---> uname -a: Linux prd-centos8-docker-8c-8g-12305.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 1036 27225 19 3628 30392 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:12:9f:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.205/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86125sec preferred_lft 86125sec inet6 fe80::f816:3eff:fe12:9f42/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f3:10:e1:2a 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:f3ff:fe10:e12a/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) 11/13/2025 _x86_64_ (8 CPU) 03:37:22 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 207.95 14.60 193.35 3203.20 10815.79 03:40:01 AM 413.50 6.45 407.05 1208.47 14936.43 03:41:01 AM 196.60 1.40 195.20 409.66 42735.73 Average: 272.67 7.48 265.19 1607.06 22830.86 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 28941952 30840676 3713760 11.37 2688 2214812 1810468 5.37 161228 3087844 177492 03:40:01 AM 27857484 30207084 4798228 14.69 2688 2657212 2184688 6.48 384928 3907708 245988 03:41:01 AM 27950644 31174444 4705068 14.41 2688 3520032 1447500 4.29 637556 3525400 126264 Average: 28250027 30740735 4405685 13.49 2688 2797352 1814219 5.38 394571 3506984 183248 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 192.47 162.13 2155.03 32.07 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 552.56 435.23 6420.44 56.05 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 470.76 400.93 5331.99 1354.84 0.00 0.00 0.00 0.00 03:41:01 AM docker0 9.76 12.73 0.56 307.22 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 405.26 332.76 4635.76 481.06 0.00 0.00 0.00 0.00 Average: docker0 3.25 4.24 0.19 102.42 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) 11/13/2025 _x86_64_ (8 CPU) 03:37:22 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 12.63 0.00 1.10 0.69 0.07 85.51 03:39:01 AM 0 9.61 0.00 0.99 0.57 0.07 88.77 03:39:01 AM 1 14.79 0.00 1.86 0.64 0.07 82.65 03:39:01 AM 2 9.31 0.00 0.45 0.22 0.08 89.94 03:39:01 AM 3 11.71 0.00 1.04 0.42 0.07 86.77 03:39:01 AM 4 18.32 0.00 1.33 1.55 0.07 78.73 03:39:01 AM 5 15.82 0.00 1.17 1.25 0.07 81.70 03:39:01 AM 6 4.68 0.00 1.00 0.67 0.07 93.58 03:39:01 AM 7 16.76 0.00 1.00 0.23 0.05 81.96 03:40:01 AM all 26.26 0.00 1.78 1.22 0.08 70.65 03:40:01 AM 0 29.26 0.00 1.72 0.77 0.08 68.17 03:40:01 AM 1 20.47 0.00 2.89 2.99 0.08 73.58 03:40:01 AM 2 25.83 0.00 1.71 1.11 0.08 71.27 03:40:01 AM 3 22.01 0.00 1.32 0.57 0.08 76.01 03:40:01 AM 4 28.02 0.00 1.36 0.91 0.07 69.64 03:40:01 AM 5 33.36 0.00 1.72 1.07 0.08 63.77 03:40:01 AM 6 20.47 0.00 1.53 1.11 0.08 76.81 03:40:01 AM 7 30.66 0.00 2.02 1.27 0.07 65.98 03:41:01 AM all 15.24 0.00 3.12 1.67 0.08 79.87 03:41:01 AM 0 11.45 0.00 3.14 1.12 0.08 84.20 03:41:01 AM 1 17.69 0.00 2.67 1.33 0.10 78.22 03:41:01 AM 2 13.18 0.00 3.42 0.39 0.07 82.95 03:41:01 AM 3 19.31 0.00 2.67 2.85 0.08 75.09 03:41:01 AM 4 20.85 0.00 3.11 0.91 0.08 75.05 03:41:01 AM 5 18.30 0.00 3.48 2.71 0.08 75.42 03:41:01 AM 6 8.78 0.00 3.09 1.04 0.08 87.00 03:41:01 AM 7 12.38 0.00 3.41 3.04 0.08 81.08 Average: all 18.04 0.00 2.00 1.20 0.08 78.68 Average: 0 16.77 0.00 1.95 0.82 0.08 80.38 Average: 1 17.65 0.00 2.47 1.65 0.08 78.15 Average: 2 16.11 0.00 1.86 0.57 0.08 81.38 Average: 3 17.67 0.00 1.67 1.28 0.08 79.30 Average: 4 22.39 0.00 1.93 1.12 0.07 74.48 Average: 5 22.49 0.00 2.12 1.67 0.08 73.63 Average: 6 11.30 0.00 1.87 0.94 0.08 85.81 Average: 7 19.94 0.00 2.14 1.51 0.07 76.34