---> uname -a: Linux prd-centos8-docker-8c-8g-871.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 1056 27205 19 3629 30373 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:ac:8e:9b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.252/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:feac:8e9b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:16:c6:16:75 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::42:16ff:fec6:1675/64 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) 10/07/2025 _x86_64_ (8 CPU) 03:37:20 LINUX RESTART (8 CPU) 03:38:02 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 181.09 14.79 166.30 3253.68 10657.20 03:40:01 AM 357.11 4.80 352.31 1165.81 13093.45 03:41:01 AM 243.75 3.07 240.69 560.88 44071.64 Average: 261.09 7.51 253.58 1651.25 22674.71 03:38:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29129000 30982140 3526704 10.80 2688 2170600 1805680 5.36 156096 2907744 117348 03:40:01 AM 27779268 30016396 4876436 14.93 2688 2546972 2364968 7.02 379532 3999864 167500 03:41:01 AM 27907936 31131420 4747768 14.54 2688 3520240 1492480 4.43 637532 3567844 133608 Average: 28272068 30709985 4383636 13.42 2688 2745937 1887709 5.60 391053 3491817 139485 03:38:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 140.12 118.79 1468.30 40.93 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 419.25 352.94 5366.42 47.44 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 617.73 504.97 7074.87 1366.69 0.00 0.00 0.00 0.00 03:41:01 AM docker0 9.98 12.30 0.57 307.34 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 393.77 326.72 4654.18 487.52 0.00 0.00 0.00 0.00 Average: docker0 3.35 4.12 0.19 103.02 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) 10/07/2025 _x86_64_ (8 CPU) 03:37:20 LINUX RESTART (8 CPU) 03:38:02 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 11.23 0.00 1.07 1.46 0.05 86.19 03:39:01 AM 0 9.50 0.00 0.93 0.61 0.07 88.89 03:39:01 AM 1 7.63 0.00 0.71 0.61 0.03 91.01 03:39:01 AM 2 13.13 0.00 1.17 2.56 0.07 83.07 03:39:01 AM 3 13.33 0.00 1.19 1.07 0.05 84.36 03:39:01 AM 4 18.86 0.00 1.94 0.60 0.07 78.54 03:39:01 AM 5 12.41 0.00 0.90 4.66 0.05 81.98 03:39:01 AM 6 6.45 0.00 0.85 1.07 0.05 91.58 03:39:01 AM 7 8.54 0.00 0.85 0.48 0.02 90.12 03:40:01 AM all 26.69 0.00 1.57 1.45 0.10 70.19 03:40:01 AM 0 21.45 0.00 2.13 2.65 0.12 73.66 03:40:01 AM 1 27.81 0.00 1.19 0.77 0.10 70.13 03:40:01 AM 2 26.88 0.00 1.78 1.56 0.12 69.66 03:40:01 AM 3 35.49 0.00 2.29 3.20 0.10 58.91 03:40:01 AM 4 32.09 0.00 1.48 0.30 0.10 66.03 03:40:01 AM 5 18.14 0.00 1.29 1.53 0.10 78.94 03:40:01 AM 6 29.96 0.00 1.63 1.53 0.10 66.78 03:40:01 AM 7 21.65 0.00 0.80 0.08 0.08 77.38 03:41:01 AM all 15.32 0.00 2.95 2.47 0.09 79.17 03:41:01 AM 0 11.17 0.00 2.85 2.06 0.08 83.83 03:41:01 AM 1 21.55 0.00 3.83 8.83 0.12 65.68 03:41:01 AM 2 16.63 0.00 2.67 2.81 0.10 77.79 03:41:01 AM 3 10.35 0.00 2.75 1.85 0.08 84.97 03:41:01 AM 4 14.70 0.00 2.89 1.01 0.10 81.30 03:41:01 AM 5 13.30 0.00 2.44 0.52 0.10 83.64 03:41:01 AM 6 15.41 0.00 2.57 0.47 0.07 81.49 03:41:01 AM 7 19.47 0.00 3.59 2.20 0.08 74.66 Average: all 17.78 0.00 1.87 1.79 0.08 78.48 Average: 0 14.06 0.00 1.98 1.78 0.09 82.09 Average: 1 19.05 0.00 1.91 3.41 0.08 75.54 Average: 2 18.90 0.00 1.88 2.31 0.10 76.81 Average: 3 19.76 0.00 2.08 2.04 0.08 76.04 Average: 4 21.90 0.00 2.10 0.64 0.09 75.27 Average: 5 14.63 0.00 1.55 2.23 0.08 81.52 Average: 6 17.32 0.00 1.69 1.02 0.07 79.89 Average: 7 16.59 0.00 1.75 0.92 0.06 80.68