---> uname -a: Linux prd-centos8-docker-8c-8g-14779.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1050 27291 19 3548 30382 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:81:8c:d2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.30/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fe81:8cd2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:29:56:85:13 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 inet6 fe80::42:29ff:fe56:8513/64 scope link 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) 11/23/2025 _x86_64_ (8 CPU) 17:11:21 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 237.31 14.73 222.58 3101.75 11338.06 05:14:01 PM 383.87 6.80 377.07 1267.04 14686.45 05:15:01 PM 155.80 1.23 154.57 483.17 39282.09 Average: 258.99 7.59 251.41 1617.24 21769.45 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28852020 30780116 3803692 11.65 2688 2243604 1841528 5.46 163936 3169304 184620 05:14:01 PM 27500748 29915964 5154964 15.79 2688 2722164 2656128 7.88 405996 4239696 293992 05:15:01 PM 27934952 31097420 4720760 14.46 2688 3461820 1532228 4.55 800512 3388028 170540 Average: 28095907 30597833 4559805 13.96 2688 2809196 2009961 5.96 456815 3599009 216384 05:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 235.38 197.52 2562.96 51.39 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 553.38 450.17 6964.41 57.96 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 418.44 366.56 3673.00 2368.82 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.33 14.18 0.49 243.67 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 402.41 338.09 4400.23 826.10 0.00 0.00 0.00 0.00 Average: docker0 2.11 4.73 0.16 81.23 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) 11/23/2025 _x86_64_ (8 CPU) 17:11:21 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 13.53 0.00 1.26 0.88 0.08 84.25 05:13:01 PM 0 13.26 0.00 0.80 0.50 0.10 85.33 05:13:01 PM 1 15.21 0.00 1.31 1.32 0.07 82.10 05:13:01 PM 2 9.32 0.00 0.82 0.48 0.07 89.30 05:13:01 PM 3 14.26 0.00 1.27 0.65 0.07 83.75 05:13:01 PM 4 19.71 0.00 1.69 1.74 0.07 76.80 05:13:01 PM 5 18.62 0.00 2.16 1.66 0.10 77.46 05:13:01 PM 6 11.44 0.00 1.47 0.48 0.07 86.54 05:13:01 PM 7 6.39 0.00 0.57 0.22 0.10 92.73 05:14:01 PM all 32.97 0.00 1.86 1.38 0.10 63.70 05:14:01 PM 0 31.77 0.00 1.98 1.46 0.10 64.69 05:14:01 PM 1 45.52 0.00 1.68 1.96 0.10 50.75 05:14:01 PM 2 39.84 0.00 1.72 0.90 0.10 57.43 05:14:01 PM 3 25.53 0.00 1.39 0.42 0.10 72.56 05:14:01 PM 4 33.05 0.00 3.10 2.03 0.10 61.72 05:14:01 PM 5 24.88 0.00 1.73 1.46 0.10 71.83 05:14:01 PM 6 37.28 0.00 1.73 1.07 0.08 59.84 05:14:01 PM 7 25.88 0.00 1.53 1.70 0.10 70.80 05:15:01 PM all 11.41 0.00 2.97 1.23 0.09 84.30 05:15:01 PM 0 8.38 0.00 2.95 0.91 0.12 87.65 05:15:01 PM 1 17.54 0.00 3.41 2.20 0.10 76.74 05:15:01 PM 2 10.11 0.00 3.30 3.03 0.07 83.50 05:15:01 PM 3 15.99 0.00 3.05 0.85 0.07 80.04 05:15:01 PM 4 9.52 0.00 2.66 0.54 0.08 87.20 05:15:01 PM 5 12.20 0.00 2.95 0.82 0.08 83.94 05:15:01 PM 6 7.63 0.00 2.40 1.37 0.08 88.52 05:15:01 PM 7 9.95 0.00 3.08 0.12 0.08 86.77 Average: all 19.30 0.00 2.03 1.16 0.09 77.42 Average: 0 17.79 0.00 1.91 0.96 0.11 79.24 Average: 1 26.09 0.00 2.13 1.83 0.09 69.86 Average: 2 19.77 0.00 1.94 1.47 0.08 76.74 Average: 3 18.59 0.00 1.90 0.64 0.08 78.79 Average: 4 20.77 0.00 2.48 1.44 0.08 75.23 Average: 5 18.57 0.00 2.28 1.31 0.10 77.74 Average: 6 18.77 0.00 1.86 0.98 0.08 78.31 Average: 7 14.06 0.00 1.72 0.68 0.10 83.44