---> uname -a: Linux prd-centos8-docker-8c-8g-2136.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: 2800.000 BogoMIPS: 5600.00 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 1035 27313 19 3541 30398 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:9a:99:75 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.90/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe9a:9975/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:35:e0:97:35 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::42:35ff:fee0:9735/64 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) 10/11/2025 _x86_64_ (8 CPU) 17:11:22 LINUX RESTART (8 CPU) 05:12:02 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 88.90 0.34 88.56 10.44 6166.28 05:14:01 PM 431.59 19.84 411.75 4323.76 15671.11 05:15:01 PM 253.73 2.33 251.40 406.80 43934.57 Average: 259.03 7.55 251.48 1589.19 22012.87 05:12:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29516140 31238932 3139572 9.61 2688 2044412 1457736 4.33 146188 2557936 217172 05:14:01 PM 28134860 30383800 4520852 13.84 2688 2559420 2038148 6.05 257204 3771944 261352 05:15:01 PM 28010028 31155168 4645684 14.23 2688 3445520 1511624 4.48 626148 3491456 147528 Average: 28553676 30925967 4102036 12.56 2688 2683117 1669169 4.95 343180 3273779 208684 05:12:02 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 64.06 49.55 1088.04 8.52 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 484.02 405.85 6025.05 70.33 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 544.05 454.78 5987.02 1262.78 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.60 15.74 0.50 243.85 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 365.74 304.83 4385.20 449.69 0.00 0.00 0.00 0.00 Average: docker0 2.21 5.28 0.17 81.74 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) 10/11/2025 _x86_64_ (8 CPU) 17:11:22 LINUX RESTART (8 CPU) 05:12:02 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 7.44 0.00 0.62 1.35 0.04 90.55 05:13:01 PM 0 4.21 0.00 0.44 1.70 0.03 93.62 05:13:01 PM 1 26.07 0.00 2.10 3.29 0.05 68.48 05:13:01 PM 2 4.97 0.00 0.51 0.24 0.07 94.22 05:13:01 PM 3 3.34 0.00 0.39 3.09 0.03 93.14 05:13:01 PM 4 2.92 0.00 0.24 0.63 0.03 96.18 05:13:01 PM 5 14.39 0.00 0.68 1.44 0.03 83.46 05:13:01 PM 6 2.51 0.00 0.30 0.19 0.02 96.98 05:13:01 PM 7 1.15 0.00 0.32 0.22 0.03 98.27 05:14:01 PM all 27.17 0.00 1.74 1.87 0.10 69.12 05:14:01 PM 0 40.32 0.00 1.42 1.76 0.13 56.37 05:14:01 PM 1 27.31 0.00 1.72 0.69 0.12 70.16 05:14:01 PM 2 24.60 0.00 2.21 1.81 0.10 71.28 05:14:01 PM 3 23.59 0.00 1.91 2.77 0.08 71.65 05:14:01 PM 4 22.88 0.00 1.69 2.46 0.10 72.86 05:14:01 PM 5 24.07 0.00 2.16 3.15 0.10 70.52 05:14:01 PM 6 34.82 0.00 1.17 0.89 0.12 63.00 05:14:01 PM 7 19.78 0.00 1.61 1.42 0.08 77.11 05:15:01 PM all 20.33 0.00 2.99 1.94 0.10 74.64 05:15:01 PM 0 25.56 0.00 2.79 0.55 0.10 70.99 05:15:01 PM 1 14.87 0.00 3.90 3.30 0.12 77.82 05:15:01 PM 2 26.11 0.00 3.03 3.04 0.10 67.73 05:15:01 PM 3 18.27 0.00 2.42 0.52 0.10 78.69 05:15:01 PM 4 11.14 0.00 3.20 0.62 0.10 84.93 05:15:01 PM 5 27.01 0.00 2.92 5.66 0.10 64.30 05:15:01 PM 6 15.48 0.00 2.94 0.89 0.08 80.60 05:15:01 PM 7 24.17 0.00 2.71 0.96 0.08 72.08 Average: all 18.36 0.00 1.79 1.72 0.08 78.05 Average: 0 23.45 0.00 1.56 1.34 0.09 73.57 Average: 1 22.75 0.00 2.58 2.42 0.10 72.16 Average: 2 18.62 0.00 1.92 1.70 0.09 77.67 Average: 3 15.11 0.00 1.58 2.12 0.07 81.12 Average: 4 12.35 0.00 1.71 1.24 0.08 84.61 Average: 5 21.85 0.00 1.92 3.42 0.08 72.73 Average: 6 17.67 0.00 1.48 0.66 0.07 80.13 Average: 7 15.08 0.00 1.55 0.87 0.07 82.43