---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1773 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 9.5G 9.8G 50% / 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 523 4605 0 2847 7156 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:06:1b:bb brd ff:ff:ff:ff:ff:ff inet 10.32.6.55/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85975sec preferred_lft 85975sec inet6 fe80::f816:3eff:fe06:1bbb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:31:72:25:97 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-1773) 12/27/25 _x86_64_ (4 CPU) 05:23:42 LINUX RESTART (4 CPU) 05:24:01 tps rtps wtps bread/s bwrtn/s 05:25:01 158.02 69.49 88.54 5596.53 40520.60 05:26:01 64.49 0.12 64.37 21.46 9792.10 05:27:01 138.99 105.12 33.88 4955.44 9446.83 05:28:01 10.39 1.77 8.63 84.48 4378.15 05:29:01 44.90 30.21 14.70 1548.42 4405.06 05:30:01 25.55 1.00 24.55 88.79 7191.73 Average: 73.72 34.61 39.11 2049.01 12621.50 05:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:25:01 5844776 7384252 2322644 28.44 38924 1679940 986268 10.70 618320 1531708 60912 05:26:01 5511112 7318584 2656308 32.52 60208 1910192 1036864 11.25 688024 1761424 118392 05:27:01 4534096 6712836 3633324 44.49 72080 2259212 1725456 18.72 1356896 2043972 77724 05:28:01 3896192 6130960 4271228 52.30 73724 2311048 2472020 26.82 1992136 2041676 4816 05:29:01 3217236 5635664 4950184 60.61 78132 2483688 2594688 28.15 2555276 2141444 14596 05:30:01 4655296 7273068 3512124 43.00 82236 2675464 1068680 11.60 979196 2277516 32656 Average: 4609785 6742561 3557635 43.56 67551 2219924 1647329 17.87 1364975 1966290 51516 05:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:25:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 05:25:01 ens3 488.97 271.72 1289.11 70.57 0.00 0.00 0.00 0.00 05:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:26:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 05:26:01 ens3 52.29 43.33 679.45 5.66 0.00 0.00 0.00 0.00 05:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:27:01 lo 1.40 1.40 0.14 0.14 0.00 0.00 0.00 0.00 05:27:01 ens3 253.62 222.26 2950.83 33.88 0.00 0.00 0.00 0.00 05:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:28:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 05:28:01 ens3 84.33 74.27 664.78 18.32 0.00 0.00 0.00 0.00 05:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:29:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 05:29:01 ens3 102.48 76.22 374.01 20.30 0.00 0.00 0.00 0.00 05:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:01 lo 0.80 0.80 0.06 0.06 0.00 0.00 0.00 0.00 05:30:01 ens3 68.76 64.71 555.28 13.88 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 0.81 0.81 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 175.07 125.41 1085.52 27.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1773) 12/27/25 _x86_64_ (4 CPU) 05:23:42 LINUX RESTART (4 CPU) 05:24:01 CPU %user %nice %system %iowait %steal %idle 05:25:01 all 19.07 0.00 2.87 5.15 1.12 71.79 05:25:01 0 22.40 0.00 2.61 8.35 1.09 65.56 05:25:01 1 8.83 0.00 4.44 2.63 1.18 82.91 05:25:01 2 16.15 0.00 1.97 3.95 0.94 77.00 05:25:01 3 28.91 0.00 2.44 5.69 1.28 61.68 05:26:01 all 20.77 0.00 1.16 1.77 0.90 75.40 05:26:01 0 9.61 0.00 0.60 0.07 0.48 89.24 05:26:01 1 47.38 0.00 2.27 0.33 1.62 48.41 05:26:01 2 6.17 0.00 0.93 6.50 0.90 85.51 05:26:01 3 19.96 0.00 0.87 0.15 0.62 78.40 05:27:01 all 31.04 0.00 1.83 4.82 2.03 60.27 05:27:01 0 27.40 0.00 1.76 4.99 1.86 63.98 05:27:01 1 35.91 0.00 1.63 2.49 2.21 57.76 05:27:01 2 33.12 0.00 1.85 6.11 2.14 56.78 05:27:01 3 27.74 0.00 2.10 5.69 1.93 62.55 05:28:01 all 68.77 0.00 1.79 0.18 4.40 24.86 05:28:01 0 65.67 0.00 1.96 0.20 4.60 27.58 05:28:01 1 75.77 0.00 1.16 0.17 4.15 18.76 05:28:01 2 73.26 0.00 1.38 0.03 4.64 20.69 05:28:01 3 60.40 0.00 2.66 0.33 4.20 32.41 05:29:01 all 63.22 0.00 2.27 1.24 3.76 29.51 05:29:01 0 43.84 0.00 2.72 1.39 3.76 48.29 05:29:01 1 71.59 0.00 1.83 0.67 3.64 22.27 05:29:01 2 68.31 0.00 2.06 1.86 3.90 23.88 05:29:01 3 69.19 0.00 2.49 1.05 3.70 23.57 05:30:01 all 32.81 0.00 1.21 0.45 1.57 63.96 05:30:01 0 16.14 0.00 1.28 0.08 1.49 81.01 05:30:01 1 26.98 0.00 0.73 0.03 1.02 71.24 05:30:01 2 67.57 0.00 2.28 0.43 2.48 27.23 05:30:01 3 20.61 0.00 0.58 1.28 1.30 76.23 Average: all 39.31 0.00 1.86 2.27 2.30 54.27 Average: 0 30.88 0.00 1.82 2.51 2.22 62.58 Average: 1 44.42 0.00 2.01 1.05 2.30 50.21 Average: 2 44.13 0.00 1.75 3.14 2.50 48.48 Average: 3 37.82 0.00 1.86 2.36 2.17 55.78