---> uname -a: Linux prd-centos8-docker-8c-8g-18891.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 1086 27172 19 3632 30343 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:ac:a5:6c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.100/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86138sec preferred_lft 86138sec inet6 fe80::f816:3eff:feac:a56c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:db:4c:82:3c 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:dbff:fe4c:823c/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) 12/09/2025 _x86_64_ (8 CPU) 03:37:21 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 209.55 14.43 195.12 3095.10 10906.63 03:40:01 AM 398.53 7.13 391.40 1273.52 14212.75 03:41:01 AM 208.83 2.05 206.78 451.58 43100.52 Average: 272.30 7.87 264.43 1606.75 22740.44 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 28901700 30813768 3754012 11.50 2688 2227984 1836772 5.45 161580 3124712 171508 03:40:01 AM 27849028 30200792 4806684 14.72 2688 2659788 2244668 6.66 384588 3917180 245976 03:41:01 AM 27842368 31076192 4813344 14.74 2688 3529528 1531776 4.54 639756 3618400 150696 Average: 28197699 30696917 4458013 13.65 2688 2805767 1871072 5.55 395308 3553431 189393 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 201.48 175.99 2332.46 48.21 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 524.81 440.59 6227.54 54.04 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 475.16 403.17 5344.97 1378.96 0.00 0.00 0.00 0.00 03:41:01 AM docker0 15.43 21.43 0.86 309.04 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 400.48 339.91 4634.91 493.76 0.00 0.00 0.00 0.00 Average: docker0 5.14 7.14 0.29 103.02 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) 12/09/2025 _x86_64_ (8 CPU) 03:37:21 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 12.22 0.00 1.12 0.90 0.06 85.70 03:39:01 AM 0 12.55 0.00 1.45 0.52 0.07 85.42 03:39:01 AM 1 17.24 0.00 1.81 2.16 0.07 78.74 03:39:01 AM 2 7.66 0.00 1.00 0.87 0.08 90.38 03:39:01 AM 3 4.30 0.00 0.57 0.60 0.08 94.44 03:39:01 AM 4 13.84 0.00 0.70 1.10 0.05 84.31 03:39:01 AM 5 10.58 0.00 0.65 0.97 0.03 87.77 03:39:01 AM 6 13.19 0.00 0.95 0.43 0.05 85.37 03:39:01 AM 7 18.38 0.00 1.82 0.57 0.05 79.18 03:40:01 AM all 24.49 0.00 1.51 1.70 0.08 72.23 03:40:01 AM 0 37.01 0.00 0.95 0.25 0.08 61.70 03:40:01 AM 1 27.14 0.00 2.03 2.88 0.07 67.88 03:40:01 AM 2 20.66 0.00 1.05 0.23 0.08 77.96 03:40:01 AM 3 19.17 0.00 1.76 2.73 0.08 76.25 03:40:01 AM 4 20.96 0.00 1.72 1.99 0.08 75.24 03:40:01 AM 5 28.12 0.00 1.74 1.63 0.08 68.43 03:40:01 AM 6 22.45 0.00 0.89 0.42 0.07 76.17 03:40:01 AM 7 20.36 0.00 1.90 3.44 0.08 74.22 03:41:01 AM all 16.19 0.00 2.87 1.83 0.07 79.04 03:41:01 AM 0 8.68 0.00 2.89 0.91 0.07 87.45 03:41:01 AM 1 17.98 0.00 3.06 3.26 0.08 75.62 03:41:01 AM 2 14.18 0.00 3.00 3.64 0.08 79.08 03:41:01 AM 3 15.20 0.00 2.51 2.04 0.07 80.18 03:41:01 AM 4 17.10 0.00 3.46 1.16 0.08 78.20 03:41:01 AM 5 17.04 0.00 2.87 0.79 0.07 79.24 03:41:01 AM 6 12.67 0.00 2.45 1.19 0.07 83.62 03:41:01 AM 7 26.69 0.00 2.75 1.61 0.07 68.88 Average: all 17.63 0.00 1.83 1.47 0.07 79.00 Average: 0 19.43 0.00 1.76 0.56 0.07 78.18 Average: 1 20.79 0.00 2.29 2.76 0.07 74.08 Average: 2 14.17 0.00 1.69 1.58 0.08 82.48 Average: 3 12.88 0.00 1.61 1.79 0.08 83.63 Average: 4 17.30 0.00 1.96 1.42 0.07 79.26 Average: 5 18.56 0.00 1.75 1.13 0.06 78.50 Average: 6 16.10 0.00 1.43 0.68 0.06 81.73 Average: 7 21.80 0.00 2.16 1.87 0.07 74.10