---> uname -a: Linux prd-centos8-docker-8c-8g-15547.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 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1048 27292 19 3549 30385 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:4a:bf:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.85/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86146sec preferred_lft 86146sec inet6 fe80::f816:3eff:fe4a:bfd0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f6:60:fb:5a 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:f6ff:fe60:fb5a/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) 11/26/2025 _x86_64_ (8 CPU) 17:11:20 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 193.02 14.48 178.54 3197.60 10585.84 05:14:01 PM 421.29 6.38 414.91 1207.20 14518.61 05:15:01 PM 165.51 1.17 164.35 376.14 39639.80 Average: 259.94 7.34 252.60 1593.65 21581.42 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28947748 30854800 3707964 11.35 2688 2223352 1805816 5.36 160368 3082868 150536 05:14:01 PM 27671136 30089260 4984576 15.26 2688 2724860 2288940 6.79 400868 4076212 293472 05:15:01 PM 27963540 31127300 4692172 14.37 2688 3463064 1509448 4.48 799276 3362596 170736 Average: 28194141 30690453 4461571 13.66 2688 2803759 1868068 5.54 453504 3507225 204915 05:12:01 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 214.31 169.88 2114.38 46.08 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 629.66 510.66 7381.82 64.96 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 410.38 388.84 3674.23 2369.67 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.96 16.56 0.52 243.84 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 418.12 356.46 4390.15 826.90 0.00 0.00 0.00 0.00 Average: docker0 2.32 5.52 0.17 81.28 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) 11/26/2025 _x86_64_ (8 CPU) 17:11:20 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 11.06 0.00 1.03 0.54 0.05 87.32 05:13:01 PM 0 4.73 0.00 1.35 0.82 0.07 93.03 05:13:01 PM 1 8.14 0.00 0.87 0.75 0.07 90.18 05:13:01 PM 2 19.70 0.00 1.75 0.73 0.05 77.76 05:13:01 PM 3 9.34 0.00 0.53 0.53 0.05 89.54 05:13:01 PM 4 4.83 0.00 0.43 0.43 0.05 94.25 05:13:01 PM 5 9.23 0.00 1.02 0.72 0.03 89.00 05:13:01 PM 6 6.15 0.00 0.58 0.10 0.05 93.12 05:13:01 PM 7 26.34 0.00 1.70 0.20 0.05 71.71 05:14:01 PM all 28.80 0.00 1.93 1.10 0.09 68.09 05:14:01 PM 0 29.69 0.00 2.28 2.09 0.08 65.85 05:14:01 PM 1 29.88 0.00 2.78 1.16 0.10 66.09 05:14:01 PM 2 25.89 0.00 1.69 0.84 0.10 71.47 05:14:01 PM 3 34.28 0.00 2.75 1.71 0.08 61.17 05:14:01 PM 4 20.64 0.00 1.44 0.35 0.08 77.48 05:14:01 PM 5 18.89 0.00 1.51 0.37 0.08 79.15 05:14:01 PM 6 38.79 0.00 1.22 0.50 0.08 59.40 05:14:01 PM 7 32.27 0.00 1.75 1.75 0.07 64.17 05:15:01 PM all 15.79 0.00 2.99 0.66 0.07 80.50 05:15:01 PM 0 7.74 0.00 2.62 0.12 0.08 89.44 05:15:01 PM 1 15.61 0.00 3.49 0.74 0.07 80.09 05:15:01 PM 2 30.03 0.00 3.37 1.51 0.07 65.02 05:15:01 PM 3 18.80 0.00 2.74 0.97 0.07 77.42 05:15:01 PM 4 9.01 0.00 3.06 0.62 0.07 87.24 05:15:01 PM 5 19.05 0.00 2.08 0.18 0.05 78.63 05:15:01 PM 6 12.75 0.00 2.72 0.77 0.07 83.69 05:15:01 PM 7 13.29 0.00 3.83 0.34 0.05 82.49 Average: all 18.54 0.00 1.98 0.76 0.07 78.65 Average: 0 14.05 0.00 2.08 1.01 0.08 82.78 Average: 1 17.87 0.00 2.38 0.88 0.08 78.79 Average: 2 25.20 0.00 2.27 1.03 0.07 71.43 Average: 3 20.79 0.00 2.01 1.07 0.07 76.06 Average: 4 11.49 0.00 1.64 0.47 0.07 86.33 Average: 5 15.71 0.00 1.54 0.42 0.06 82.27 Average: 6 19.23 0.00 1.51 0.46 0.07 78.74 Average: 7 23.97 0.00 2.42 0.76 0.06 72.79