---> uname -a: Linux prd-centos8-docker-8c-8g-251.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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1051 27212 19 3625 30378 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:80:c5:e5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.40/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:fe80:c5e5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7b:e9:2d:5c 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::42:7bff:fee9:2d5c/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) 09/26/2025 _x86_64_ (8 CPU) 03:37:26 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 194.52 14.51 180.01 3029.92 10661.65 03:40:01 AM 393.40 5.58 387.82 1232.52 13174.78 03:41:01 AM 245.05 3.03 242.02 529.82 44240.65 Average: 277.66 7.71 269.95 1597.42 22692.36 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29130392 31019272 3525320 10.80 2688 2205900 1847688 5.48 159788 2902900 155324 03:40:01 AM 27802160 30038808 4853552 14.86 2688 2546188 2406392 7.14 379276 3976108 167652 03:41:01 AM 27859572 31080552 4796140 14.69 2688 3517448 1557764 4.62 638464 3617116 133620 Average: 28264041 30712877 4391671 13.45 2688 2756512 1937281 5.75 392509 3498708 152199 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 200.87 167.39 2121.33 45.90 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 379.64 319.68 4731.49 44.17 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 566.19 470.61 7061.63 1364.63 0.00 0.00 0.00 0.00 03:41:01 AM docker0 9.98 14.08 0.57 307.21 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 382.23 319.23 4638.15 484.90 0.00 0.00 0.00 0.00 Average: docker0 3.33 4.69 0.19 102.40 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) 09/26/2025 _x86_64_ (8 CPU) 03:37:26 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 11.47 0.00 1.06 0.83 0.05 86.59 03:39:01 AM 0 5.74 0.00 0.68 0.95 0.07 92.55 03:39:01 AM 1 20.69 0.00 2.29 1.75 0.07 75.20 03:39:01 AM 2 16.70 0.00 1.27 1.81 0.05 80.18 03:39:01 AM 3 15.42 0.00 0.98 0.62 0.05 82.93 03:39:01 AM 4 2.34 0.00 0.45 0.30 0.03 96.87 03:39:01 AM 5 10.09 0.00 0.85 0.30 0.03 88.73 03:39:01 AM 6 11.94 0.00 1.29 0.52 0.07 86.19 03:39:01 AM 7 8.85 0.00 0.63 0.38 0.07 90.07 03:40:01 AM all 24.57 0.00 1.46 1.31 0.08 72.59 03:40:01 AM 0 15.72 0.00 1.26 0.94 0.08 82.01 03:40:01 AM 1 32.56 0.00 2.01 1.82 0.08 63.52 03:40:01 AM 2 25.42 0.00 1.36 1.32 0.08 71.82 03:40:01 AM 3 20.04 0.00 1.09 0.42 0.07 78.39 03:40:01 AM 4 23.65 0.00 1.07 0.69 0.07 74.53 03:40:01 AM 5 22.78 0.00 1.90 2.55 0.07 72.71 03:40:01 AM 6 34.30 0.00 1.88 2.40 0.08 61.34 03:40:01 AM 7 22.08 0.00 1.11 0.32 0.07 76.43 03:41:01 AM all 16.15 0.00 3.10 1.96 0.08 78.71 03:41:01 AM 0 11.62 0.00 2.92 0.39 0.08 84.99 03:41:01 AM 1 10.82 0.00 3.23 2.83 0.08 83.04 03:41:01 AM 2 19.62 0.00 4.17 4.17 0.08 71.95 03:41:01 AM 3 12.21 0.00 3.03 3.18 0.08 81.50 03:41:01 AM 4 10.38 0.00 3.36 1.61 0.07 84.58 03:41:01 AM 5 21.90 0.00 2.75 1.95 0.07 73.34 03:41:01 AM 6 22.05 0.00 2.57 1.14 0.08 74.16 03:41:01 AM 7 20.60 0.00 2.79 0.40 0.08 76.12 Average: all 17.39 0.00 1.87 1.36 0.07 79.30 Average: 0 11.02 0.00 1.62 0.76 0.08 86.52 Average: 1 21.37 0.00 2.51 2.13 0.08 73.91 Average: 2 20.58 0.00 2.26 2.43 0.07 74.66 Average: 3 15.89 0.00 1.70 1.40 0.07 80.94 Average: 4 12.12 0.00 1.63 0.87 0.06 85.34 Average: 5 18.24 0.00 1.83 1.60 0.06 78.27 Average: 6 22.75 0.00 1.91 1.35 0.08 73.91 Average: 7 17.16 0.00 1.51 0.37 0.07 80.89