---> uname -a: Linux prd-centos8-docker-8c-8g-12813.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 1023 28431 19 2435 30419 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:7a:dd:dd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.17/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:fe7a:dddd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:99:7c:d7:61 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) 11/15/2025 _x86_64_ (8 CPU) 05:17:21 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 127.56 1.72 125.84 272.44 9669.14 05:20:01 AM 182.51 2.98 179.52 960.35 9150.82 05:21:01 AM 71.88 0.60 71.28 30.66 5816.79 Average: 127.31 1.77 125.55 421.15 8212.25 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29512748 31255432 3142964 9.62 2688 2061132 1999088 5.93 145496 2540248 128796 05:20:01 AM 27503472 29472268 5152240 15.78 2688 2279924 2979392 8.84 219588 4439712 105856 05:21:01 AM 29092740 31125704 3562972 10.91 2688 2341352 1471796 4.37 405516 2664368 49792 Average: 28702987 30617801 3952725 12.10 2688 2227469 2150092 6.38 256867 3214776 94815 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 126.32 109.50 1182.93 42.70 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 242.42 201.73 2376.58 40.47 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 282.42 241.32 557.91 195.89 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 217.06 184.18 1372.47 93.02 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) 11/15/2025 _x86_64_ (8 CPU) 05:17:21 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 8.33 0.00 0.94 0.47 0.04 90.22 05:19:01 AM 0 2.17 0.00 0.57 0.23 0.05 96.98 05:19:01 AM 1 4.47 0.00 0.85 1.25 0.03 93.39 05:19:01 AM 2 13.31 0.00 1.07 0.64 0.05 84.93 05:19:01 AM 3 9.14 0.00 1.10 0.45 0.05 89.26 05:19:01 AM 4 24.16 0.00 2.59 0.53 0.05 72.66 05:19:01 AM 5 6.96 0.00 0.75 0.30 0.03 91.95 05:19:01 AM 6 5.07 0.00 0.32 0.18 0.02 94.41 05:19:01 AM 7 1.35 0.00 0.30 0.17 0.02 98.16 05:20:01 AM all 41.21 0.00 1.50 0.83 0.09 56.37 05:20:01 AM 0 34.45 0.00 1.12 0.17 0.10 64.16 05:20:01 AM 1 28.14 0.00 1.62 0.99 0.08 69.17 05:20:01 AM 2 48.47 0.00 1.66 0.95 0.10 48.82 05:20:01 AM 3 30.85 0.00 1.15 0.38 0.08 67.52 05:20:01 AM 4 51.33 0.00 1.59 1.19 0.10 45.80 05:20:01 AM 5 47.72 0.00 2.21 1.87 0.10 48.10 05:20:01 AM 6 52.82 0.00 0.97 0.18 0.10 45.93 05:20:01 AM 7 35.86 0.00 1.69 0.90 0.08 61.46 05:21:01 AM all 27.73 0.00 1.54 0.28 0.09 70.37 05:21:01 AM 0 20.67 0.00 0.94 0.02 0.07 78.31 05:21:01 AM 1 28.85 0.00 2.19 1.57 0.12 67.27 05:21:01 AM 2 17.35 0.00 1.31 0.08 0.07 81.19 05:21:01 AM 3 26.35 0.00 1.56 0.30 0.17 71.62 05:21:01 AM 4 29.66 0.00 1.24 0.08 0.07 68.96 05:21:01 AM 5 32.98 0.00 2.29 0.17 0.07 64.49 05:21:01 AM 6 37.41 0.00 1.45 0.02 0.07 61.05 05:21:01 AM 7 28.55 0.00 1.35 0.00 0.07 70.03 Average: all 25.75 0.00 1.33 0.53 0.07 72.33 Average: 0 19.09 0.00 0.87 0.14 0.07 79.82 Average: 1 20.46 0.00 1.55 1.27 0.08 76.64 Average: 2 26.38 0.00 1.34 0.56 0.07 71.65 Average: 3 22.11 0.00 1.27 0.38 0.10 76.14 Average: 4 35.05 0.00 1.80 0.60 0.07 62.47 Average: 5 29.21 0.00 1.75 0.78 0.07 68.20 Average: 6 31.75 0.00 0.91 0.13 0.06 67.14 Average: 7 21.91 0.00 1.11 0.36 0.06 76.56