---> uname -a: Linux prd-centos8-docker-8c-8g-3469.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 1013 28361 19 2515 30428 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:f6:21:19 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.158/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fef6:2119/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c7:43:81:8e 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) 04/20/2026 _x86_64_ (8 CPU) 05:17:23 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 136.09 2.13 133.96 314.03 9977.34 05:20:01 AM 191.57 1.93 189.64 611.13 9536.82 05:21:01 AM 85.29 4.08 81.21 481.57 6658.95 Average: 137.65 2.72 134.93 468.91 8724.37 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29310644 31109064 3345068 10.24 2688 2116936 2018988 5.99 158280 2732944 156156 05:20:01 AM 27699844 29702296 4955868 15.18 2688 2313692 2822696 8.37 213988 4249492 104380 05:21:01 AM 29041756 31156780 3613956 11.07 2688 2422148 1473100 4.37 243900 2870312 57656 Average: 28684081 30656047 3971631 12.16 2688 2284259 2104928 6.25 205389 3284249 106064 05:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 214.28 167.64 1571.25 46.94 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 238.99 212.33 2379.60 39.13 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM eth0 135.74 124.56 789.80 101.94 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 196.33 168.18 1580.22 62.67 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) 04/20/2026 _x86_64_ (8 CPU) 05:17:23 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 8.14 0.00 0.94 0.43 0.07 90.42 05:19:01 AM 0 4.87 0.00 0.55 0.08 0.08 94.41 05:19:01 AM 1 13.54 0.00 1.49 0.73 0.08 84.15 05:19:01 AM 2 6.53 0.00 0.97 0.22 0.07 92.22 05:19:01 AM 3 13.36 0.00 0.95 0.80 0.08 84.80 05:19:01 AM 4 1.15 0.00 0.42 0.18 0.07 98.18 05:19:01 AM 5 8.92 0.00 1.30 1.20 0.03 88.54 05:19:01 AM 6 12.48 0.00 1.47 0.17 0.05 85.84 05:19:01 AM 7 4.28 0.00 0.40 0.05 0.07 95.20 05:20:01 AM all 37.54 0.00 1.70 0.74 0.11 59.91 05:20:01 AM 0 26.95 0.00 2.31 0.89 0.13 69.72 05:20:01 AM 1 39.45 0.00 1.24 0.18 0.12 59.01 05:20:01 AM 2 34.94 0.00 1.41 0.77 0.12 62.77 05:20:01 AM 3 36.98 0.00 1.10 0.30 0.10 61.52 05:20:01 AM 4 40.95 0.00 2.61 0.89 0.12 55.43 05:20:01 AM 5 40.80 0.00 1.62 1.39 0.10 56.09 05:20:01 AM 6 47.07 0.00 1.66 1.05 0.12 50.10 05:20:01 AM 7 33.22 0.00 1.64 0.42 0.10 64.62 05:21:01 AM all 35.22 0.00 1.59 0.28 0.11 62.81 05:21:01 AM 0 33.50 0.00 1.15 0.10 0.12 65.13 05:21:01 AM 1 36.95 0.00 1.72 0.48 0.12 60.73 05:21:01 AM 2 40.25 0.00 2.21 0.33 0.10 57.11 05:21:01 AM 3 35.82 0.00 1.67 0.47 0.12 61.92 05:21:01 AM 4 38.10 0.00 1.92 0.59 0.10 59.29 05:21:01 AM 5 33.84 0.00 1.04 0.12 0.10 64.91 05:21:01 AM 6 38.73 0.00 1.52 0.10 0.10 59.55 05:21:01 AM 7 24.52 0.00 1.49 0.03 0.10 73.85 Average: all 26.96 0.00 1.41 0.48 0.10 71.05 Average: 0 21.77 0.00 1.34 0.36 0.11 76.43 Average: 1 29.98 0.00 1.48 0.47 0.11 67.97 Average: 2 27.24 0.00 1.53 0.44 0.09 70.70 Average: 3 28.72 0.00 1.24 0.52 0.10 69.41 Average: 4 26.72 0.00 1.65 0.55 0.09 70.98 Average: 5 27.85 0.00 1.32 0.90 0.08 69.85 Average: 6 32.74 0.00 1.55 0.44 0.09 65.18 Average: 7 20.67 0.00 1.18 0.17 0.09 77.90