---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-2014 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 12G 8.0G 59% / 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 514 2534 0 4927 7163 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:57:77:69 brd ff:ff:ff:ff:ff:ff inet 10.32.7.169/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86040sec preferred_lft 86040sec inet6 fe80::f816:3eff:fe57:7769/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b6:a7:79:89 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-2014) 12/30/25 _x86_64_ (4 CPU) 06:21:40 LINUX RESTART (4 CPU) 06:22:01 tps rtps wtps bread/s bwrtn/s 06:23:02 158.52 69.06 89.47 5596.00 40239.18 06:24:01 62.45 4.74 57.71 851.51 8869.81 06:25:01 177.84 8.93 168.91 1477.64 83917.23 06:26:01 728.86 702.90 25.96 5774.61 17391.14 06:27:01 75.99 35.91 40.08 327.48 7438.70 Average: 240.94 164.54 76.40 2806.00 31589.49 06:22:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:23:02 5849592 7389104 2317828 28.38 39156 1680156 1021332 11.08 608048 1536688 70764 06:24:01 5579616 7391552 2587804 31.68 58924 1917116 986340 10.70 628472 1753680 120956 06:25:01 2713236 6889576 5454184 66.78 112020 4084828 1995220 21.65 1501652 3564652 173408 06:26:01 2386240 7017028 5781180 70.78 281692 4310268 1982764 21.51 1541420 3790160 96996 06:27:01 2618936 7356928 5548484 67.93 292236 4395900 1059536 11.50 1253816 3841408 10304 Average: 3829524 7208838 4337896 53.11 156806 3277654 1409038 15.29 1106682 2897318 94486 06:22:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:23:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:23:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 06:23:02 ens3 414.98 241.14 1212.95 67.99 0.00 0.00 0.00 0.00 06:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:24:01 lo 1.90 1.90 0.16 0.16 0.00 0.00 0.00 0.00 06:24:01 ens3 44.02 37.24 560.25 6.63 0.00 0.00 0.00 0.00 06:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:25:01 lo 0.67 0.67 0.10 0.10 0.00 0.00 0.00 0.00 06:25:01 ens3 973.98 501.55 7700.99 41.30 0.00 0.00 0.00 0.00 06:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:26:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 06:26:01 ens3 1.32 1.43 0.36 0.32 0.00 0.00 0.00 0.00 06:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:27:01 lo 2.17 2.17 0.19 0.19 0.00 0.00 0.00 0.00 06:27:01 ens3 40.52 49.50 19.52 255.58 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: lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 295.19 166.32 1898.85 75.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-2014) 12/30/25 _x86_64_ (4 CPU) 06:21:40 LINUX RESTART (4 CPU) 06:22:01 CPU %user %nice %system %iowait %steal %idle 06:23:02 all 21.57 0.00 2.84 4.94 1.14 69.50 06:23:02 0 26.14 0.00 2.09 3.20 1.23 67.34 06:23:02 1 32.55 0.00 3.32 8.08 1.36 54.70 06:23:02 2 12.73 0.00 1.82 5.24 1.02 79.19 06:23:02 3 14.91 0.00 4.16 3.24 0.97 76.73 06:24:01 all 21.50 0.00 1.34 1.75 0.82 74.59 06:24:01 0 19.01 0.00 1.73 3.83 0.66 74.78 06:24:01 1 14.78 0.00 1.20 2.29 0.68 81.05 06:24:01 2 28.58 0.00 1.35 0.81 0.98 68.29 06:24:01 3 23.60 0.00 1.07 0.08 0.93 74.32 06:25:01 all 35.26 0.00 10.30 3.21 2.28 48.94 06:25:01 0 35.37 0.00 10.49 3.15 2.04 48.95 06:25:01 1 34.30 0.00 9.02 1.49 2.30 52.90 06:25:01 2 34.12 0.00 9.73 1.90 2.51 51.73 06:25:01 3 37.24 0.00 11.96 6.31 2.30 42.20 06:26:01 all 65.66 0.00 9.95 5.80 3.40 15.19 06:26:01 0 65.93 0.00 10.58 10.03 3.07 10.40 06:26:01 1 64.46 0.00 8.62 1.62 3.71 21.59 06:26:01 2 62.42 0.00 9.42 2.74 3.73 21.69 06:26:01 3 69.80 0.00 11.20 8.80 3.10 7.09 06:27:01 all 27.41 0.00 2.44 1.05 1.00 68.11 06:27:01 0 16.99 0.00 3.03 1.73 0.92 77.33 06:27:01 1 67.97 0.00 3.64 0.69 1.86 25.83 06:27:01 2 13.09 0.00 1.58 0.83 0.73 83.78 06:27:01 3 11.58 0.00 1.53 0.92 0.46 85.50 Average: all 34.29 0.00 5.37 3.35 1.73 55.26 Average: 0 32.69 0.00 5.58 4.39 1.59 55.76 Average: 1 42.98 0.00 5.16 2.83 1.98 47.04 Average: 2 30.12 0.00 4.76 2.30 1.79 61.02 Average: 3 31.38 0.00 5.97 3.87 1.55 57.23