---> uname -a: Linux prd-centos8-docker-8c-8g-46114.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: 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): 0-7 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 27214 19 3624 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:de:5f:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.110/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fede:5f6d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8b:52:ca:d5 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::42:8bff:fe52:cad5/64 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) 09/16/2025 _x86_64_ (8 CPU) 03:37:19 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 139.44 14.21 125.23 3125.75 9610.80 03:40:01 AM 383.15 5.00 378.15 1168.87 11378.85 03:41:01 AM 285.44 3.02 282.43 450.44 46379.88 Average: 269.35 7.41 261.94 1581.56 22459.17 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29323976 31154820 3331736 10.20 2688 2149752 1557352 4.62 152912 2723804 97600 03:40:01 AM 27839456 30068168 4816256 14.75 2688 2539504 2331068 6.92 347416 3976692 217640 03:41:01 AM 27958560 31180000 4697152 14.38 2688 3517792 1432688 4.25 636804 3518564 126260 Average: 28373997 30800996 4281715 13.11 2688 2735683 1773703 5.26 379044 3406353 147167 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 100.22 82.67 1095.86 33.22 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 426.18 359.06 5592.44 49.20 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 619.17 499.72 7133.46 1369.13 0.00 0.00 0.00 0.00 03:41:01 AM docker0 13.24 15.63 0.74 307.12 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 381.88 313.84 4607.53 483.95 0.00 0.00 0.00 0.00 Average: docker0 4.42 5.21 0.25 102.40 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) 09/16/2025 _x86_64_ (8 CPU) 03:37:19 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 8.74 0.00 0.92 0.33 0.04 89.97 03:39:01 AM 0 5.01 0.00 0.50 0.35 0.03 94.11 03:39:01 AM 1 18.15 0.00 2.10 0.25 0.07 79.43 03:39:01 AM 2 7.20 0.00 0.50 0.22 0.05 92.03 03:39:01 AM 3 4.89 0.00 0.80 0.57 0.03 93.71 03:39:01 AM 4 24.51 0.00 2.22 0.42 0.07 72.78 03:39:01 AM 5 3.81 0.00 0.48 0.32 0.03 95.36 03:39:01 AM 6 4.67 0.00 0.30 0.22 0.02 94.79 03:39:01 AM 7 1.67 0.00 0.49 0.27 0.03 97.54 03:40:01 AM all 27.74 0.00 1.67 0.88 0.10 69.61 03:40:01 AM 0 17.71 0.00 1.47 0.45 0.08 80.28 03:40:01 AM 1 20.83 0.00 1.88 1.56 0.08 75.65 03:40:01 AM 2 36.47 0.00 1.01 0.10 0.10 62.32 03:40:01 AM 3 35.04 0.00 3.10 1.22 0.12 60.53 03:40:01 AM 4 35.43 0.00 2.02 1.56 0.10 60.89 03:40:01 AM 5 16.96 0.00 1.04 0.77 0.07 81.16 03:40:01 AM 6 30.15 0.00 1.61 0.92 0.12 67.19 03:40:01 AM 7 29.33 0.00 1.19 0.49 0.10 68.90 03:41:01 AM all 17.17 0.00 3.18 1.11 0.09 78.45 03:41:01 AM 0 10.17 0.00 3.33 0.94 0.10 85.45 03:41:01 AM 1 18.92 0.00 3.23 1.03 0.08 76.74 03:41:01 AM 2 12.77 0.00 3.32 0.86 0.08 82.97 03:41:01 AM 3 26.67 0.00 3.29 2.63 0.10 67.31 03:41:01 AM 4 20.90 0.00 3.41 0.47 0.10 75.13 03:41:01 AM 5 11.88 0.00 2.76 0.74 0.08 84.54 03:41:01 AM 6 15.88 0.00 2.71 0.84 0.08 80.49 03:41:01 AM 7 20.11 0.00 3.43 1.36 0.07 75.03 Average: all 17.87 0.00 1.92 0.77 0.08 79.36 Average: 0 10.96 0.00 1.76 0.58 0.07 86.62 Average: 1 19.30 0.00 2.40 0.94 0.08 77.28 Average: 2 18.81 0.00 1.60 0.39 0.08 79.12 Average: 3 22.18 0.00 2.39 1.47 0.08 73.87 Average: 4 26.95 0.00 2.55 0.81 0.09 69.60 Average: 5 10.87 0.00 1.43 0.61 0.06 87.04 Average: 6 16.88 0.00 1.54 0.66 0.07 80.85 Average: 7 17.03 0.00 1.70 0.70 0.07 80.50