---> uname -a: Linux prd-centos8-docker-8c-8g-1086.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 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1031 27485 19 3372 30409 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:09:02:28 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.142/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86168sec preferred_lft 86168sec inet6 fe80::f816:3eff:fe09:228/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:df:cb:1a:1e 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) 10/08/2025 _x86_64_ (8 CPU) 06:03:33 LINUX RESTART (8 CPU) 06:04:01 AM tps rtps wtps bread/s bwrtn/s 06:05:01 AM 283.94 22.08 261.86 5719.29 12545.47 06:06:01 AM 276.14 19.18 256.96 3905.35 12552.29 06:07:01 AM 127.62 0.82 126.81 69.58 26683.31 Average: 229.23 14.02 215.21 3231.37 17260.62 06:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:05:01 AM 29464896 31191992 3190816 9.77 2688 2048620 1476096 4.38 150372 2604200 213104 06:06:01 AM 28333572 30414600 4322140 13.24 2688 2392816 2107088 6.25 184276 3646640 142752 06:07:01 AM 28128448 31120940 4527264 13.86 2688 3299628 1511540 4.48 733380 3297420 281400 Average: 28642305 30909177 4013407 12.29 2688 2580355 1698241 5.04 356009 3182753 212419 06:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 AM eth0 416.04 263.78 2092.18 77.03 0.00 0.00 0.00 0.00 06:05:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 AM eth0 341.49 300.73 3320.08 53.52 0.00 0.00 0.00 0.00 06:06:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 AM eth0 267.01 216.78 1550.54 3793.60 0.00 0.00 0.00 0.00 06:07:01 AM 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 341.52 260.43 2320.88 1308.12 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) 10/08/2025 _x86_64_ (8 CPU) 06:03:33 LINUX RESTART (8 CPU) 06:04:01 AM CPU %user %nice %system %iowait %steal %idle 06:05:01 AM all 15.00 0.00 1.88 1.52 0.06 81.53 06:05:01 AM 0 22.20 0.00 2.43 1.04 0.10 74.22 06:05:01 AM 1 31.02 0.00 2.14 1.30 0.08 65.45 06:05:01 AM 2 7.14 0.00 1.61 1.34 0.07 89.84 06:05:01 AM 3 11.71 0.00 1.86 1.57 0.05 84.81 06:05:01 AM 4 9.33 0.00 1.76 0.87 0.07 87.97 06:05:01 AM 5 9.96 0.00 0.77 0.08 0.05 89.14 06:05:01 AM 6 6.97 0.00 2.56 4.36 0.03 86.08 06:05:01 AM 7 21.65 0.00 1.90 1.62 0.05 74.77 06:06:01 AM all 13.89 0.00 1.14 6.07 0.08 78.83 06:06:01 AM 0 11.13 0.00 0.74 0.69 0.08 87.37 06:06:01 AM 1 18.17 0.00 1.66 21.18 0.07 58.93 06:06:01 AM 2 10.61 0.00 1.56 1.17 0.08 86.58 06:06:01 AM 3 15.53 0.00 1.09 1.67 0.08 81.63 06:06:01 AM 4 18.28 0.00 0.94 1.44 0.07 79.28 06:06:01 AM 5 9.31 0.00 1.05 4.68 0.07 84.90 06:06:01 AM 6 19.24 0.00 0.97 1.17 0.10 78.52 06:06:01 AM 7 8.82 0.00 1.09 16.59 0.08 73.42 06:07:01 AM all 10.40 0.00 1.07 3.76 0.06 84.72 06:07:01 AM 0 9.62 0.00 0.85 0.07 0.07 89.39 06:07:01 AM 1 19.06 0.00 1.49 10.97 0.07 68.41 06:07:01 AM 2 12.69 0.00 1.19 5.93 0.07 80.13 06:07:01 AM 3 9.68 0.00 2.01 4.42 0.07 83.82 06:07:01 AM 4 5.11 0.00 0.49 1.46 0.05 92.90 06:07:01 AM 5 12.73 0.00 1.04 4.48 0.07 81.69 06:07:01 AM 6 7.43 0.00 1.05 1.40 0.05 90.07 06:07:01 AM 7 6.84 0.00 0.43 1.32 0.03 91.38 Average: all 13.09 0.00 1.36 3.78 0.07 81.69 Average: 0 14.31 0.00 1.34 0.60 0.08 83.67 Average: 1 22.75 0.00 1.76 11.15 0.07 64.27 Average: 2 10.15 0.00 1.45 2.82 0.07 85.51 Average: 3 12.31 0.00 1.65 2.55 0.07 83.42 Average: 4 10.91 0.00 1.06 1.26 0.06 86.71 Average: 5 10.66 0.00 0.95 3.08 0.06 85.24 Average: 6 11.21 0.00 1.53 2.31 0.06 84.89 Average: 7 12.44 0.00 1.14 6.50 0.06 79.86