0.00 22:38:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 22:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:38:01 ens3 11.68 12.88 9.17 6.07 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.11 0.11 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 202.65 126.26 1169.18 35.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1675) 12/25/25 _x86_64_ (4 CPU) 22:32:48 LINUX RESTART (4 CPU) 22:33:01 CPU %user %nice %system %iowait %steal %idle 22:34:02 all 16.47 0.00 2.68 5.64 2.57 72.63 22:34:02 0 11.28 0.00 2.06 6.60 2.27 77.79 22:34:02 1 19.55 0.00 1.88 1.01 2.37 75.19 22:34:02 2 8.22 0.00 1.65 7.35 2.53 80.25 22:34:02 3 26.86 0.00 5.17 7.59 3.13 57.24 22:35:01 all 19.31 0.00 1.11 2.04 1.45 76.09 22:35:01 0 2.40 0.00 0.22 0.07 0.27 97.04 22:35:01 1 12.16 0.00 0.99 6.63 1.31 78.90 22:35:01 2 9.70 0.00 0.67 0.17 1.36 88.10 22:35:01 3 53.07 0.00 2.57 1.30 2.84 40.21 22:36:01 all 26.97 1.59 4.78 7.88 4.32 54.46 22:36:01 0 27.85 0.05 4.43 6.12 3.87 57.67 22:36:01 1 26.50 0.00 5.08 9.39 3.82 55.22 22:36:01 2 27.34 0.00 4.65 8.02 4.59 55.40 22:36:01 3 26.21 6.31 4.94 7.99 4.95 49.60 22:37:01 all 27.86 0.00 2.31 2.54 3.98 63.30 22:37:01 0 16.36 0.00 1.99 2.06 3.39 76.19 22:37:01 1 25.85 0.00 2.10 1.42 3.52 67.11 22:37:01 2 47.70 0.00 3.18 3.34 5.12 40.65 22:37:01 3 21.53 0.00 1.97 3.35 3.91 69.24 22:38:01 all 20.61 0.00 0.80 0.75 1.25 76.59 22:38:01 0 21.12 0.00 1.03 0.76 1.33 75.76 22:38:01 1 5.36 0.00 0.57 0.50 0.52 93.06 22:38:01 2 39.66 0.00 0.88 0.38 1.93 57.15 22:38:01 3 16.33 0.00 0.76 1.34 1.21 80.35 Average: all 22.27 0.32 2.34 3.78 2.72 68.57 Average: 0 15.86 0.01 1.96 3.14 2.24 76.80 Average: 1 17.91 0.00 2.13 3.78 2.31 73.87 Average: 2 26.58 0.00 2.22 3.87 3.11 64.22 Average: 3 28.69 1.27 3.08 4.33 3.21 59.42