---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1902 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 9.2G 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: 7976 493 5120 0 2362 7200 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:d5:1b:b1 brd ff:ff:ff:ff:ff:ff inet 10.32.6.241/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86094sec preferred_lft 86094sec inet6 fe80::f816:3eff:fed5:1bb1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4b:de:d8:6c 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-1902) 08/02/25 _x86_64_ (4 CPU) 02:15:49 LINUX RESTART (4 CPU) 02:16:02 tps rtps wtps bread/s bwrtn/s 02:17:01 152.30 70.24 82.05 5698.83 40157.96 02:18:01 53.92 0.28 53.63 28.52 7216.66 02:19:01 110.61 35.21 75.40 2180.84 13251.52 02:20:01 26.78 4.17 22.61 240.89 3734.58 Average: 85.62 27.30 58.33 2021.87 15989.13 02:16:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:17:01 5931928 7433496 2235500 27.37 35596 1647404 987620 10.72 563156 1505552 51216 02:18:01 5683100 7409408 2484328 30.42 55144 1839924 1001356 10.87 597504 1694828 127328 02:19:01 4837760 6865308 3329668 40.77 66404 2118192 1597652 17.34 1169472 1942068 5512 02:20:01 5240408 7366556 2927020 35.84 70088 2211580 1011656 10.98 776492 1930956 25164 Average: 5423299 7268692 2744129 33.60 56808 1954275 1149571 12.47 776656 1768351 52305 02:16:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:17:01 lo 0.95 0.95 0.09 0.09 0.00 0.00 0.00 0.00 02:17:01 ens3 422.88 208.57 1067.83 64.64 0.00 0.00 0.00 0.00 02:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:18:01 lo 0.67 0.67 0.05 0.05 0.00 0.00 0.00 0.00 02:18:01 ens3 54.88 40.42 721.63 5.62 0.00 0.00 0.00 0.00 02:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:19:01 lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 02:19:01 ens3 355.36 339.46 2576.09 57.17 0.00 0.00 0.00 0.00 02:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 02:20:01 ens3 145.76 115.03 347.93 35.65 0.00 0.00 0.00 0.00 02:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.90 0.90 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 243.97 175.73 1178.81 40.67 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-1902) 08/02/25 _x86_64_ (4 CPU) 02:15:49 LINUX RESTART (4 CPU) 02:16:02 CPU %user %nice %system %iowait %steal %idle 02:17:01 all 17.26 0.00 2.65 5.50 2.84 71.75 02:17:01 0 24.57 0.00 1.93 3.37 2.94 67.19 02:17:01 1 7.67 0.00 4.81 9.00 3.38 75.16 02:17:01 2 13.93 0.00 1.54 4.67 2.69 77.18 02:17:01 3 23.00 0.00 2.29 4.93 2.37 67.41 02:18:01 all 19.41 0.00 1.18 2.37 2.00 75.03 02:18:01 0 37.79 0.00 1.99 0.56 2.59 57.07 02:18:01 1 10.15 0.00 0.85 0.93 2.60 85.47 02:18:01 2 17.76 0.00 0.98 7.84 1.82 71.61 02:18:01 3 11.97 0.00 0.91 0.17 0.98 85.97 02:19:01 all 35.49 0.00 2.10 2.45 5.09 54.86 02:19:01 0 35.25 0.00 1.12 0.44 5.34 57.85 02:19:01 1 26.02 0.00 1.36 1.65 4.42 66.54 02:19:01 2 37.24 0.00 3.89 4.73 6.17 47.97 02:19:01 3 43.45 0.00 2.03 2.99 4.40 47.14 02:20:01 all 36.18 0.00 1.57 0.95 3.89 57.41 02:20:01 0 46.68 0.00 1.79 2.31 4.61 44.61 02:20:01 1 37.55 0.00 1.66 0.39 4.09 56.30 02:20:01 2 27.71 0.00 1.50 0.92 3.77 66.10 02:20:01 3 32.74 0.00 1.34 0.15 3.08 62.70 Average: all 27.15 0.00 1.87 2.80 3.46 64.71 Average: 0 36.13 0.00 1.70 1.66 3.88 56.63 Average: 1 20.38 0.00 2.16 2.97 3.62 70.87 Average: 2 24.27 0.00 1.99 4.54 3.63 65.58 Average: 3 27.85 0.00 1.64 2.05 2.71 65.75