---> uname -a: Linux prd-centos8-docker-8c-8g-4562.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 1052 27224 19 3613 30377 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:b6:5b:86 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 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:feb6:5b86/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e3:ea:31:5d 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:e3ff:feea:315d/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) 01/31/2026 _x86_64_ (8 CPU) 17:11:54 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 420.54 85.16 335.38 11048.24 44719.47 05:14:01 PM 542.09 18.89 523.19 4343.75 16232.52 05:15:01 PM 288.90 2.68 286.22 418.73 40814.01 05:16:01 PM 76.40 1.12 75.28 81.16 13437.20 Average: 331.98 26.96 305.01 3973.25 28800.32 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29572248 31246464 3083464 9.44 2688 1998720 1462196 4.34 141600 2515524 186160 05:14:01 PM 28413412 30568456 4242300 12.99 2688 2463968 1904248 5.65 230480 3515308 194316 05:15:01 PM 26588592 29673336 6067120 18.58 2688 3381880 2932776 8.70 566908 4948228 12 05:16:01 PM 27880152 31108624 4775560 14.62 2688 3524184 1524584 4.52 817060 3414240 8488 Average: 28113601 30649220 4542111 13.91 2688 2842188 1955951 5.80 439012 3598325 97244 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 363.38 237.18 1867.29 73.58 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 419.14 376.82 4493.71 66.84 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 455.92 353.67 8502.58 43.35 0.00 0.00 0.00 0.00 05:15:01 PM docker0 7.12 15.61 0.53 255.09 0.00 0.00 0.00 0.00 05:15:01 PM veth9d57003 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM veth46267f1 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 244.81 259.52 222.65 2367.08 0.00 0.00 0.00 0.00 05:16:01 PM docker0 0.00 0.05 0.00 0.01 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 370.81 306.79 3771.13 637.78 0.00 0.00 0.00 0.00 Average: docker0 1.78 3.92 0.13 63.76 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) 01/31/2026 _x86_64_ (8 CPU) 17:11:54 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 15.05 0.00 3.10 1.54 0.06 80.24 05:13:01 PM 0 26.28 0.00 2.99 1.62 0.07 69.04 05:13:01 PM 1 15.87 0.00 3.60 3.28 0.07 77.18 05:13:01 PM 2 9.88 0.00 4.43 3.78 0.08 81.83 05:13:01 PM 3 12.23 0.00 2.49 1.19 0.05 84.04 05:13:01 PM 4 20.33 0.00 2.31 1.09 0.05 76.23 05:13:01 PM 5 8.56 0.00 2.22 0.10 0.10 89.02 05:13:01 PM 6 9.72 0.00 3.81 0.62 0.05 85.80 05:13:01 PM 7 17.51 0.00 2.98 0.65 0.05 78.81 05:14:01 PM all 23.62 0.00 1.75 1.63 0.09 72.91 05:14:01 PM 0 16.20 0.00 1.09 0.90 0.08 81.73 05:14:01 PM 1 26.43 0.00 1.93 2.09 0.08 69.46 05:14:01 PM 2 29.77 0.00 2.01 1.54 0.07 66.61 05:14:01 PM 3 16.51 0.00 1.59 0.44 0.08 81.38 05:14:01 PM 4 19.59 0.00 1.71 2.44 0.08 76.17 05:14:01 PM 5 20.49 0.00 2.11 1.88 0.12 75.41 05:14:01 PM 6 21.49 0.00 1.94 2.71 0.08 73.77 05:14:01 PM 7 38.44 0.00 1.62 1.07 0.08 58.79 05:15:01 PM all 26.96 0.00 2.83 1.15 0.08 68.98 05:15:01 PM 0 28.20 0.00 2.32 1.09 0.08 68.31 05:15:01 PM 1 28.75 0.00 3.13 1.77 0.08 66.27 05:15:01 PM 2 34.95 0.00 3.15 1.11 0.10 60.69 05:15:01 PM 3 26.12 0.00 2.92 0.81 0.08 70.07 05:15:01 PM 4 21.04 0.00 3.86 1.30 0.08 73.72 05:15:01 PM 5 25.13 0.00 2.52 1.11 0.07 71.17 05:15:01 PM 6 17.52 0.00 2.26 1.33 0.07 78.83 05:15:01 PM 7 33.91 0.00 2.51 0.69 0.08 62.80 05:16:01 PM all 11.70 0.00 1.42 0.21 0.06 86.61 05:16:01 PM 0 9.24 0.00 1.50 0.03 0.08 89.14 05:16:01 PM 1 8.41 0.00 1.25 0.00 0.07 90.26 05:16:01 PM 2 22.22 0.00 1.47 0.10 0.05 76.16 05:16:01 PM 3 16.94 0.00 1.92 0.22 0.08 80.83 05:16:01 PM 4 12.76 0.00 1.49 0.64 0.07 85.05 05:16:01 PM 5 4.28 0.00 0.85 0.45 0.03 94.39 05:16:01 PM 6 10.84 0.00 1.67 0.17 0.07 87.26 05:16:01 PM 7 8.87 0.00 1.19 0.10 0.03 89.81 Average: all 19.32 0.00 2.28 1.13 0.07 77.20 Average: 0 19.97 0.00 1.97 0.91 0.08 77.06 Average: 1 19.86 0.00 2.48 1.79 0.08 75.81 Average: 2 24.20 0.00 2.76 1.63 0.08 71.33 Average: 3 17.94 0.00 2.23 0.66 0.08 79.09 Average: 4 18.42 0.00 2.34 1.37 0.07 77.80 Average: 5 14.60 0.00 1.92 0.88 0.08 82.51 Average: 6 14.88 0.00 2.42 1.21 0.07 81.42 Average: 7 24.68 0.00 2.07 0.63 0.06 72.56