---> uname -a: Linux prd-centos8-docker-8c-8g-159.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 1093 26973 19 3822 30323 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:59:de:47 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.37/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85952sec preferred_lft 85952sec inet6 fe80::f816:3eff:fe59:de47/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2c:d0:db:29 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::42:2cff:fed0:db29/64 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) 12/18/2025 _x86_64_ (8 CPU) 17:17:04 LINUX RESTART (8 CPU) 05:18:02 PM tps rtps wtps bread/s bwrtn/s 05:19:01 PM 246.07 17.67 228.40 3790.99 11297.46 05:20:01 PM 161.92 1.75 160.17 497.78 14266.87 05:21:01 PM 35.52 0.05 35.47 1.07 2769.11 05:22:01 PM 111.60 0.55 111.05 411.73 39370.21 05:23:01 PM 36.62 0.50 36.12 22.13 664.41 05:24:01 PM 13.91 0.07 13.85 9.73 591.09 Average: 100.53 3.39 97.14 780.55 11493.66 05:18:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 PM 28757196 30761324 3898516 11.94 2688 2317900 1821124 5.40 212576 3207912 198848 05:20:01 PM 27633176 29896620 5022536 15.38 2688 2571768 2460544 7.30 280976 4238552 54324 05:21:01 PM 27441492 29719312 5214220 15.97 2688 2585788 2612916 7.75 282868 4427120 52 05:22:01 PM 24194536 27607524 8461176 25.91 2688 3695220 4898808 14.53 427504 7419416 68 05:23:01 PM 23772816 27194468 8882896 27.20 2688 3702708 5392668 16.00 444068 7820332 120 05:24:01 PM 27593644 31012324 5062068 15.50 2688 3700828 1552872 4.61 616588 3845596 4 Average: 26565477 29365262 6090235 18.65 2688 3095702 3123155 9.27 377430 5159821 42236 05:18:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 PM eth0 236.11 195.63 2605.54 34.36 0.00 0.00 0.00 0.00 05:19:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 PM eth0 254.01 199.18 3580.34 34.57 0.00 0.00 0.00 0.00 05:20:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 PM eth0 111.70 92.85 298.58 23.46 0.00 0.00 0.00 0.00 05:21:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 PM lo 0.67 0.67 0.03 0.03 0.00 0.00 0.00 0.00 05:22:01 PM eth0 276.71 163.63 9476.50 14.75 0.00 0.00 0.00 0.00 05:22:01 PM docker0 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 05:22:01 PM veth93b097e 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 05:23:01 PM lo 62.30 62.30 5.12 5.12 0.00 0.00 0.00 0.00 05:23:01 PM eth0 174.09 125.32 51.00 56.09 0.00 0.00 0.00 0.00 05:23:01 PM docker0 12.13 13.61 1.79 1.69 0.00 0.00 0.00 0.00 05:23:01 PM vethae8d08a 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 05:24:01 PM lo 54.53 54.53 2.79 2.79 0.00 0.00 0.00 0.00 05:24:01 PM eth0 173.18 142.50 54.40 65.58 0.00 0.00 0.00 0.00 05:24:01 PM docker0 0.85 1.05 0.12 0.20 0.00 0.00 0.00 0.00 Average: lo 19.64 19.64 1.33 1.33 0.00 0.00 0.00 0.00 Average: eth0 204.21 153.07 2677.90 38.15 0.00 0.00 0.00 0.00 Average: docker0 2.17 2.47 0.32 0.32 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) 12/18/2025 _x86_64_ (8 CPU) 17:17:04 LINUX RESTART (8 CPU) 05:18:02 PM CPU %user %nice %system %iowait %steal %idle 05:19:01 PM all 18.36 0.00 1.38 0.87 0.09 79.31 05:19:01 PM 0 14.45 0.00 1.14 1.15 0.10 83.16 05:19:01 PM 1 26.25 0.00 1.82 1.85 0.08 69.99 05:19:01 PM 2 31.24 0.00 2.27 0.27 0.10 66.12 05:19:01 PM 3 27.86 0.00 1.77 0.65 0.07 69.66 05:19:01 PM 4 11.95 0.00 0.87 0.65 0.07 86.47 05:19:01 PM 5 14.88 0.00 0.90 0.51 0.07 83.64 05:19:01 PM 6 11.57 0.00 1.57 1.63 0.10 85.13 05:19:01 PM 7 8.69 0.00 0.71 0.24 0.10 90.25 05:20:01 PM all 35.00 0.00 1.16 0.72 0.10 63.02 05:20:01 PM 0 40.64 0.00 0.62 0.28 0.08 58.38 05:20:01 PM 1 50.66 0.00 1.64 1.32 0.10 46.28 05:20:01 PM 2 35.09 0.00 1.54 0.95 0.12 62.30 05:20:01 PM 3 32.83 0.00 1.19 1.42 0.12 64.45 05:20:01 PM 4 26.35 0.00 1.15 0.22 0.12 72.16 05:20:01 PM 5 27.36 0.00 0.79 0.02 0.10 71.74 05:20:01 PM 6 26.53 0.00 0.99 0.17 0.08 72.23 05:20:01 PM 7 40.56 0.00 1.34 1.35 0.10 56.65 05:21:01 PM all 10.14 0.00 0.30 0.11 0.05 89.40 05:21:01 PM 0 5.25 0.00 0.08 0.00 0.07 94.60 05:21:01 PM 1 1.49 0.00 0.23 0.62 0.08 97.58 05:21:01 PM 2 3.20 0.00 0.23 0.18 0.07 96.31 05:21:01 PM 3 21.33 0.00 0.17 0.05 0.03 78.42 05:21:01 PM 4 34.76 0.00 0.73 0.00 0.05 64.45 05:21:01 PM 5 3.65 0.00 0.62 0.00 0.02 95.71 05:21:01 PM 6 8.96 0.00 0.07 0.00 0.03 90.94 05:21:01 PM 7 2.45 0.00 0.28 0.03 0.05 97.18 05:22:01 PM all 25.22 0.00 2.54 1.37 0.09 70.79 05:22:01 PM 0 22.73 0.00 1.83 0.03 0.10 75.31 05:22:01 PM 1 41.20 0.00 3.01 3.06 0.08 52.65 05:22:01 PM 2 22.53 0.00 3.48 0.40 0.07 73.52 05:22:01 PM 3 22.41 0.00 2.15 0.59 0.07 74.78 05:22:01 PM 4 25.74 0.00 2.74 2.43 0.12 68.97 05:22:01 PM 5 20.76 0.00 2.61 3.31 0.08 73.23 05:22:01 PM 6 27.96 0.00 1.65 0.02 0.08 70.30 05:22:01 PM 7 18.41 0.00 2.86 1.08 0.13 77.52 05:23:01 PM all 20.78 0.00 2.32 0.07 0.11 76.72 05:23:01 PM 0 20.37 0.00 1.67 0.02 0.12 77.83 05:23:01 PM 1 17.72 0.00 2.93 0.15 0.10 79.09 05:23:01 PM 2 19.46 0.00 2.30 0.07 0.12 78.06 05:23:01 PM 3 17.22 0.00 1.91 0.02 0.12 80.74 05:23:01 PM 4 23.78 0.00 3.12 0.12 0.10 72.89 05:23:01 PM 5 19.38 0.00 2.03 0.12 0.12 78.36 05:23:01 PM 6 26.94 0.00 2.29 0.05 0.08 70.63 05:23:01 PM 7 21.40 0.00 2.29 0.03 0.10 76.17 05:24:01 PM all 6.61 0.00 1.06 0.03 0.09 92.21 05:24:01 PM 0 6.00 0.00 0.72 0.02 0.10 93.17 05:24:01 PM 1 14.45 0.00 1.04 0.03 0.10 84.38 05:24:01 PM 2 3.84 0.00 1.85 0.05 0.12 94.14 05:24:01 PM 3 3.83 0.00 1.14 0.03 0.08 94.92 05:24:01 PM 4 4.27 0.00 0.92 0.03 0.08 94.70 05:24:01 PM 5 5.76 0.00 0.74 0.02 0.10 93.39 05:24:01 PM 6 9.21 0.00 1.35 0.05 0.08 89.30 05:24:01 PM 7 5.52 0.00 0.70 0.00 0.07 93.71 Average: all 19.35 0.00 1.46 0.53 0.09 78.58 Average: 0 18.24 0.00 1.01 0.25 0.09 80.41 Average: 1 25.28 0.00 1.78 1.17 0.09 71.68 Average: 2 19.18 0.00 1.94 0.32 0.10 78.46 Average: 3 20.89 0.00 1.38 0.46 0.08 77.18 Average: 4 21.17 0.00 1.59 0.57 0.09 76.58 Average: 5 15.29 0.00 1.28 0.66 0.08 82.69 Average: 6 18.53 0.00 1.32 0.32 0.08 79.76 Average: 7 16.19 0.00 1.36 0.46 0.09 81.90