---> uname -a: Linux prd-centos8-docker-8c-8g-12.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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: 2800.000 BogoMIPS: 5600.00 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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1070 26327 19 4490 30348 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:3b:b9:1b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.38/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fe3b:b91b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:16:f4:03:7d 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::42:16ff:fef4:37d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/22/2026 _x86_64_ (8 CPU) 07:31:31 LINUX RESTART (8 CPU) 07:32:02 AM tps rtps wtps bread/s bwrtn/s 07:33:01 AM 122.15 2.93 119.22 1674.04 9088.41 07:34:01 AM 273.14 16.43 256.71 2397.73 14445.13 07:35:01 AM 140.95 14.48 126.47 1241.32 37962.33 07:36:01 AM 203.70 3.77 199.93 4660.58 27049.38 Average: 185.25 9.43 175.82 2496.88 22191.44 07:32:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:33:01 AM 29329132 31252660 3324240 10.18 2688 2241128 1446588 4.29 148992 2718968 269312 07:34:01 AM 27501540 29889048 5151832 15.78 2688 2695988 2559344 7.59 259808 4387632 296012 07:35:01 AM 25937380 29162360 6715992 20.57 2688 3516240 5265756 15.62 461228 5678748 1668 07:36:01 AM 26930628 31047660 5722744 17.53 2688 4402956 1545972 4.59 888516 4254308 23376 Average: 27424670 30337932 5228702 16.01 2688 3214078 2704415 8.02 439636 4259914 147592 07:32:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 223.47 150.43 1941.84 33.64 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM eth0 578.81 423.94 6121.45 56.64 0.00 0.00 0.00 0.00 07:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM lo 10.38 10.38 1.11 1.11 0.00 0.00 0.00 0.00 07:35:01 AM eth0 1598.58 392.64 6477.58 42.37 0.00 0.00 0.00 0.00 07:35:01 AM docker0 3.97 5.01 0.54 0.59 0.00 0.00 0.00 0.00 07:35:01 AM veth4898c0b 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:36:01 AM lo 2.45 2.45 0.24 0.24 0.00 0.00 0.00 0.00 07:36:01 AM eth0 157.11 163.16 1722.44 1266.51 0.00 0.00 0.00 0.00 07:36:01 AM docker0 0.85 0.92 0.11 0.10 0.00 0.00 0.00 0.00 Average: lo 3.22 3.22 0.34 0.34 0.00 0.00 0.00 0.00 Average: eth0 641.25 283.10 4074.80 351.12 0.00 0.00 0.00 0.00 Average: docker0 1.21 1.49 0.16 0.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/22/2026 _x86_64_ (8 CPU) 07:31:31 LINUX RESTART (8 CPU) 07:32:02 AM CPU %user %nice %system %iowait %steal %idle 07:33:01 AM all 9.46 0.00 0.98 0.38 0.04 89.15 07:33:01 AM 0 2.51 0.00 0.48 0.41 0.05 96.55 07:33:01 AM 1 11.16 0.00 0.88 0.61 0.03 87.31 07:33:01 AM 2 10.01 0.00 1.24 0.44 0.05 88.26 07:33:01 AM 3 4.71 0.00 0.49 0.10 0.02 94.68 07:33:01 AM 4 23.69 0.00 2.34 0.37 0.07 73.52 07:33:01 AM 5 11.05 0.00 1.12 0.78 0.05 87.00 07:33:01 AM 6 4.59 0.00 0.48 0.19 0.02 94.73 07:33:01 AM 7 7.93 0.00 0.81 0.10 0.02 91.13 07:34:01 AM all 31.16 0.00 1.61 1.11 0.10 66.01 07:34:01 AM 0 35.05 0.00 1.62 0.60 0.10 62.63 07:34:01 AM 1 37.53 0.00 1.52 0.75 0.10 60.10 07:34:01 AM 2 28.42 0.00 1.72 0.94 0.10 68.82 07:34:01 AM 3 14.79 0.00 1.91 1.98 0.12 81.20 07:34:01 AM 4 40.04 0.00 2.16 1.07 0.12 56.61 07:34:01 AM 5 29.60 0.00 1.22 1.14 0.10 67.94 07:34:01 AM 6 16.33 0.00 1.37 1.07 0.07 81.15 07:34:01 AM 7 47.46 0.00 1.35 1.37 0.12 49.70 07:35:01 AM all 19.90 0.29 2.95 1.36 0.10 75.39 07:35:01 AM 0 20.66 0.02 2.50 0.29 0.10 76.44 07:35:01 AM 1 17.62 0.03 2.97 2.78 0.10 76.49 07:35:01 AM 2 18.94 0.03 3.34 2.56 0.12 75.00 07:35:01 AM 3 13.65 0.03 3.12 0.78 0.08 82.33 07:35:01 AM 4 22.32 0.02 2.83 0.30 0.12 74.41 07:35:01 AM 5 27.18 0.03 3.95 3.58 0.12 65.14 07:35:01 AM 6 21.69 2.12 2.56 0.25 0.10 73.27 07:35:01 AM 7 17.15 0.05 2.35 0.37 0.08 80.00 07:36:01 AM all 17.75 0.04 1.76 1.33 0.07 79.05 07:36:01 AM 0 11.99 0.00 1.24 0.40 0.07 86.31 07:36:01 AM 1 16.86 0.00 2.52 3.71 0.08 76.84 07:36:01 AM 2 24.01 0.00 2.39 0.32 0.07 73.21 07:36:01 AM 3 16.29 0.00 1.92 1.51 0.07 80.21 07:36:01 AM 4 12.03 0.00 1.61 1.49 0.07 84.80 07:36:01 AM 5 24.97 0.00 1.05 0.12 0.07 73.79 07:36:01 AM 6 14.59 0.32 1.82 3.01 0.07 80.19 07:36:01 AM 7 21.24 0.00 1.49 0.13 0.08 77.05 Average: all 19.60 0.08 1.83 1.05 0.08 77.36 Average: 0 17.61 0.00 1.46 0.42 0.08 80.42 Average: 1 20.84 0.01 1.97 1.97 0.08 75.13 Average: 2 20.39 0.01 2.18 1.06 0.08 76.28 Average: 3 12.39 0.01 1.86 1.09 0.07 84.57 Average: 4 24.53 0.00 2.24 0.81 0.09 72.32 Average: 5 23.24 0.01 1.83 1.40 0.08 73.43 Average: 6 14.32 0.61 1.56 1.14 0.06 82.30 Average: 7 23.51 0.01 1.50 0.50 0.08 74.41