---> uname -a: Linux prd-centos8-docker-8c-8g-9206.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1481 27851 19 2557 29961 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:e2:ac:8d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.110/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86159sec preferred_lft 86159sec inet6 fe80::f816:3eff:fee2:ac8d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0f:49:fd:23 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 05/09/2026 _x86_64_ (8 CPU) 14:01:20 LINUX RESTART (8 CPU) 02:02:01 PM tps rtps wtps bread/s bwrtn/s 02:03:01 PM 209.67 2.88 206.78 844.39 12845.28 02:04:01 PM 105.33 1.57 103.77 390.27 10004.63 02:05:01 PM 50.82 2.30 48.53 106.52 5793.13 Average: 121.94 2.25 119.69 447.06 9547.71 02:02:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:03:01 PM 27827756 29776436 4827956 14.78 2688 2265216 2929116 8.69 173500 4184016 229532 02:04:01 PM 27473356 29583732 5182356 15.87 2688 2422124 2825192 8.38 225160 4467760 109692 02:05:01 PM 28533768 30690684 4121944 12.62 2688 2466524 1847296 5.48 449252 3181648 24232 Average: 27944960 30016951 4710752 14.43 2688 2384621 2533868 7.52 282637 3944475 121152 02:02:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:03:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:03:01 PM eth0 257.59 204.13 3546.36 47.72 0.00 0.00 0.00 0.00 02:03:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:04:01 PM lo 1.08 1.08 0.12 0.12 0.00 0.00 0.00 0.00 02:04:01 PM eth0 180.57 141.87 1522.73 30.71 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 268.84 184.47 591.48 142.33 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 Average: lo 0.36 0.36 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 235.66 176.82 1886.84 73.58 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 05/09/2026 _x86_64_ (8 CPU) 14:01:20 LINUX RESTART (8 CPU) 02:02:01 PM CPU %user %nice %system %iowait %steal %idle 02:03:01 PM all 20.46 0.00 1.28 0.54 0.06 77.65 02:03:01 PM 0 28.28 0.00 1.72 0.25 0.07 69.68 02:03:01 PM 1 10.49 0.00 0.80 0.37 0.07 88.27 02:03:01 PM 2 15.01 0.00 1.12 0.42 0.07 83.38 02:03:01 PM 3 21.23 0.00 0.85 0.85 0.07 77.00 02:03:01 PM 4 23.97 0.00 2.51 1.29 0.07 72.17 02:03:01 PM 5 14.70 0.00 0.99 0.10 0.05 84.16 02:03:01 PM 6 28.38 0.00 1.05 0.15 0.07 70.35 02:03:01 PM 7 21.64 0.00 1.19 0.90 0.05 76.22 02:04:01 PM all 42.75 0.00 1.49 0.26 0.10 55.41 02:04:01 PM 0 49.88 0.00 1.74 0.13 0.12 48.13 02:04:01 PM 1 41.23 0.00 1.54 0.52 0.08 56.63 02:04:01 PM 2 47.29 0.00 1.59 0.23 0.12 50.77 02:04:01 PM 3 39.52 0.00 1.07 0.13 0.08 59.19 02:04:01 PM 4 48.41 0.00 2.02 0.22 0.10 49.25 02:04:01 PM 5 36.25 0.00 1.29 0.12 0.08 62.26 02:04:01 PM 6 40.37 0.00 1.29 0.47 0.08 57.79 02:04:01 PM 7 39.00 0.00 1.35 0.25 0.10 59.29 02:05:01 PM all 19.64 0.00 1.17 0.12 0.06 79.01 02:05:01 PM 0 10.38 0.00 1.04 0.67 0.05 87.86 02:05:01 PM 1 36.02 0.00 1.17 0.13 0.08 62.59 02:05:01 PM 2 14.33 0.00 1.12 0.02 0.07 84.47 02:05:01 PM 3 23.75 0.00 1.12 0.00 0.07 75.07 02:05:01 PM 4 14.77 0.00 1.07 0.05 0.07 84.04 02:05:01 PM 5 12.80 0.00 1.67 0.08 0.05 85.39 02:05:01 PM 6 22.34 0.00 1.24 0.03 0.05 76.34 02:05:01 PM 7 22.69 0.00 0.95 0.00 0.05 76.31 Average: all 27.61 0.00 1.31 0.31 0.07 70.69 Average: 0 29.52 0.00 1.50 0.35 0.08 68.55 Average: 1 29.25 0.00 1.17 0.34 0.08 69.17 Average: 2 25.54 0.00 1.27 0.22 0.08 72.87 Average: 3 28.17 0.00 1.01 0.33 0.07 70.41 Average: 4 29.04 0.00 1.87 0.52 0.08 68.50 Average: 5 21.25 0.00 1.32 0.10 0.06 77.27 Average: 6 30.36 0.00 1.19 0.22 0.07 68.16 Average: 7 27.78 0.00 1.16 0.38 0.07 70.61