---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-6631 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 11G 9.2G 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 502 4104 0 3368 7174 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:cb:9c:f4 brd ff:ff:ff:ff:ff:ff inet 10.32.6.38/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85957sec preferred_lft 85957sec inet6 fe80::f816:3eff:fecb:9cf4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:bf:48:40:d2 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-6631) 07/25/26 _x86_64_ (4 CPU) 05:09:36 LINUX RESTART (4 CPU) 05:10:01 tps rtps wtps bread/s bwrtn/s 05:11:01 139.80 60.65 79.16 4664.05 39997.22 05:12:01 61.59 0.12 61.47 21.46 10211.36 05:13:01 91.08 30.48 60.60 1647.73 37570.27 05:14:01 9.27 0.03 9.23 0.27 366.61 05:15:01 34.37 8.30 26.07 665.78 3704.63 05:16:01 34.08 4.17 29.92 202.40 2810.13 Average: 61.70 17.29 44.41 1200.38 15776.80 05:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:11:01 5876916 7411220 2290504 28.04 38812 1675044 989720 10.74 588796 1531832 63068 05:12:01 5515396 7353824 2652024 32.47 58300 1944288 1042300 11.31 661672 1788260 154524 05:13:01 4380040 7235916 3787380 46.37 63468 2938692 1145144 12.43 791880 2758192 1552 05:14:01 4367112 7230220 3800308 46.53 65388 2943148 1145144 12.43 798972 2761872 1216 05:15:01 3713444 6705976 4453976 54.53 68144 3066020 1661552 18.03 1349256 2854632 6296 05:16:01 4243244 7383140 3924176 48.05 72648 3205928 986368 10.70 766736 2904232 98280 Average: 4682692 7220049 3484728 42.67 61127 2628853 1161705 12.61 826219 2433170 54156 05:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 ens3 429.19 250.48 1163.34 67.39 0.00 0.00 0.00 0.00 05:11:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 05:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 ens3 73.09 60.89 778.37 6.46 0.00 0.00 0.00 0.00 05:12:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 05:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 ens3 552.02 344.20 15423.81 37.14 0.00 0.00 0.00 0.00 05:13:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 05:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 ens3 58.99 84.80 73.22 13.61 0.00 0.00 0.00 0.00 05:14:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 05:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 ens3 262.08 291.75 1706.91 44.05 0.00 0.00 0.00 0.00 05:15:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 05:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 ens3 147.83 163.43 890.38 34.46 0.00 0.00 0.00 0.00 05:16:01 lo 2.17 2.17 0.43 0.43 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 253.87 199.26 3338.97 33.85 0.00 0.00 0.00 0.00 Average: lo 0.89 0.89 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-6631) 07/25/26 _x86_64_ (4 CPU) 05:09:36 LINUX RESTART (4 CPU) 05:10:01 CPU %user %nice %system %iowait %steal %idle 05:11:01 all 19.71 0.00 2.59 4.37 1.54 71.79 05:11:01 0 8.73 0.00 1.52 7.45 1.60 80.71 05:11:01 1 22.94 0.00 2.09 1.99 1.65 71.33 05:11:01 2 24.08 0.00 2.28 4.97 1.73 66.94 05:11:01 3 23.23 0.00 4.48 3.02 1.22 68.06 05:12:01 all 19.54 0.00 1.13 1.90 1.05 76.37 05:12:01 0 2.23 0.00 0.53 6.08 1.24 89.91 05:12:01 1 6.61 0.00 0.22 0.17 0.33 92.68 05:12:01 2 47.59 0.00 2.33 1.15 1.85 47.07 05:12:01 3 21.87 0.00 1.42 0.17 0.75 75.80 05:13:01 all 18.15 0.00 1.65 1.96 1.49 76.76 05:13:01 0 11.45 0.00 0.55 2.76 1.10 84.14 05:13:01 1 19.69 0.00 2.47 2.72 1.75 73.37 05:13:01 2 21.46 0.00 2.59 1.82 1.77 72.37 05:13:01 3 20.03 0.00 1.01 0.55 1.33 77.08 05:14:01 all 5.29 0.00 0.31 0.03 0.31 94.06 05:14:01 0 0.10 0.00 0.03 0.03 0.10 99.73 05:14:01 1 6.52 0.00 0.35 0.02 0.60 92.51 05:14:01 2 6.29 0.00 0.67 0.08 0.20 92.76 05:14:01 3 8.20 0.00 0.22 0.00 0.37 91.22 05:15:01 all 28.29 0.00 1.31 0.43 2.37 67.59 05:15:01 0 23.95 0.00 1.53 0.80 2.50 71.22 05:15:01 1 32.62 0.00 1.31 0.07 2.76 63.24 05:15:01 2 31.92 0.00 0.58 0.52 2.01 64.97 05:15:01 3 24.70 0.00 1.80 0.33 2.23 70.95 05:16:01 all 37.39 0.00 1.87 0.56 2.69 57.49 05:16:01 0 50.07 0.00 1.51 0.15 2.76 45.51 05:16:01 1 33.92 0.00 1.65 0.30 2.65 61.48 05:16:01 2 40.95 0.00 2.18 0.95 2.87 53.06 05:16:01 3 24.58 0.00 2.14 0.86 2.48 69.94 Average: all 21.41 0.00 1.48 1.54 1.58 74.00 Average: 0 16.09 0.00 0.95 2.89 1.55 78.53 Average: 1 20.40 0.00 1.35 0.88 1.62 75.75 Average: 2 28.72 0.00 1.77 1.58 1.74 66.19 Average: 3 20.44 0.00 1.84 0.82 1.39 75.50