---> uname -a: Linux prd-centos8-docker-8c-8g-9702.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 1055 27152 19 3682 30375 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:a4:4c:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.138/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86107sec preferred_lft 86107sec inet6 fe80::f816:3eff:fea4:4ce2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:00:fd:c6:e6 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:ff:fefd:c6e6/64 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) 05/11/2026 _x86_64_ (8 CPU) 17:11:19 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 222.08 14.48 207.60 3222.39 15177.04 05:14:01 PM 467.82 4.77 463.06 1165.14 13506.07 05:15:01 PM 210.21 5.01 205.20 494.77 41303.68 05:16:01 PM 40.00 0.22 39.79 32.52 6344.29 Average: 235.02 6.12 228.90 1228.71 19083.00 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29124544 31103680 3531160 10.81 2688 2295416 2011780 5.97 193388 2863784 85432 05:14:01 PM 27827360 30267644 4828344 14.79 2688 2746252 2113532 6.27 401496 3908848 219516 05:15:01 PM 27840788 31139196 4814916 14.74 2688 3594836 1517180 4.50 815264 3455936 166248 05:16:01 PM 27874496 31174432 4781208 14.64 2688 3595956 1463988 4.34 828160 3409116 8 Average: 28166797 30921238 4488907 13.75 2688 3058115 1776620 5.27 559577 3409421 117801 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 244.32 198.90 2673.18 49.30 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 529.95 452.54 6541.88 61.80 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 531.82 471.06 5310.83 2389.52 0.00 0.00 0.00 0.00 05:15:01 PM docker0 5.81 13.45 0.46 258.14 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 16.79 13.16 14.97 5.52 0.00 0.00 0.00 0.00 05:16:01 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 330.71 283.91 3635.09 626.56 0.00 0.00 0.00 0.00 Average: docker0 1.45 3.36 0.12 64.54 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) 05/11/2026 _x86_64_ (8 CPU) 17:11:19 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 12.84 0.00 1.30 0.64 0.06 85.16 05:13:01 PM 0 11.24 0.00 1.14 0.69 0.05 86.88 05:13:01 PM 1 16.53 0.00 1.45 0.38 0.07 81.56 05:13:01 PM 2 19.59 0.00 2.56 1.04 0.07 76.75 05:13:01 PM 3 12.35 0.00 1.34 0.54 0.08 85.69 05:13:01 PM 4 8.63 0.00 1.02 0.75 0.05 89.55 05:13:01 PM 5 12.33 0.00 1.20 0.30 0.07 86.10 05:13:01 PM 6 10.53 0.00 0.75 0.95 0.05 87.71 05:13:01 PM 7 11.49 0.00 0.90 0.50 0.05 87.05 05:14:01 PM all 28.12 0.00 1.80 1.03 0.08 68.98 05:14:01 PM 0 15.35 0.00 2.87 3.61 0.08 78.09 05:14:01 PM 1 31.93 0.00 2.43 1.19 0.08 64.36 05:14:01 PM 2 24.54 0.00 1.74 0.60 0.07 73.05 05:14:01 PM 3 24.03 0.00 1.43 0.39 0.08 74.08 05:14:01 PM 4 32.70 0.00 1.54 0.49 0.08 65.19 05:14:01 PM 5 37.45 0.00 1.19 0.38 0.10 60.88 05:14:01 PM 6 30.78 0.00 1.19 0.67 0.08 67.28 05:14:01 PM 7 28.12 0.00 2.00 0.89 0.08 68.91 05:15:01 PM all 17.21 0.00 2.77 0.75 0.07 79.20 05:15:01 PM 0 22.88 0.00 2.82 0.40 0.07 73.83 05:15:01 PM 1 19.35 0.00 2.55 1.41 0.08 76.61 05:15:01 PM 2 12.73 0.00 2.79 1.51 0.08 82.89 05:15:01 PM 3 27.42 0.00 3.41 0.57 0.07 68.53 05:15:01 PM 4 8.00 0.00 2.54 0.64 0.07 88.76 05:15:01 PM 5 12.91 0.00 2.47 0.39 0.07 84.16 05:15:01 PM 6 24.10 0.00 2.58 0.08 0.07 73.17 05:15:01 PM 7 10.32 0.00 2.98 0.97 0.07 85.66 05:16:01 PM all 4.36 0.00 0.40 0.09 0.03 95.12 05:16:01 PM 0 6.17 0.00 0.55 0.05 0.05 93.18 05:16:01 PM 1 6.36 0.00 0.65 0.02 0.05 92.92 05:16:01 PM 2 9.73 0.00 0.65 0.22 0.02 89.38 05:16:01 PM 3 1.73 0.00 0.20 0.10 0.02 97.95 05:16:01 PM 4 0.47 0.00 0.22 0.07 0.03 99.22 05:16:01 PM 5 9.55 0.00 0.55 0.05 0.03 89.82 05:16:01 PM 6 0.58 0.00 0.18 0.00 0.02 99.22 05:16:01 PM 7 0.25 0.00 0.20 0.22 0.02 99.32 Average: all 15.62 0.00 1.56 0.63 0.06 82.13 Average: 0 13.90 0.00 1.84 1.18 0.06 83.01 Average: 1 18.53 0.00 1.77 0.75 0.07 78.88 Average: 2 16.65 0.00 1.93 0.84 0.06 80.52 Average: 3 16.36 0.00 1.59 0.40 0.06 81.59 Average: 4 12.45 0.00 1.33 0.49 0.06 85.68 Average: 5 18.05 0.00 1.35 0.28 0.07 80.25 Average: 6 16.47 0.00 1.18 0.43 0.05 81.87 Average: 7 12.53 0.00 1.52 0.64 0.05 85.26