---> uname -a: Linux prd-centos8-docker-8c-8g-1307.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 1040 27233 19 3616 30390 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:ce:29:9d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.110/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86140sec preferred_lft 86140sec inet6 fe80::f816:3eff:fece:299d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fe:11:8a:6b 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:feff:fe11:8a6b/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) 12/25/2025 _x86_64_ (8 CPU) 17:12:00 LINUX RESTART (8 CPU) 05:13:01 PM tps rtps wtps bread/s bwrtn/s 05:14:01 PM 411.11 14.78 396.33 3100.30 14075.67 05:15:01 PM 271.73 7.00 264.73 1309.56 16093.99 05:16:01 PM 145.95 1.53 144.42 397.07 39843.92 Average: 276.26 7.77 268.49 1602.31 23337.86 05:13:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:14:01 PM 28720096 30761208 3935616 12.05 2688 2352028 1826052 5.42 206336 3239400 173072 05:15:01 PM 26878452 29719448 5777260 17.69 2688 3142596 2804160 8.32 487480 4760268 521988 05:16:01 PM 27832844 31063280 4822868 14.77 2688 3526208 1552800 4.61 814924 3462804 23168 Average: 27810464 30514645 4845248 14.84 2688 3006944 2061004 6.11 502913 3820824 239409 05:13:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 356.73 315.39 3430.41 67.60 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 578.47 459.40 9470.26 56.58 0.00 0.00 0.00 0.00 05:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 189.60 183.57 443.20 1235.22 0.00 0.00 0.00 0.00 05:16:01 PM docker0 5.33 13.60 0.44 244.17 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 374.94 319.45 4447.96 453.14 0.00 0.00 0.00 0.00 Average: docker0 1.78 4.53 0.15 81.39 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) 12/25/2025 _x86_64_ (8 CPU) 17:12:00 LINUX RESTART (8 CPU) 05:13:01 PM CPU %user %nice %system %iowait %steal %idle 05:14:01 PM all 17.13 0.00 1.44 1.15 0.08 80.19 05:14:01 PM 0 18.85 0.00 1.91 2.80 0.08 76.36 05:14:01 PM 1 19.63 0.00 1.05 0.67 0.10 78.55 05:14:01 PM 2 6.23 0.00 1.16 1.14 0.08 91.39 05:14:01 PM 3 22.71 0.00 2.17 1.61 0.10 73.41 05:14:01 PM 4 19.53 0.00 1.39 1.05 0.08 77.95 05:14:01 PM 5 17.75 0.00 1.39 0.77 0.07 80.02 05:14:01 PM 6 11.93 0.00 1.56 0.80 0.08 85.63 05:14:01 PM 7 20.40 0.00 0.94 0.40 0.05 78.21 05:15:01 PM all 31.80 0.00 1.76 0.94 0.09 65.41 05:15:01 PM 0 33.56 0.00 1.07 0.40 0.08 64.89 05:15:01 PM 1 20.39 0.00 1.43 0.34 0.10 77.75 05:15:01 PM 2 37.92 0.00 2.20 1.34 0.10 58.44 05:15:01 PM 3 29.52 0.00 2.59 1.31 0.08 66.50 05:15:01 PM 4 29.77 0.00 1.85 1.02 0.10 67.26 05:15:01 PM 5 22.99 0.00 1.68 1.89 0.08 73.36 05:15:01 PM 6 45.66 0.00 1.54 0.30 0.08 52.41 05:15:01 PM 7 34.62 0.00 1.71 0.94 0.08 62.64 05:16:01 PM all 11.70 0.00 2.39 0.90 0.06 84.94 05:16:01 PM 0 6.34 0.00 2.14 0.33 0.08 91.10 05:16:01 PM 1 25.75 0.00 3.17 2.13 0.07 68.88 05:16:01 PM 2 17.17 0.00 2.04 1.21 0.07 79.51 05:16:01 PM 3 19.33 0.00 2.73 0.27 0.07 77.60 05:16:01 PM 4 5.74 0.00 2.37 0.37 0.08 91.44 05:16:01 PM 5 7.29 0.00 2.40 0.44 0.05 89.83 05:16:01 PM 6 5.91 0.00 1.98 0.44 0.03 91.65 05:16:01 PM 7 6.08 0.00 2.33 2.06 0.05 89.48 Average: all 20.21 0.00 1.86 1.00 0.08 76.85 Average: 0 19.59 0.00 1.71 1.18 0.08 77.45 Average: 1 21.92 0.00 1.88 1.04 0.09 75.06 Average: 2 20.43 0.00 1.80 1.23 0.08 76.46 Average: 3 23.85 0.00 2.50 1.06 0.08 72.51 Average: 4 18.35 0.00 1.87 0.82 0.09 78.88 Average: 5 16.01 0.00 1.82 1.03 0.07 81.07 Average: 6 21.16 0.00 1.69 0.51 0.07 76.57 Average: 7 20.36 0.00 1.66 1.13 0.06 76.79