---> uname -a: Linux prd-centos8-docker-8c-8g-3599.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: 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: 31888 1058 27072 19 3757 30367 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:86:a0:cb brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.76/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:fe86:a0cb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:27:0a:4e:01 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::42:27ff:fe0a:4e01/64 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) 05/25/2026 _x86_64_ (8 CPU) 17:11:59 LINUX RESTART (8 CPU) 05:13:01 PM tps rtps wtps bread/s bwrtn/s 05:14:01 PM 238.48 14.58 223.90 3222.93 15970.05 05:15:01 PM 449.98 6.41 443.57 1207.86 13953.97 05:16:01 PM 175.47 3.33 172.14 447.93 39971.47 Average: 287.99 8.11 279.88 1626.22 23297.98 05:13:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:14:01 PM 28714240 30830220 3939132 12.06 2688 2427604 1805620 5.36 200432 3253064 133396 05:15:01 PM 27610648 30229804 5042724 15.44 2688 2921064 2147888 6.37 412300 4102488 283692 05:16:01 PM 27696440 31071084 4956932 15.18 2688 3668504 1589616 4.72 821356 3581844 163220 Average: 28007109 30710369 4646263 14.23 2688 3005724 1847708 5.48 478029 3645799 193436 05:13:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 279.34 234.78 2998.60 55.93 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 574.08 456.68 7246.87 59.66 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 376.12 358.84 3663.49 2377.91 0.00 0.00 0.00 0.00 05:16:01 PM docker0 5.47 12.43 0.44 256.86 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 409.85 350.11 4636.46 831.12 0.00 0.00 0.00 0.00 Average: docker0 1.82 4.14 0.15 85.62 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) 05/25/2026 _x86_64_ (8 CPU) 17:11:59 LINUX RESTART (8 CPU) 05:13:01 PM CPU %user %nice %system %iowait %steal %idle 05:14:01 PM all 14.01 0.00 1.30 0.73 0.06 83.89 05:14:01 PM 0 13.01 0.00 0.83 0.60 0.07 85.49 05:14:01 PM 1 12.05 0.00 1.39 1.10 0.05 85.41 05:14:01 PM 2 10.88 0.00 2.30 1.69 0.08 85.05 05:14:01 PM 3 37.49 0.00 2.54 0.43 0.10 59.44 05:14:01 PM 4 6.35 0.00 0.94 0.69 0.07 91.96 05:14:01 PM 5 6.13 0.00 0.65 0.22 0.03 92.97 05:14:01 PM 6 11.89 0.00 0.92 0.53 0.05 86.61 05:14:01 PM 7 14.27 0.00 0.84 0.60 0.05 84.24 05:15:01 PM all 27.40 0.00 1.79 1.06 0.10 69.65 05:15:01 PM 0 17.19 0.00 1.49 0.44 0.08 80.80 05:15:01 PM 1 36.78 0.00 2.65 1.49 0.13 58.95 05:15:01 PM 2 18.65 0.00 1.43 0.45 0.08 79.39 05:15:01 PM 3 29.95 0.00 2.79 3.26 0.10 63.90 05:15:01 PM 4 31.61 0.00 1.44 0.60 0.08 66.26 05:15:01 PM 5 25.61 0.00 1.68 0.91 0.10 71.70 05:15:01 PM 6 21.86 0.00 1.86 0.92 0.08 75.28 05:15:01 PM 7 37.53 0.00 1.02 0.42 0.10 60.93 05:16:01 PM all 17.41 0.00 2.31 0.62 0.08 79.58 05:16:01 PM 0 9.81 0.00 2.67 0.79 0.08 86.66 05:16:01 PM 1 20.75 0.00 2.52 0.87 0.08 75.78 05:16:01 PM 2 8.25 0.00 2.25 0.50 0.08 88.92 05:16:01 PM 3 27.03 0.00 3.74 1.02 0.08 68.13 05:16:01 PM 4 17.66 0.00 1.98 1.01 0.07 79.28 05:16:01 PM 5 18.31 0.00 2.14 0.54 0.07 78.94 05:16:01 PM 6 20.09 0.00 1.58 0.18 0.08 78.07 05:16:01 PM 7 17.37 0.00 1.61 0.05 0.07 80.90 Average: all 19.60 0.00 1.80 0.80 0.08 77.72 Average: 0 13.34 0.00 1.66 0.61 0.08 84.32 Average: 1 23.18 0.00 2.18 1.16 0.09 73.39 Average: 2 12.59 0.00 1.99 0.88 0.08 84.45 Average: 3 31.50 0.00 3.02 1.57 0.10 63.81 Average: 4 18.53 0.00 1.45 0.77 0.07 79.18 Average: 5 16.67 0.00 1.49 0.55 0.07 81.22 Average: 6 17.94 0.00 1.45 0.55 0.07 79.99 Average: 7 23.05 0.00 1.16 0.36 0.07 75.36