---> uname -a: Linux prd-centos8-docker-8c-8g-20670.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 995 28348 19 2545 30448 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:fa:f3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.253/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86235sec preferred_lft 86235sec inet6 fe80::f816:3eff:fe1c:faf3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c0:7f:a3:0b 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) 12/13/2025 _x86_64_ (8 CPU) 21:16:44 LINUX RESTART (8 CPU) 09:17:01 PM tps rtps wtps bread/s bwrtn/s 09:18:01 PM 270.33 20.63 249.70 5468.06 11393.84 09:19:01 PM 209.06 17.04 192.02 3350.88 11086.67 Average: 239.70 18.84 220.86 4409.47 11240.25 09:17:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:18:01 PM 29434008 31217532 3221704 9.87 2688 2102452 1452304 4.31 158692 2617540 228152 09:19:01 PM 29047368 31204056 3608344 11.05 2688 2466844 1426580 4.23 404224 2719636 249888 Average: 29240688 31210794 3415024 10.46 2688 2284648 1439442 4.27 281458 2668588 239020 09:17:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:18:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:18:01 PM eth0 433.84 266.43 2226.83 63.80 0.00 0.00 0.00 0.00 09:18:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:19:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:19:01 PM eth0 282.36 252.85 2380.26 66.10 0.00 0.00 0.00 0.00 09:19:01 PM docker0 0.00 0.00 0.00 0.00 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 358.10 259.64 2303.54 64.95 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) 12/13/2025 _x86_64_ (8 CPU) 21:16:44 LINUX RESTART (8 CPU) 09:17:01 PM CPU %user %nice %system %iowait %steal %idle 09:18:01 PM all 14.08 0.00 1.92 1.13 0.06 82.80 09:18:01 PM 0 9.87 0.00 2.06 0.22 0.08 87.77 09:18:01 PM 1 16.41 0.00 1.30 1.35 0.08 80.85 09:18:01 PM 2 10.47 0.00 1.55 0.35 0.05 87.58 09:18:01 PM 3 18.94 0.00 2.77 0.50 0.07 77.72 09:18:01 PM 4 21.65 0.00 2.52 1.14 0.07 74.63 09:18:01 PM 5 11.71 0.00 1.96 1.07 0.05 85.21 09:18:01 PM 6 16.18 0.00 2.14 3.49 0.07 78.11 09:18:01 PM 7 7.45 0.00 1.07 0.89 0.05 90.55 09:19:01 PM all 13.75 0.00 1.24 0.97 0.07 83.97 09:19:01 PM 0 12.51 0.00 1.74 1.45 0.07 84.23 09:19:01 PM 1 13.02 0.00 1.49 1.94 0.07 83.49 09:19:01 PM 2 20.00 0.00 1.35 0.50 0.08 78.06 09:19:01 PM 3 16.51 0.00 1.05 0.73 0.07 81.63 09:19:01 PM 4 10.86 0.00 1.52 1.50 0.08 86.03 09:19:01 PM 5 14.28 0.00 1.15 0.47 0.07 84.03 09:19:01 PM 6 12.49 0.00 0.80 0.69 0.07 85.96 09:19:01 PM 7 10.29 0.00 0.82 0.44 0.07 88.38 Average: all 13.92 0.00 1.58 1.05 0.07 83.39 Average: 0 11.19 0.00 1.90 0.84 0.08 86.00 Average: 1 14.71 0.00 1.40 1.65 0.08 82.17 Average: 2 15.24 0.00 1.45 0.43 0.07 82.82 Average: 3 17.73 0.00 1.91 0.62 0.07 79.68 Average: 4 16.26 0.00 2.02 1.32 0.08 80.33 Average: 5 13.00 0.00 1.55 0.77 0.06 84.62 Average: 6 14.34 0.00 1.47 2.09 0.07 82.04 Average: 7 8.87 0.00 0.94 0.66 0.06 89.47