---> uname -a: Linux prd-centos8-docker-8c-8g-1201.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1014 28175 19 2700 30427 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:e3:b6 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.118/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86163sec preferred_lft 86163sec inet6 fe80::f816:3eff:fede:e3b6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f9:87:a6:28 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 ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/11/2026 _x86_64_ (8 CPU) 12:21:47 LINUX RESTART (8 CPU) 12:22:02 PM tps rtps wtps bread/s bwrtn/s 12:23:01 PM 227.77 27.55 200.22 7000.49 17452.93 12:24:01 PM 265.18 17.36 247.82 3624.26 12050.98 12:25:01 PM 112.21 1.83 110.38 593.40 11534.79 Average: 201.57 15.51 186.06 3721.17 13658.49 12:22:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:23:01 PM 29617136 31273424 3038576 9.30 2688 1979836 1367492 4.06 149144 2461752 158620 12:24:01 PM 28493516 30587652 4162196 12.75 2688 2406312 1870692 5.55 215464 3457496 203432 12:25:01 PM 28935864 31229664 3719848 11.39 2688 2602200 1333816 3.96 286584 2933468 67044 Average: 29015505 31030247 3640207 11.15 2688 2329449 1524000 4.52 217064 2950905 143032 12:22:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:23:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:23:01 PM eth0 435.50 260.20 1915.68 77.28 0.00 0.00 0.00 0.00 12:23:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:24:01 PM eth0 397.42 336.30 4046.00 47.70 0.00 0.00 0.00 0.00 12:24:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:25:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:25:01 PM eth0 214.95 167.84 2623.31 27.58 0.00 0.00 0.00 0.00 12:25:01 PM docker0 0.00 0.00 0.00 0.00 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 348.80 254.75 2866.95 50.70 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 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) 03/11/2026 _x86_64_ (8 CPU) 12:21:47 LINUX RESTART (8 CPU) 12:22:02 PM CPU %user %nice %system %iowait %steal %idle 12:23:01 PM all 13.91 0.00 2.11 2.02 0.06 81.91 12:23:01 PM 0 6.72 0.00 2.02 1.02 0.07 90.17 12:23:01 PM 1 19.50 0.00 3.24 1.52 0.07 75.69 12:23:01 PM 2 22.62 0.00 2.33 3.74 0.07 71.24 12:23:01 PM 3 16.75 0.00 1.51 1.12 0.05 80.57 12:23:01 PM 4 12.79 0.00 1.65 0.49 0.03 85.04 12:23:01 PM 5 9.45 0.00 1.95 1.82 0.05 86.73 12:23:01 PM 6 6.93 0.00 1.71 2.15 0.07 89.15 12:23:01 PM 7 16.54 0.00 2.43 4.27 0.05 76.70 12:24:01 PM all 17.25 0.00 1.25 4.44 0.07 76.99 12:24:01 PM 0 16.58 0.00 1.35 6.69 0.07 75.31 12:24:01 PM 1 28.94 0.00 1.54 3.93 0.08 65.51 12:24:01 PM 2 14.84 0.00 1.24 4.23 0.07 79.63 12:24:01 PM 3 22.09 0.00 0.77 1.57 0.07 75.50 12:24:01 PM 4 14.89 0.00 1.10 3.64 0.05 80.31 12:24:01 PM 5 14.02 0.00 1.47 4.68 0.07 79.76 12:24:01 PM 6 9.57 0.00 1.17 5.60 0.07 83.59 12:24:01 PM 7 17.06 0.00 1.36 5.21 0.08 76.29 12:25:01 PM all 40.03 0.00 1.16 1.01 0.08 57.72 12:25:01 PM 0 28.76 0.00 0.89 0.28 0.10 69.97 12:25:01 PM 1 62.49 0.00 0.70 1.64 0.07 35.10 12:25:01 PM 2 41.18 0.00 1.45 0.32 0.07 56.98 12:25:01 PM 3 38.02 0.00 0.73 2.37 0.07 58.81 12:25:01 PM 4 40.46 0.00 1.67 0.89 0.08 56.89 12:25:01 PM 5 30.90 0.00 0.84 0.47 0.08 67.72 12:25:01 PM 6 52.48 0.00 1.47 0.30 0.08 45.66 12:25:01 PM 7 26.00 0.00 1.52 1.84 0.07 70.58 Average: all 23.79 0.00 1.50 2.49 0.07 72.14 Average: 0 17.41 0.00 1.42 2.67 0.08 78.42 Average: 1 37.09 0.00 1.82 2.37 0.07 58.66 Average: 2 26.24 0.00 1.67 2.76 0.07 69.27 Average: 3 25.67 0.00 1.00 1.69 0.06 71.57 Average: 4 22.77 0.00 1.47 1.68 0.06 74.02 Average: 5 18.17 0.00 1.42 2.32 0.07 78.02 Average: 6 23.11 0.00 1.45 2.68 0.07 72.69 Average: 7 19.89 0.00 1.77 3.77 0.07 74.51