---> uname -a: Linux prd-centos8-docker-8c-8g-18478.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 1455 27794 19 2637 29982 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:1c:74:b1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.23/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86150sec preferred_lft 86150sec inet6 fe80::f816:3eff:fe1c:74b1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:11:22:1f:69 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) 06/20/2026 _x86_64_ (8 CPU) 14:02:23 LINUX RESTART (8 CPU) 02:03:01 PM tps rtps wtps bread/s bwrtn/s 02:04:01 PM 180.01 2.62 177.39 327.04 10919.69 02:05:01 PM 131.61 1.87 129.74 910.90 13622.38 02:06:01 PM 49.34 1.97 47.38 60.26 5690.10 Average: 120.33 2.15 118.18 432.74 10077.68 02:03:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:04:01 PM 28149520 30134436 4503852 13.79 2688 2299912 2621028 7.78 160848 3869584 308900 02:05:01 PM 26886452 29064764 5766920 17.66 2688 2487336 3597912 10.68 222684 5044788 105588 02:06:01 PM 28485352 30713424 4168020 12.76 2688 2535676 1802804 5.35 450416 3218312 11084 Average: 27840441 29970875 4812931 14.74 2688 2440975 2673915 7.93 277983 4044228 141857 02:03:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:04:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:04:01 PM eth0 234.43 175.80 3323.34 43.01 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 1.08 1.08 0.12 0.12 0.00 0.00 0.00 0.00 02:05:01 PM eth0 216.71 178.42 1820.51 42.05 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 302.75 208.20 684.87 150.69 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 251.29 187.47 1943.06 78.58 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) 06/20/2026 _x86_64_ (8 CPU) 14:02:23 LINUX RESTART (8 CPU) 02:03:01 PM CPU %user %nice %system %iowait %steal %idle 02:04:01 PM all 15.25 0.00 1.18 0.57 0.06 82.94 02:04:01 PM 0 19.06 0.00 1.77 0.47 0.07 78.64 02:04:01 PM 1 25.56 0.00 2.10 0.78 0.07 71.48 02:04:01 PM 2 16.27 0.00 1.27 0.47 0.07 81.93 02:04:01 PM 3 9.39 0.00 0.82 0.48 0.05 89.26 02:04:01 PM 4 12.37 0.00 0.69 0.07 0.07 86.81 02:04:01 PM 5 9.63 0.00 0.52 0.85 0.07 88.94 02:04:01 PM 6 16.15 0.00 1.65 1.32 0.05 80.83 02:04:01 PM 7 13.58 0.00 0.62 0.13 0.05 85.62 02:05:01 PM all 43.52 0.00 1.48 0.59 0.09 54.32 02:05:01 PM 0 43.38 0.00 1.38 0.12 0.08 55.03 02:05:01 PM 1 57.80 0.00 1.87 0.27 0.10 39.96 02:05:01 PM 2 39.63 0.00 1.19 0.34 0.08 58.76 02:05:01 PM 3 42.62 0.00 1.40 0.80 0.08 55.10 02:05:01 PM 4 39.86 0.00 1.29 0.97 0.08 57.80 02:05:01 PM 5 41.02 0.00 1.41 0.50 0.08 56.98 02:05:01 PM 6 45.02 0.00 1.79 1.20 0.08 51.90 02:05:01 PM 7 38.83 0.00 1.52 0.53 0.08 59.03 02:06:01 PM all 23.12 0.00 1.40 0.21 0.07 75.19 02:06:01 PM 0 33.31 0.00 1.45 0.42 0.07 64.76 02:06:01 PM 1 33.21 0.00 0.95 0.08 0.05 65.71 02:06:01 PM 2 19.84 0.00 1.48 0.54 0.07 78.08 02:06:01 PM 3 15.89 0.00 1.35 0.27 0.09 82.41 02:06:01 PM 4 15.90 0.00 1.36 0.30 0.08 82.35 02:06:01 PM 5 22.05 0.00 0.60 0.00 0.08 77.26 02:06:01 PM 6 15.18 0.00 3.23 0.08 0.05 81.46 02:06:01 PM 7 29.32 0.00 0.82 0.00 0.07 69.80 Average: all 27.30 0.00 1.35 0.46 0.07 70.81 Average: 0 31.91 0.00 1.53 0.33 0.07 66.15 Average: 1 38.85 0.00 1.64 0.38 0.07 59.05 Average: 2 25.24 0.00 1.31 0.45 0.07 72.93 Average: 3 22.68 0.00 1.19 0.52 0.07 75.54 Average: 4 22.73 0.00 1.11 0.45 0.08 75.63 Average: 5 24.21 0.00 0.84 0.45 0.08 74.42 Average: 6 25.47 0.00 2.22 0.87 0.06 71.38 Average: 7 27.24 0.00 0.99 0.22 0.07 71.49