---> uname -a: Linux prd-centos8-docker-8c-8g-48556.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 1048 27299 19 3541 30385 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:6e:85:39 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.60/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:fe6e:8539/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3f:57:14:33 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::42:3fff:fe57:1433/64 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) 09/23/2025 _x86_64_ (8 CPU) 17:12:04 LINUX RESTART (8 CPU) 05:13:01 PM tps rtps wtps bread/s bwrtn/s 05:14:01 PM 323.73 15.42 308.31 3913.92 13965.51 05:15:01 PM 224.20 5.45 218.75 490.18 13642.58 05:16:01 PM 145.55 1.15 144.40 436.12 34881.42 Average: 231.17 7.34 223.83 1613.73 20829.47 05:13:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:14:01 PM 28676120 30679536 3979592 12.19 2688 2317328 1856264 5.51 174776 3326248 135584 05:15:01 PM 27755732 30162348 4899980 15.00 2688 2713720 2152168 6.39 399640 3993192 163996 05:16:01 PM 27964072 31111768 4691640 14.37 2688 3447412 1528728 4.54 628160 3531852 166216 Average: 28131975 30651217 4523737 13.85 2688 2826153 1845720 5.48 400859 3617097 155265 05:13:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 282.54 246.60 2629.44 52.15 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 463.72 363.64 6074.97 45.34 0.00 0.00 0.00 0.00 05:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 372.09 334.77 3595.62 1737.55 0.00 0.00 0.00 0.00 05:16:01 PM docker0 6.31 15.44 0.49 243.75 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 372.77 314.99 4099.74 611.65 0.00 0.00 0.00 0.00 Average: docker0 2.10 5.15 0.16 81.25 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) 09/23/2025 _x86_64_ (8 CPU) 17:12:04 LINUX RESTART (8 CPU) 05:13:01 PM CPU %user %nice %system %iowait %steal %idle 05:14:01 PM all 15.38 0.00 1.35 1.72 0.07 81.48 05:14:01 PM 0 12.08 0.00 1.54 0.67 0.07 85.65 05:14:01 PM 1 17.87 0.00 1.61 2.84 0.08 77.59 05:14:01 PM 2 23.25 0.00 2.12 1.97 0.08 72.57 05:14:01 PM 3 7.80 0.00 0.72 0.37 0.07 91.04 05:14:01 PM 4 16.15 0.00 1.34 2.71 0.08 79.71 05:14:01 PM 5 15.62 0.00 1.08 2.17 0.05 81.07 05:14:01 PM 6 21.26 0.00 1.36 1.25 0.07 76.06 05:14:01 PM 7 9.00 0.00 1.05 1.76 0.07 88.13 05:15:01 PM all 23.58 0.00 1.42 1.76 0.09 73.14 05:15:01 PM 0 24.40 0.00 1.24 0.40 0.08 73.87 05:15:01 PM 1 30.51 0.00 1.37 0.67 0.10 67.35 05:15:01 PM 2 18.38 0.00 1.85 3.14 0.12 76.51 05:15:01 PM 3 18.07 0.00 1.24 2.90 0.08 77.70 05:15:01 PM 4 16.96 0.00 1.06 0.25 0.08 81.65 05:15:01 PM 5 33.31 0.00 1.72 0.99 0.10 63.88 05:15:01 PM 6 22.83 0.00 1.24 0.70 0.08 75.14 05:15:01 PM 7 24.15 0.00 1.65 5.06 0.10 69.04 05:16:01 PM all 15.41 0.00 2.43 1.28 0.07 80.80 05:16:01 PM 0 10.21 0.00 2.18 0.03 0.07 87.51 05:16:01 PM 1 13.51 0.00 2.62 1.39 0.07 82.41 05:16:01 PM 2 8.63 0.00 2.33 0.79 0.08 88.16 05:16:01 PM 3 7.71 0.00 2.47 3.56 0.05 86.21 05:16:01 PM 4 20.77 0.00 2.72 1.86 0.07 74.58 05:16:01 PM 5 24.02 0.00 2.52 0.39 0.08 72.99 05:16:01 PM 6 19.02 0.00 2.39 0.69 0.08 77.82 05:16:01 PM 7 19.44 0.00 2.25 1.54 0.08 76.69 Average: all 18.12 0.00 1.74 1.59 0.08 78.48 Average: 0 15.56 0.00 1.65 0.37 0.07 82.34 Average: 1 20.63 0.00 1.87 1.64 0.08 75.78 Average: 2 16.76 0.00 2.10 1.97 0.10 79.07 Average: 3 11.19 0.00 1.48 2.27 0.07 84.99 Average: 4 17.96 0.00 1.70 1.61 0.08 78.65 Average: 5 24.31 0.00 1.77 1.18 0.08 72.66 Average: 6 21.04 0.00 1.66 0.88 0.08 76.34 Average: 7 17.51 0.00 1.65 2.78 0.08 77.98