---> uname -a: Linux prd-centos8-docker-8c-8g-788.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1430 27814 19 2643 30008 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:e8:76:1c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.145/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:fee8:761c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c2:51:3c:45 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 ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/18/2026 _x86_64_ (8 CPU) 14:01:57 LINUX RESTART (8 CPU) 02:03:02 PM tps rtps wtps bread/s bwrtn/s 02:04:01 PM 188.23 2.93 185.30 859.77 17856.48 02:05:01 PM 94.30 3.37 90.93 437.26 7030.74 02:06:01 PM 39.63 0.43 39.19 56.26 3458.46 Average: 106.94 2.24 104.70 448.86 9402.54 02:03:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:04:01 PM 27722140 29783644 4931232 15.10 2688 2373932 2678604 7.95 202668 4242468 77832 02:05:01 PM 28931300 31165080 3722072 11.40 2688 2541804 1416564 4.20 232908 2991380 55772 02:06:01 PM 28504088 30753456 4149284 12.71 2688 2555740 1793408 5.32 466700 3179040 13120 Average: 28385843 30567393 4267529 13.07 2688 2490492 1962859 5.82 300759 3470963 48908 02:03:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:04:01 PM lo 1.10 1.10 0.12 0.12 0.00 0.00 0.00 0.00 02:04:01 PM eth0 242.17 200.10 3152.25 47.33 0.00 0.00 0.00 0.00 02:04:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 PM eth0 311.30 229.03 1893.11 75.34 0.00 0.00 0.00 0.00 02:05:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:06:01 PM eth0 65.66 37.36 44.12 90.16 0.00 0.00 0.00 0.00 02:06:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.36 0.36 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 206.18 155.25 1688.53 71.07 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 07/18/2026 _x86_64_ (8 CPU) 14:01:57 LINUX RESTART (8 CPU) 02:03:02 PM CPU %user %nice %system %iowait %steal %idle 02:04:01 PM all 31.11 0.00 1.50 0.54 0.08 66.77 02:04:01 PM 0 21.00 0.00 1.36 0.44 0.10 77.10 02:04:01 PM 1 27.72 0.00 1.26 0.63 0.10 70.29 02:04:01 PM 2 28.08 0.00 1.07 0.19 0.07 70.59 02:04:01 PM 3 33.66 0.00 2.21 1.26 0.07 62.80 02:04:01 PM 4 29.05 0.00 1.16 0.41 0.09 69.30 02:04:01 PM 5 40.97 0.00 1.90 0.22 0.10 56.81 02:04:01 PM 6 30.15 0.00 1.87 1.04 0.07 66.88 02:04:01 PM 7 38.28 0.00 1.17 0.10 0.08 60.36 02:05:01 PM all 39.60 0.00 1.76 0.27 0.10 58.27 02:05:01 PM 0 45.55 0.00 0.95 0.08 0.10 53.32 02:05:01 PM 1 39.02 0.00 2.32 0.22 0.10 58.34 02:05:01 PM 2 38.75 0.00 1.94 0.22 0.10 58.99 02:05:01 PM 3 33.47 0.00 1.66 0.90 0.12 63.85 02:05:01 PM 4 43.92 0.00 1.37 0.32 0.10 54.30 02:05:01 PM 5 36.17 0.00 1.74 0.05 0.12 61.92 02:05:01 PM 6 38.99 0.00 2.21 0.17 0.10 58.54 02:05:01 PM 7 40.96 0.00 1.85 0.17 0.10 56.92 02:06:01 PM all 12.39 0.00 0.74 0.07 0.04 86.76 02:06:01 PM 0 1.65 0.00 0.50 0.23 0.03 97.58 02:06:01 PM 1 3.23 0.00 0.59 0.03 0.05 96.10 02:06:01 PM 2 5.03 0.00 0.82 0.00 0.07 94.08 02:06:01 PM 3 22.08 0.00 0.92 0.10 0.03 76.87 02:06:01 PM 4 4.82 0.00 0.48 0.02 0.03 94.64 02:06:01 PM 5 31.99 0.00 1.57 0.08 0.05 66.31 02:06:01 PM 6 11.67 0.00 0.47 0.08 0.05 87.73 02:06:01 PM 7 18.56 0.00 0.58 0.03 0.03 80.79 Average: all 27.68 0.00 1.33 0.29 0.08 70.63 Average: 0 22.74 0.00 0.93 0.25 0.08 76.00 Average: 1 23.30 0.00 1.39 0.29 0.08 74.94 Average: 2 23.92 0.00 1.28 0.13 0.08 74.59 Average: 3 29.71 0.00 1.59 0.75 0.07 67.88 Average: 4 25.90 0.00 1.00 0.25 0.07 72.78 Average: 5 36.35 0.00 1.73 0.12 0.09 61.71 Average: 6 26.91 0.00 1.51 0.43 0.07 71.08 Average: 7 32.56 0.00 1.20 0.10 0.07 66.06