---> uname -a: Linux prd-centos8-docker-8c-8g-3379.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: 2799.974 BogoMIPS: 5599.94 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 25M 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 1078 26447 27 4363 30338 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:20:7b:2f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.211/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86107sec preferred_lft 86107sec inet6 fe80::f816:3eff:fe20:7b2f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:22:20:91:20 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::42:22ff:fe20:9120/64 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) 04/03/2026 _x86_64_ (8 CPU) 02:28:27 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 112.58 5.06 107.51 1978.01 6917.84 02:31:01 AM 270.19 13.83 256.36 2033.72 13120.19 02:32:01 AM 130.53 14.61 115.93 1318.01 37606.56 02:33:01 AM 90.60 5.25 85.36 4684.72 25179.59 Average: 150.97 9.69 141.29 2503.66 20706.94 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29371236 31212472 3284476 10.06 2688 2169732 2008536 5.96 151412 2687460 232764 02:31:01 AM 27971760 30255900 4683952 14.34 2688 2604056 2664948 7.91 246508 3949428 293264 02:32:01 AM 25888136 29011708 6767576 20.72 2688 3426236 5286492 15.68 461792 5740672 308 02:33:01 AM 27012700 31004264 5643012 17.28 2688 4289624 1611028 4.78 887380 4194428 30272 Average: 27560958 30371086 5094754 15.60 2688 3122412 2892751 8.58 436773 4142997 139152 02:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 153.03 103.47 1555.23 29.04 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 535.05 390.12 5980.21 52.34 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 10.24 10.24 1.10 1.10 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1308.50 333.90 6457.53 37.67 0.00 0.00 0.00 0.00 02:32:01 AM docker0 3.70 4.76 0.54 0.55 0.00 0.00 0.00 0.00 02:32:01 AM veth4fd2a2f 0.17 0.37 0.03 0.03 0.00 0.00 0.00 0.00 02:33:01 AM lo 1.72 1.72 0.17 0.17 0.00 0.00 0.00 0.00 02:33:01 AM eth0 126.75 136.71 1384.19 1247.94 0.00 0.00 0.00 0.00 02:33:01 AM docker0 0.58 0.62 0.08 0.08 0.00 0.00 0.00 0.00 Average: lo 2.99 2.99 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 530.85 241.05 3844.29 341.77 0.00 0.00 0.00 0.00 Average: docker0 1.07 1.35 0.15 0.16 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) 04/03/2026 _x86_64_ (8 CPU) 02:28:27 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 8.22 0.00 0.94 0.60 0.05 90.19 02:30:01 AM 0 4.34 0.00 0.83 2.14 0.07 92.62 02:30:01 AM 1 6.80 0.00 0.97 0.57 0.07 91.59 02:30:01 AM 2 27.62 0.00 2.44 0.97 0.07 68.91 02:30:01 AM 3 15.44 0.00 1.64 0.35 0.03 82.53 02:30:01 AM 4 2.49 0.00 0.37 0.23 0.03 96.88 02:30:01 AM 5 4.69 0.00 0.62 0.33 0.03 94.32 02:30:01 AM 6 2.55 0.00 0.32 0.07 0.03 97.03 02:30:01 AM 7 1.82 0.00 0.33 0.17 0.03 97.64 02:31:01 AM all 26.66 0.00 1.61 1.20 0.09 70.44 02:31:01 AM 0 13.12 0.00 1.67 1.91 0.08 83.21 02:31:01 AM 1 22.31 0.00 1.69 0.20 0.10 75.70 02:31:01 AM 2 22.56 0.00 2.41 1.76 0.08 73.19 02:31:01 AM 3 31.88 0.00 1.34 1.17 0.10 65.51 02:31:01 AM 4 29.61 0.00 2.34 2.19 0.07 65.78 02:31:01 AM 5 36.28 0.00 1.05 0.33 0.08 62.25 02:31:01 AM 6 37.49 0.00 0.94 1.22 0.08 60.27 02:31:01 AM 7 20.01 0.00 1.46 0.80 0.08 77.65 02:32:01 AM all 22.67 0.29 3.24 1.67 0.10 72.04 02:32:01 AM 0 31.98 0.44 3.63 0.76 0.08 63.11 02:32:01 AM 1 33.69 0.00 3.54 3.25 0.10 59.43 02:32:01 AM 2 13.79 0.00 3.22 0.86 0.08 82.04 02:32:01 AM 3 20.40 0.00 3.60 6.74 0.08 69.18 02:32:01 AM 4 13.33 0.00 3.37 0.42 0.08 82.79 02:32:01 AM 5 27.52 0.02 2.74 0.27 0.08 69.36 02:32:01 AM 6 14.50 0.05 3.09 0.73 0.17 81.47 02:32:01 AM 7 26.13 1.80 2.72 0.32 0.08 68.94 02:33:01 AM all 16.50 0.05 1.97 0.56 0.25 80.66 02:33:01 AM 0 12.59 0.00 1.72 0.15 0.10 85.44 02:33:01 AM 1 17.92 0.00 2.19 1.74 0.08 78.06 02:33:01 AM 2 25.98 0.00 2.06 0.60 0.07 71.29 02:33:01 AM 3 26.46 0.00 2.63 0.44 0.08 70.40 02:33:01 AM 4 13.47 0.00 2.06 1.01 0.10 83.35 02:33:01 AM 5 12.96 0.02 1.89 0.12 0.07 84.95 02:33:01 AM 6 11.50 0.00 1.31 0.20 0.10 86.88 02:33:01 AM 7 11.09 0.41 1.90 0.20 1.37 85.02 Average: all 18.50 0.08 1.94 1.01 0.12 78.35 Average: 0 15.47 0.11 1.96 1.24 0.08 81.14 Average: 1 20.16 0.00 2.09 1.44 0.09 76.22 Average: 2 22.51 0.00 2.53 1.05 0.08 73.84 Average: 3 23.54 0.00 2.30 2.17 0.08 71.92 Average: 4 14.72 0.00 2.03 0.97 0.07 82.21 Average: 5 20.34 0.01 1.57 0.26 0.07 77.75 Average: 6 16.54 0.01 1.41 0.56 0.10 81.39 Average: 7 14.71 0.55 1.60 0.37 0.40 82.38