---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1902 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 7.5G 61% / 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 535 2123 0 5317 7142 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:4f:7d:a7 brd ff:ff:ff:ff:ff:ff inet 10.32.6.94/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85868sec preferred_lft 85868sec inet6 fe80::f816:3eff:fe4f:7da7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6e:40:b1:c9 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-1902) 12/28/25 _x86_64_ (4 CPU) 10:04:53 LINUX RESTART (4 CPU) 10:05:01 tps rtps wtps bread/s bwrtn/s 10:06:01 150.07 69.76 80.32 5626.40 39499.43 10:07:01 62.06 0.27 61.79 27.20 8947.18 10:08:01 142.26 12.68 129.58 2219.10 84794.80 10:09:01 337.56 0.12 337.44 8.80 46469.99 10:10:01 616.54 0.00 616.54 0.00 17919.97 10:11:01 510.76 0.52 510.25 6.40 21257.92 10:12:01 22.51 0.15 22.36 23.46 2355.34 10:13:01 15.88 0.58 15.30 42.39 643.23 Average: 232.22 10.51 221.71 994.18 27735.57 10:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:06:01 5798176 7369680 2369244 29.01 37552 1709664 1040052 11.29 623204 1566056 114616 10:07:01 5528292 7343320 2639128 32.31 58616 1918588 1030832 11.19 661892 1769716 147368 10:08:01 2780604 7371128 5386816 65.95 100952 4518476 1210176 13.13 697332 4317816 271724 10:09:01 2572636 7288804 5594784 68.50 143452 4540936 1402492 15.22 884980 4271308 3452 10:10:01 2277828 7278688 5889592 72.11 173596 4743408 1402492 15.22 923236 4473756 1664 10:11:01 2267624 7369292 5899796 72.24 187076 4825216 1336096 14.50 890760 4511544 392 10:12:01 2228816 7375500 5938604 72.71 187324 4848772 1120764 12.16 1384576 4037756 8 10:13:01 2196128 7339696 5971292 73.11 187700 4863344 1072496 11.64 1432312 4040612 30832 Average: 3206263 7342014 4961157 60.74 134534 3996050 1201925 13.04 937286 3623570 71257 10:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:06:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 10:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 ens3 410.35 216.88 1095.42 64.33 0.00 0.00 0.00 0.00 10:07:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 10:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 ens3 61.81 50.24 750.47 6.54 0.00 0.00 0.00 0.00 10:08:01 lo 1.87 1.87 0.16 0.16 0.00 0.00 0.00 0.00 10:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 ens3 531.04 297.15 13328.92 23.82 0.00 0.00 0.00 0.00 10:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 ens3 337.21 140.06 1797.22 11.87 0.00 0.00 0.00 0.00 10:10:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 ens3 0.12 0.08 0.01 0.01 0.00 0.00 0.00 0.00 10:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 ens3 10.41 8.42 18.66 2.28 0.00 0.00 0.00 0.00 10:12:01 lo 3.67 3.67 0.32 0.32 0.00 0.00 0.00 0.00 10:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 ens3 172.07 305.20 17.13 2332.68 0.00 0.00 0.00 0.00 10:13:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 10:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:13:01 ens3 34.73 49.69 14.62 297.21 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.09 0.09 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 194.71 133.46 2127.72 342.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1902) 12/28/25 _x86_64_ (4 CPU) 10:04:53 LINUX RESTART (4 CPU) 10:05:01 CPU %user %nice %system %iowait %steal %idle 10:06:01 all 17.07 0.00 2.86 5.26 1.19 73.62 10:06:01 0 16.70 0.00 5.16 2.10 1.18 74.86 10:06:01 1 15.11 0.00 2.14 5.28 1.09 76.39 10:06:01 2 23.63 0.00 2.37 7.24 1.30 65.46 10:06:01 3 12.82 0.00 1.78 6.44 1.17 77.79 10:07:01 all 20.44 0.00 1.21 2.01 0.69 75.64 10:07:01 0 14.56 0.00 0.88 0.30 0.47 83.79 10:07:01 1 44.30 0.00 2.62 0.88 1.15 51.05 10:07:01 2 2.78 0.00 0.40 0.75 0.32 95.75 10:07:01 3 20.16 0.00 0.95 6.17 0.85 71.87 10:08:01 all 22.68 0.00 9.22 2.28 1.00 64.83 10:08:01 0 35.55 0.00 8.84 1.18 1.18 53.25 10:08:01 1 16.18 0.00 9.47 4.52 0.87 68.97 10:08:01 2 16.54 0.00 9.12 0.63 0.92 72.79 10:08:01 3 22.48 0.00 9.45 2.79 1.03 64.25 10:09:01 all 11.02 0.00 5.57 10.61 0.51 72.29 10:09:01 0 11.79 0.00 6.29 16.40 0.56 64.96 10:09:01 1 8.29 0.00 4.72 4.26 0.38 82.34 10:09:01 2 15.83 0.00 5.27 5.96 0.54 72.40 10:09:01 3 8.20 0.00 6.01 15.85 0.53 69.42 10:10:01 all 0.68 0.00 1.65 22.88 0.08 74.71 10:10:01 0 0.74 0.00 1.74 13.76 0.03 83.74 10:10:01 1 0.23 0.00 0.44 7.75 0.03 91.54 10:10:01 2 0.88 0.00 2.09 38.42 0.15 58.46 10:10:01 3 0.87 0.00 2.35 31.75 0.08 64.95 10:11:01 all 5.37 0.00 4.04 16.57 0.34 73.68 10:11:01 0 2.89 0.00 1.95 1.54 0.27 93.35 10:11:01 1 4.52 0.00 3.15 17.24 0.28 74.80 10:11:01 2 4.79 0.00 5.96 19.58 0.41 69.26 10:11:01 3 9.28 0.00 5.13 27.99 0.44 57.16 10:12:01 all 24.53 0.00 4.22 0.37 0.70 70.17 10:12:01 0 26.83 0.00 4.23 0.67 0.69 67.57 10:12:01 1 25.69 0.00 4.42 0.05 0.77 69.06 10:12:01 2 18.32 0.00 3.73 0.50 0.62 76.84 10:12:01 3 27.34 0.00 4.50 0.24 0.72 67.21 10:13:01 all 20.39 0.00 1.14 0.44 0.63 77.40 10:13:01 0 4.68 0.00 0.76 1.52 0.38 92.66 10:13:01 1 61.33 0.00 1.88 0.18 1.53 35.07 10:13:01 2 4.56 0.00 0.77 0.02 0.30 94.36 10:13:01 3 11.17 0.00 1.15 0.03 0.33 87.31 Average: all 15.27 0.00 3.72 7.55 0.64 72.82 Average: 0 14.14 0.00 3.71 4.68 0.59 76.88 Average: 1 21.99 0.00 3.59 5.02 0.76 68.63 Average: 2 10.92 0.00 3.69 9.09 0.57 75.72 Average: 3 14.02 0.00 3.89 11.42 0.64 70.03