---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1339 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 11G 9.1G 53% / 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 522 3958 0 3495 7154 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:37:d7:53 brd ff:ff:ff:ff:ff:ff inet 10.32.7.81/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86026sec preferred_lft 86026sec inet6 fe80::f816:3eff:fe37:d753/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b7:7f:a1:1f 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-1339) 04/25/26 _x86_64_ (4 CPU) 04:36:10 LINUX RESTART (4 CPU) 04:37:01 tps rtps wtps bread/s bwrtn/s 04:38:01 49.63 3.52 46.11 54.52 5505.88 04:39:01 147.38 12.45 134.93 2246.93 41289.73 04:40:01 155.16 0.08 155.07 7.20 24792.13 04:41:01 5.93 0.20 5.73 9.73 185.80 04:42:01 19.05 0.40 18.65 32.79 1331.91 Average: 75.42 3.33 72.09 470.16 14619.72 04:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:38:01 5736676 7441780 2430744 29.76 52692 1822392 936912 10.17 558568 1680184 171700 04:39:01 4718908 7328612 3448512 42.22 77416 2665012 1322188 14.35 753544 2426664 18840 04:40:01 4133680 7392564 4033740 49.39 98004 3239628 1061676 11.52 897280 2816156 168 04:41:01 4027696 7292628 4139724 50.69 98436 3246008 1069036 11.60 1523044 2297204 6936 04:42:01 4072332 7341640 4095088 50.14 100696 3247220 1022360 11.09 1480728 2293480 10148 Average: 4537858 7359445 3629562 44.44 85449 2844052 1082434 11.75 1042633 2302738 41558 04:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 04:38:01 ens3 76.22 63.91 928.54 6.99 0.00 0.00 0.00 0.00 04:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:01 lo 2.20 2.20 0.22 0.22 0.00 0.00 0.00 0.00 04:39:01 ens3 406.83 300.52 4453.17 27.08 0.00 0.00 0.00 0.00 04:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:01 lo 2.53 2.53 0.22 0.22 0.00 0.00 0.00 0.00 04:40:01 ens3 256.57 201.68 1477.13 395.49 0.00 0.00 0.00 0.00 04:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 lo 1.00 1.00 0.08 0.08 0.00 0.00 0.00 0.00 04:41:01 ens3 305.98 554.95 25.77 4461.37 0.00 0.00 0.00 0.00 04:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 04:42:01 ens3 11.33 11.78 9.29 5.39 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 1.41 1.41 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 211.38 226.58 1378.63 979.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1339) 04/25/26 _x86_64_ (4 CPU) 04:36:10 LINUX RESTART (4 CPU) 04:37:01 CPU %user %nice %system %iowait %steal %idle 04:38:01 all 20.27 0.00 1.26 1.87 0.72 75.88 04:38:01 0 30.14 0.00 1.74 0.53 1.03 66.55 04:38:01 1 8.47 0.00 0.67 0.53 0.35 89.99 04:38:01 2 40.49 0.00 2.25 0.37 1.13 55.77 04:38:01 3 1.98 0.00 0.42 6.06 0.35 91.20 04:39:01 all 18.29 0.00 4.45 3.56 0.94 72.76 04:39:01 0 19.51 0.00 4.73 1.53 1.01 73.23 04:39:01 1 26.35 0.00 4.59 1.37 1.30 66.40 04:39:01 2 9.18 0.00 4.63 6.22 0.64 79.33 04:39:01 3 18.07 0.00 3.84 5.16 0.79 72.14 04:40:01 all 19.45 0.00 2.80 4.28 0.97 72.50 04:40:01 0 9.00 0.00 2.76 5.09 0.65 82.50 04:40:01 1 7.00 0.00 1.84 4.11 1.03 86.02 04:40:01 2 28.93 0.00 3.79 4.38 1.27 61.63 04:40:01 3 32.94 0.00 2.83 3.55 0.92 59.75 04:41:01 all 25.66 0.00 1.39 0.19 0.54 72.21 04:41:01 0 20.17 0.00 1.02 0.02 0.38 78.41 04:41:01 1 24.24 0.00 1.83 0.67 0.64 72.62 04:41:01 2 36.26 0.00 1.57 0.07 0.77 61.33 04:41:01 3 21.98 0.00 1.15 0.02 0.40 76.46 04:42:01 all 17.81 0.00 0.88 0.62 0.60 80.09 04:42:01 0 6.64 0.00 0.58 0.25 0.48 92.05 04:42:01 1 4.07 0.00 0.72 1.55 0.33 93.32 04:42:01 2 28.92 0.00 1.17 0.33 0.77 68.81 04:42:01 3 31.61 0.00 1.05 0.32 0.80 66.22 Average: all 20.30 0.00 2.15 2.10 0.75 74.70 Average: 0 17.10 0.00 2.16 1.48 0.71 78.54 Average: 1 13.98 0.00 1.92 1.65 0.73 81.72 Average: 2 28.82 0.00 2.67 2.26 0.92 65.33 Average: 3 21.30 0.00 1.85 3.02 0.65 73.18