---> uname -a: Linux prd-centos8-docker-4c-4g-16135.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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 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 wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 11G 70G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 1448 11166 19 3148 13967 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: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:15:bb:5c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.150/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85945sec preferred_lft 85945sec inet6 fe80::f816:3eff:fe15:bb5c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d5:91:62:26 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 inet6 fe80::42:d5ff:fe91:6226/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 11/29/2025 _x86_64_ (4 CPU) 00:32:22 LINUX RESTART (4 CPU) 12:33:01 AM tps rtps wtps bread/s bwrtn/s 12:34:01 AM 178.99 18.39 160.60 3202.13 9531.27 12:35:01 AM 173.19 3.33 169.86 781.34 11819.90 12:36:01 AM 28.67 0.05 28.62 1.07 7394.72 12:37:01 AM 4.77 1.65 3.12 48.25 302.73 12:38:01 AM 75.27 1.63 73.64 522.98 18294.23 12:39:01 AM 28.26 2.60 25.67 73.55 1302.95 Average: 81.52 4.61 76.91 771.52 8106.87 12:33:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:34:01 AM 12794568 14863568 3346956 20.74 2688 2276408 1270632 7.39 164048 2791296 230748 12:35:01 AM 10706760 13086164 5434764 33.67 2688 2580168 3029892 17.63 256008 4750188 211864 12:36:01 AM 9461504 11846960 6680020 41.38 2688 2586068 4077648 23.72 266528 5982600 2340 12:37:01 AM 9300612 11694156 6840912 42.38 2688 2593844 4136892 24.07 269088 6138976 1424 12:38:01 AM 7905696 10722848 8235828 51.02 2688 3007140 5424248 31.55 408280 7348720 988 12:39:01 AM 11495728 14363752 4645796 28.78 2688 3057488 1640196 9.54 478860 3702708 24888 Average: 10277478 12762908 5864046 36.33 2688 2683519 3263251 18.98 307135 5119081 78709 12:33:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 AM eth0 186.29 141.15 2839.57 27.80 0.00 0.00 0.00 0.00 12:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM eth0 330.00 243.26 4246.15 33.18 0.00 0.00 0.00 0.00 12:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM eth0 188.22 119.38 63.54 70.33 0.00 0.00 0.00 0.00 12:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM eth0 218.96 140.25 59.29 59.59 0.00 0.00 0.00 0.00 12:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM lo 18.31 18.31 27.37 27.37 0.00 0.00 0.00 0.00 12:38:01 AM eth0 217.78 124.03 2829.23 11.09 0.00 0.00 0.00 0.00 12:38:01 AM docker0 0.15 0.25 0.01 0.02 0.00 0.00 0.00 0.00 12:38:01 AM vethc44a482 0.15 0.40 0.01 0.03 0.00 0.00 0.00 0.00 12:38:01 AM br-c07bbe7d81d3 6.73 5.95 25.67 0.96 0.00 0.00 0.00 0.00 12:39:01 AM lo 0.95 0.95 0.05 0.05 0.00 0.00 0.00 0.00 12:39:01 AM eth0 447.30 220.39 707.33 134.65 0.00 0.00 0.00 0.00 12:39:01 AM docker0 0.08 0.10 0.00 0.01 0.00 0.00 0.00 0.00 Average: lo 3.21 3.21 4.57 4.57 0.00 0.00 0.00 0.00 Average: eth0 264.77 164.75 1790.70 56.11 0.00 0.00 0.00 0.00 Average: docker0 0.04 0.06 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 11/29/2025 _x86_64_ (4 CPU) 00:32:22 LINUX RESTART (4 CPU) 12:33:01 AM CPU %user %nice %system %iowait %steal %idle 12:34:01 AM all 24.52 0.00 2.19 0.96 0.10 72.24 12:34:01 AM 0 24.70 0.00 2.04 1.15 0.10 72.01 12:34:01 AM 1 22.68 0.00 1.89 0.25 0.10 75.08 12:34:01 AM 2 24.95 0.00 2.48 1.15 0.08 71.34 12:34:01 AM 3 25.74 0.00 2.34 1.27 0.13 70.52 12:35:01 AM all 59.52 0.00 2.09 1.22 0.13 37.04 12:35:01 AM 0 53.94 0.00 2.66 2.19 0.10 41.11 12:35:01 AM 1 64.61 0.00 1.67 0.35 0.12 33.25 12:35:01 AM 2 56.22 0.00 2.19 2.07 0.20 39.31 12:35:01 AM 3 63.30 0.00 1.82 0.28 0.08 34.51 12:36:01 AM all 37.62 0.00 1.37 0.16 0.14 60.70 12:36:01 AM 0 39.68 0.00 1.94 0.00 0.13 58.25 12:36:01 AM 1 35.42 0.00 1.05 0.30 0.20 63.02 12:36:01 AM 2 38.76 0.00 1.57 0.02 0.12 59.54 12:36:01 AM 3 36.64 0.00 0.94 0.33 0.12 61.98 12:37:01 AM all 23.39 0.00 1.16 0.02 0.08 75.35 12:37:01 AM 0 24.14 0.00 1.03 0.03 0.10 74.70 12:37:01 AM 1 19.60 0.00 1.02 0.00 0.07 79.32 12:37:01 AM 2 14.06 0.00 1.22 0.05 0.08 84.59 12:37:01 AM 3 35.79 0.00 1.35 0.00 0.08 62.77 12:38:01 AM all 31.12 0.00 3.58 1.75 0.15 63.40 12:38:01 AM 0 33.66 0.00 3.72 0.49 0.15 61.98 12:38:01 AM 1 32.64 0.00 3.48 1.99 0.13 61.76 12:38:01 AM 2 27.39 0.00 3.28 1.73 0.15 67.45 12:38:01 AM 3 30.80 0.00 3.85 2.79 0.15 62.41 12:39:01 AM all 39.40 0.00 1.36 0.12 0.10 59.02 12:39:01 AM 0 44.07 0.00 0.88 0.02 0.12 54.91 12:39:01 AM 1 33.35 0.00 1.25 0.23 0.08 65.08 12:39:01 AM 2 33.29 0.00 1.37 0.02 0.08 65.24 12:39:01 AM 3 46.91 0.00 1.96 0.22 0.10 50.82 Average: all 35.93 0.00 1.96 0.70 0.12 61.29 Average: 0 36.70 0.00 2.04 0.65 0.12 60.49 Average: 1 34.72 0.00 1.72 0.52 0.12 62.92 Average: 2 32.44 0.00 2.02 0.84 0.12 64.58 Average: 3 39.87 0.00 2.04 0.81 0.11 57.16