---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-6752 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 9.1G 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 513 5155 0 2307 7180 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:61:5c:16 brd ff:ff:ff:ff:ff:ff inet 10.32.7.127/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fe61:5c16/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ca:ed:0f:e7 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-6752) 07/26/26 _x86_64_ (4 CPU) 08:19:47 LINUX RESTART (4 CPU) 08:20:01 tps rtps wtps bread/s bwrtn/s 08:21:02 154.77 69.11 85.67 5598.67 39625.95 08:22:01 55.90 0.22 55.68 23.59 8892.71 08:23:01 106.53 12.60 93.93 2269.76 13275.79 08:24:01 32.26 0.67 31.59 51.99 1595.47 Average: 87.50 20.73 66.76 1994.13 15876.28 08:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:21:02 5892980 7409560 2274440 27.85 36336 1660952 992096 10.76 584324 1519580 59568 08:22:01 5618004 7372228 2549416 31.21 54712 1868132 1014200 11.00 630284 1723812 79996 08:23:01 5336340 7394052 2831080 34.66 67620 2146640 1287680 13.97 660720 1946556 2136 08:24:01 5297944 7368392 2869476 35.13 70428 2155172 1037608 11.26 705912 1940352 8836 Average: 5536317 7386058 2631103 32.21 57274 1957724 1082896 11.75 645310 1782575 37634 08:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:21:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 08:21:02 ens3 414.08 223.40 1076.31 66.28 0.00 0.00 0.00 0.00 08:21:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:22:01 lo 0.54 0.54 0.04 0.04 0.00 0.00 0.00 0.00 08:22:01 ens3 85.63 65.77 860.30 7.32 0.00 0.00 0.00 0.00 08:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:23:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 08:23:01 ens3 41.29 32.93 632.43 6.56 0.00 0.00 0.00 0.00 08:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:24:01 lo 3.47 3.47 0.30 0.30 0.00 0.00 0.00 0.00 08:24:01 ens3 27.93 25.86 19.98 17.02 0.00 0.00 0.00 0.00 08:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 142.47 87.08 646.37 24.36 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-6752) 07/26/26 _x86_64_ (4 CPU) 08:19:47 LINUX RESTART (4 CPU) 08:20:01 CPU %user %nice %system %iowait %steal %idle 08:21:02 all 18.31 0.00 2.89 4.88 1.11 72.82 08:21:02 0 13.36 0.00 1.94 6.48 0.97 77.25 08:21:02 1 17.73 0.00 2.17 6.01 1.00 73.09 08:21:02 2 19.17 0.00 5.44 5.31 1.14 68.94 08:21:02 3 22.97 0.00 1.98 1.73 1.31 72.01 08:22:01 all 19.86 0.00 1.16 1.81 1.06 76.11 08:22:01 0 8.28 0.00 0.44 0.59 0.54 90.15 08:22:01 1 40.72 0.00 1.82 0.69 1.81 54.96 08:22:01 2 26.09 0.00 2.06 5.94 1.34 64.57 08:22:01 3 4.29 0.00 0.32 0.02 0.54 94.83 08:23:01 all 18.10 0.00 4.12 2.87 1.71 73.21 08:23:01 0 7.64 0.00 1.25 1.70 1.78 87.62 08:23:01 1 48.87 0.00 12.35 4.63 2.13 32.03 08:23:01 2 13.23 0.00 1.55 3.31 1.26 80.65 08:23:01 3 2.84 0.00 1.40 1.83 1.65 92.27 08:24:01 all 19.97 0.00 1.58 1.19 1.54 75.72 08:24:01 0 49.14 0.00 1.53 0.65 2.08 46.61 08:24:01 1 10.81 0.00 2.99 0.03 1.37 84.79 08:24:01 2 6.12 0.00 0.82 3.19 0.68 89.18 08:24:01 3 13.89 0.00 0.97 0.91 2.00 82.23 Average: all 19.05 0.00 2.44 2.69 1.35 74.46 Average: 0 19.64 0.00 1.29 2.36 1.35 75.37 Average: 1 29.47 0.00 4.84 2.84 1.58 61.27 Average: 2 16.11 0.00 2.46 4.43 1.10 75.89 Average: 3 11.02 0.00 1.17 1.13 1.38 85.30