---> uname -a: Linux prd-centos8-docker-4c-4g-3424.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 826 11672 19 3264 14587 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:b6:0d:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.102/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85906sec preferred_lft 85906sec inet6 fe80::f816:3eff:feb6:dfa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e8:0c:1d:59 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:e8ff:fe0c:1d59/64 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) 10/18/2025 _x86_64_ (4 CPU) 08:02:57 LINUX RESTART (4 CPU) 08:04:01 AM tps rtps wtps bread/s bwrtn/s 08:05:01 AM 212.38 19.52 192.85 3854.76 11987.82 08:06:01 AM 105.90 1.82 104.08 115.85 11181.00 08:07:01 AM 3.92 0.00 3.92 0.00 247.71 08:08:01 AM 16.34 3.30 13.04 578.64 1132.37 08:09:01 AM 64.86 0.13 64.73 2.13 17596.45 08:10:01 AM 21.01 1.22 19.79 1590.40 5744.58 08:11:01 AM 27.34 0.45 26.89 63.83 2523.70 Average: 64.54 3.78 60.76 886.69 7201.96 08:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:05:01 AM 12271856 14353964 3869676 23.97 2688 2287192 1849908 10.76 209648 3253992 94304 08:06:01 AM 10940900 13248756 5200632 32.22 2688 2509052 2606336 15.16 259604 4518588 2012 08:07:01 AM 10706612 13018712 5434920 33.67 2688 2513164 2726036 15.86 259676 4752396 1244 08:08:01 AM 8909936 11571964 7231596 44.80 2688 2855100 4610724 26.82 333312 6437852 300180 08:09:01 AM 8778952 11522836 7362580 45.61 2688 2933864 4533932 26.38 403632 6481680 96 08:10:01 AM 10600392 13568116 5541140 34.33 2688 3155136 2368824 13.78 453816 4612832 17600 08:11:01 AM 11986456 14970792 4155076 25.74 2688 3169128 1147956 6.68 654132 3030048 33924 Average: 10599301 13179306 5542231 34.34 2688 2774662 2834817 16.49 367689 4726770 64194 08:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 AM eth0 205.43 168.87 1977.38 33.88 0.00 0.00 0.00 0.00 08:05:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM eth0 255.71 191.77 3288.75 35.55 0.00 0.00 0.00 0.00 08:06:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM eth0 178.35 121.10 63.95 73.93 0.00 0.00 0.00 0.00 08:07:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 AM lo 7.11 7.11 0.84 0.84 0.00 0.00 0.00 0.00 08:08:01 AM eth0 368.00 177.46 2747.57 44.45 0.00 0.00 0.00 0.00 08:08:01 AM docker0 0.08 0.18 0.00 0.02 0.00 0.00 0.00 0.00 08:08:01 AM veth8d5b918 0.08 0.28 0.01 0.03 0.00 0.00 0.00 0.00 08:09:01 AM lo 12.10 12.10 26.74 26.74 0.00 0.00 0.00 0.00 08:09:01 AM eth0 6.88 5.65 117.18 0.91 0.00 0.00 0.00 0.00 08:09:01 AM docker0 0.12 0.12 0.00 0.01 0.00 0.00 0.00 0.00 08:09:01 AM