---> uname -a: Linux prd-centos8-docker-8c-8g-2183.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 1077 27143 19 3670 30354 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:65:b2:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.15/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86081sec preferred_lft 86081sec inet6 fe80::f816:3eff:fe65:b251/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:05:ae:99:6a 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::42:5ff:feae:996a/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) 04/16/2026 _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 178.86 14.58 164.28 3223.33 14843.15 05:14:01 PM 377.10 4.43 372.67 1146.34 5966.86 05:15:01 PM 221.69 2.18 219.51 90.64 14512.41 05:16:01 PM 144.04 3.13 140.90 410.00 37155.06 Average: 230.42 6.08 224.33 1217.58 18119.88 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29064336 30977892 3591376 11.00 2688 2231512 1803764 5.35 158972 2965264 26512 05:14:01 PM 28454460 30640404 4201252 12.87 2688 2495952 1907304 5.66 225592 3483704 183604 05:15:01 PM 27075460 29732868 5580252 17.09 2688 2960292 2561172 7.60 491512 4564128 270076 05:16:01 PM 27791564 31077868 4864148 14.90 2688 3583248 1550240 4.60 645208 3673756 90068 Average: 28096455 30607258 4559257 13.96 2688 2817751 1955620 5.80 380321 3671713 142565 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 165.01 128.74 1798.03 38.37 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 334.59 291.53 3570.97 43.05 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 466.91 385.75 6264.84 47.85 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 521.16 513.63 2872.31 4785.40 0.00 0.00 0.00 0.00 05:16:01 PM docker0 7.58 15.76 0.56 257.81 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 371.92 329.92 3626.54 1228.72 0.00 0.00 0.00 0.00 Average: docker0 1.90 3.94 0.14 64.45 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) 04/16/2026 _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 9.05 0.00 0.94 0.57 0.04 89.40 05:13:01 PM 0 9.87 0.00 0.68 0.35 0.05 89.05 05:13:01 PM 1 12.01 0.00 1.62 1.69 0.05 84.64 05:13:01 PM 2 2.68 0.00 0.62 0.87 0.05 95.78 05:13:01 PM 3 6.65 0.00 0.68 0.20 0.03 92.44 05:13:01 PM 4 16.30 0.00 1.64 0.38 0.05 81.62 05:13:01 PM 5 10.32 0.00 0.92 0.08 0.03 88.65 05:13:01 PM 6 7.86 0.00 0.58 0.22 0.03 91.31 05:13:01 PM 7 6.69 0.00 0.80 0.73 0.03 91.74 05:14:01 PM all 14.93 0.00 1.01 0.79 0.06 83.21 05:14:01 PM 0 10.59 0.00 1.47 1.17 0.07 86.70 05:14:01 PM 1 23.71 0.00 0.48 0.05 0.07 75.69 05:14:01 PM 2 21.74 0.00 1.54 1.34 0.07 75.32 05:14:01 PM 3 13.41 0.00 2.14 3.21 0.05 81.19 05:14:01 PM 4 13.23 0.00 0.50 0.07 0.08 86.12 05:14:01 PM 5 16.70 0.00 0.68 0.15 0.05 82.41 05:14:01 PM 6 9.20 0.00 0.62 0.23 0.07 89.89 05:14:01 PM 7 10.91 0.00 0.62 0.10 0.05 88.32 05:15:01 PM all 26.59 0.00 1.39 0.62 0.07 71.34 05:15:01 PM 0 36.49 0.00 1.42 0.77 0.07 61.25 05:15:01 PM 1 30.70 0.00 1.74 0.60 0.07 66.90 05:15:01 PM 2 34.90 0.00 1.83 0.60 0.07 62.61 05:15:01 PM 3 26.06 0.00 1.51 0.89 0.07 71.47 05:15:01 PM 4 22.80 0.00 1.59 1.22 0.07 74.32 05:15:01 PM 5 24.41 0.00 1.04 0.37 0.07 74.12 05:15:01 PM 6 12.72 0.00 1.12 0.23 0.07 85.85 05:15:01 PM 7 24.62 0.00 0.87 0.25 0.07 74.20 05:16:01 PM all 13.06 0.00 2.32 0.56 0.07 83.99 05:16:01 PM 0 8.84 0.00 2.33 0.12 0.07 88.65 05:16:01 PM 1 21.63 0.00 2.72 0.65 0.07 74.93 05:16:01 PM 2 11.21 0.00 2.58 0.20 0.08 85.92 05:16:01 PM 3 13.26 0.00 2.55 0.50 0.07 83.62 05:16:01 PM 4 10.89 0.00 2.13 1.16 0.07 85.76 05:16:01 PM 5 12.73 0.00 2.18 0.87 0.07 84.15 05:16:01 PM 6 14.94 0.00 2.06 0.17 0.07 82.76 05:16:01 PM 7 11.01 0.00 1.96 0.81 0.07 86.15 Average: all 15.90 0.00 1.41 0.63 0.06 81.99 Average: 0 16.44 0.00 1.48 0.60 0.06 81.42 Average: 1 22.00 0.00 1.64 0.75 0.06 75.54 Average: 2 17.64 0.00 1.64 0.75 0.07 79.90 Average: 3 14.84 0.00 1.72 1.20 0.05 82.19 Average: 4 15.81 0.00 1.46 0.71 0.07 81.95 Average: 5 16.03 0.00 1.20 0.37 0.05 82.34 Average: 6 11.17 0.00 1.10 0.21 0.06 87.46 Average: 7 13.30 0.00 1.06 0.47 0.05 85.11