---> uname -a: Linux prd-centos8-docker-8c-8g-825.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 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1059 27355 19 3475 30374 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:f4:79:58 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.233/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86168sec preferred_lft 86168sec inet6 fe80::f816:3eff:fef4:7958/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:64:26:c3:cf 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::42:64ff:fe26:c3cf/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) 12/22/2025 _x86_64_ (8 CPU) 17:11:30 LINUX RESTART (8 CPU) 05:12:03 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 151.78 15.10 136.68 3316.51 10231.33 05:14:01 PM 429.83 5.02 424.81 1171.14 15076.04 05:15:01 PM 200.25 2.68 197.57 517.03 40669.56 Average: 261.83 7.51 254.32 1649.74 22124.81 05:12:03 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29254796 31096200 3400916 10.41 2688 2159924 1993176 5.91 152372 2790508 129636 05:14:01 PM 27563636 29845612 5092076 15.59 2688 2590592 2504224 7.43 383468 4201772 193712 05:15:01 PM 28007220 31096588 4648492 14.23 2688 3388520 1512664 4.49 798120 3317276 98120 Average: 28275217 30679467 4380495 13.41 2688 2713012 2003355 5.94 444653 3436519 140489 05:12:03 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 127.34 102.69 1411.69 33.58 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 493.77 425.46 6196.83 58.78 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 491.02 396.32 5617.80 1255.81 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.00 13.03 0.47 243.60 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 373.43 310.46 4442.34 454.08 0.00 0.00 0.00 0.00 Average: docker0 2.02 4.39 0.16 82.12 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) 12/22/2025 _x86_64_ (8 CPU) 17:11:30 LINUX RESTART (8 CPU) 05:12:03 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 10.51 0.00 0.96 0.47 0.05 88.01 05:13:01 PM 0 2.66 0.00 0.52 0.29 0.05 96.48 05:13:01 PM 1 14.54 0.00 1.28 0.66 0.03 83.49 05:13:01 PM 2 8.13 0.00 0.59 0.43 0.05 90.80 05:13:01 PM 3 20.06 0.00 1.59 0.40 0.05 77.90 05:13:01 PM 4 20.00 0.00 1.93 0.55 0.05 77.46 05:13:01 PM 5 4.34 0.00 0.41 0.28 0.07 94.90 05:13:01 PM 6 10.34 0.00 0.93 0.48 0.03 88.21 05:13:01 PM 7 3.96 0.00 0.43 0.67 0.07 94.86 05:14:01 PM all 27.42 0.00 1.73 1.08 0.09 69.67 05:14:01 PM 0 25.81 0.00 1.17 0.52 0.08 72.42 05:14:01 PM 1 34.06 0.00 2.67 1.36 0.12 61.80 05:14:01 PM 2 23.62 0.00 2.30 1.54 0.10 72.44 05:14:01 PM 3 32.17 0.00 1.61 0.70 0.10 65.42 05:14:01 PM 4 25.68 0.00 1.86 1.88 0.10 70.48 05:14:01 PM 5 30.61 0.00 1.26 0.35 0.07 67.72 05:14:01 PM 6 28.21 0.00 1.83 2.08 0.10 67.78 05:14:01 PM 7 19.22 0.00 1.16 0.20 0.08 79.34 05:15:01 PM all 16.81 0.00 2.60 1.06 0.09 79.44 05:15:01 PM 0 23.69 0.00 2.58 1.21 0.10 72.43 05:15:01 PM 1 26.36 0.00 2.72 1.34 0.12 69.46 05:15:01 PM 2 22.44 0.00 3.46 2.25 0.08 71.77 05:15:01 PM 3 8.14 0.00 2.50 0.32 0.08 88.95 05:15:01 PM 4 17.18 0.00 2.18 0.84 0.07 79.73 05:15:01 PM 5 6.24 0.00 2.25 1.07 0.07 90.37 05:15:01 PM 6 17.46 0.00 2.84 0.70 0.07 78.94 05:15:01 PM 7 12.97 0.00 2.31 0.74 0.10 83.88 Average: all 18.33 0.00 1.77 0.87 0.08 78.95 Average: 0 17.54 0.00 1.43 0.68 0.08 80.28 Average: 1 25.09 0.00 2.23 1.12 0.09 71.47 Average: 2 18.16 0.00 2.13 1.42 0.08 78.22 Average: 3 20.13 0.00 1.90 0.47 0.08 77.41 Average: 4 20.96 0.00 1.99 1.09 0.07 75.88 Average: 5 13.84 0.00 1.32 0.57 0.07 84.21 Average: 6 18.75 0.00 1.87 1.09 0.07 78.21 Average: 7 12.14 0.00 1.31 0.54 0.08 85.93