veth8d5b918 0.12 0.18 0.01 0.01 0.00 0.00 0.00 0.00 08:09:01 AM br-766fd858471e 5.73 5.56 25.61 0.93 0.00 0.00 0.00 0.00 08:10:01 AM lo 0.45 0.45 0.03 0.03 0.00 0.00 0.00 0.00 08:10:01 AM eth0 158.12 123.44 2313.03 13.37 0.00 0.00 0.00 0.00 08:10:01 AM docker0 0.02 0.03 0.00 0.00 0.00 0.00 0.00 0.00 08:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:01 AM eth0 126.85 85.81 220.68 136.00 0.00 0.00 0.00 0.00 08:11:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.81 2.81 3.94 3.94 0.00 0.00 0.00 0.00 Average: eth0 185.62 124.87 1532.68 48.30 0.00 0.00 0.00 0.00 Average: docker0 0.03 0.05 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) 10/18/2025 _x86_64_ (4 CPU) 08:02:57 LINUX RESTART (4 CPU) 08:04:01 AM CPU %user %nice %system %iowait %steal %idle 08:05:01 AM all 35.74 0.00 2.26 1.84 0.08 60.08 08:05:01 AM 0 27.44 0.00 1.87 0.80 0.08 69.81 08:05:01 AM 1 47.36 0.00 2.27 1.70 0.08 48.58 08:05:01 AM 2 37.19 0.00 1.50 1.84 0.08 59.39 08:05:01 AM 3 30.70 0.00 3.43 3.04 0.09 62.74 08:06:01 AM all 62.81 0.00 1.97 1.05 0.12 34.06 08:06:01 AM 0 60.45 0.00 2.29 0.37 0.10 36.79 08:06:01 AM 1 69.46 0.00 1.18 1.23 0.12 28.02 08:06:01 AM 2 62.78 0.00 2.30 0.64 0.15 34.12 08:06:01 AM 3 58.65 0.00 2.09 1.94 0.10 37.22 08:07:01 AM all 17.03 0.00 1.89 0.01 0.62 80.45 08:07:01 AM 0 16.24 0.00 1.51 0.03 1.77 80.44 08:07:01 AM 1 14.56 0.00 3.16 0.02 0.58 81.68 08:07:01 AM 2 20.39 0.00 1.06 0.00 0.07 78.49 08:07:01 AM 3 16.96 0.00 1.82 0.00 0.05 81.17 08:08:01 AM all 42.47 0.00 2.19 0.10 0.10 55.13 08:08:01 AM 0 29.91 0.00 1.94 0.03 0.08 68.03 08:08:01 AM 1 58.85 0.00 2.11 0.05 0.10 38.90 08:08:01 AM 2 28.36 0.00 2.38 0.23 0.10 68.93 08:08:01 AM 3 52.77 0.00 2.35 0.10 0.10 44.68 08:09:01 AM all 15.03 0.00 2.56 1.03 0.08 81.30 08:09:01 AM 0 14.64 0.00 2.13 0.99 0.08 82.16 08:09:01 AM 1 13.93 0.00 1.88 0.49 0.08 83.62 08:09:01 AM 2 16.78 0.00 3.98 1.16 0.08 78.01 08:09:01 AM 3 14.77 0.00 2.28 1.47 0.08 81.39 08:10:01 AM all 67.43 0.00 1.48 0.52 0.10 30.48 08:10:01 AM 0 52.06 0.00 1.74 0.92 0.10 45.18 08:10:01 AM 1 77.91 0.00 0.82 1.02 0.08 20.17 08:10:01 AM 2 70.03 0.00 2.59 0.08 0.10 27.20 08:10:01 AM 3 69.68 0.00 0.77 0.07 0.10 29.38 08:11:01 AM all 43.98 0.00 1.99 0.17 0.08 53.78 08:11:01 AM 0 57.83 0.00 1.80 0.23 0.08 40.05 08:11:01 AM 1 43.05 0.00 2.19 0.03 0.08 54.65 08:11:01 AM 2 53.39 0.00 2.60 0.20 0.08 43.73 08:11:01 AM 3 21.57 0.00 1.36 0.22 0.08 76.78 Average: all 40.61 0.00 2.05 0.67 0.17 56.50 Average: 0 36.90 0.00 1.90 0.48 0.33 60.39 Average: 1 46.37 0.00 1.95 0.65 0.16 50.87 Average: 2 41.27 0.00 2.34 0.59 0.10 55.69 Average: 3 37.89 0.00 2.01 0.97 0.09 59.04