---> uname -a: Linux prd-centos8-docker-8c-8g-6725.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 1055 27285 19 3548 30377 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:19:82:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.247/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fe19:82c1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:16:a5:99:7f 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:fea5:997f/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) 10/27/2025 _x86_64_ (8 CPU) 17:11:19 LINUX RESTART (8 CPU) 05:12:02 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 405.71 15.10 390.61 3259.79 14264.75 05:14:01 PM 254.27 6.07 248.21 1200.20 15102.35 05:15:01 PM 159.86 1.23 158.63 395.87 38050.32 Average: 272.54 7.42 265.11 1609.38 22519.19 05:12:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28802820 30768584 3852892 11.80 2688 2280084 1830060 5.43 170212 3208048 156500 05:14:01 PM 27613112 30031612 5042600 15.44 2688 2725236 2308180 6.85 404916 4128512 178300 05:15:01 PM 27882928 31049796 4772784 14.62 2688 3466516 1566620 4.65 801700 3435272 105508 Average: 28099620 30616664 4556092 13.95 2688 2823945 1901620 5.64 458943 3590611 146769 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 323.54 276.55 3032.82 59.66 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 540.14 441.08 6487.57 52.68 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 388.52 371.79 3672.66 2369.49 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.60 12.53 0.51 243.74 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 417.92 363.62 4405.27 831.65 0.00 0.00 0.00 0.00 Average: docker0 2.21 4.20 0.17 81.71 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) 10/27/2025 _x86_64_ (8 CPU) 17:11:19 LINUX RESTART (8 CPU) 05:12:02 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 14.32 0.00 1.38 0.98 0.07 83.26 05:13:01 PM 0 11.03 0.00 0.92 0.25 0.08 87.71 05:13:01 PM 1 21.71 0.00 1.36 1.17 0.07 75.69 05:13:01 PM 2 9.59 0.00 2.13 1.91 0.09 86.29 05:13:01 PM 3 18.35 0.00 1.54 0.44 0.07 79.59 05:13:01 PM 4 9.51 0.00 1.09 0.97 0.09 88.34 05:13:01 PM 5 21.12 0.00 2.23 1.24 0.07 75.34 05:13:01 PM 6 11.46 0.00 0.53 0.63 0.05 87.33 05:13:01 PM 7 11.74 0.00 1.22 1.22 0.05 85.77 05:14:01 PM all 28.33 0.00 1.42 0.69 0.09 69.48 05:14:01 PM 0 28.79 0.00 1.83 1.07 0.10 68.21 05:14:01 PM 1 22.88 0.00 2.04 2.13 0.10 72.85 05:14:01 PM 2 39.12 0.00 1.77 0.67 0.10 58.34 05:14:01 PM 3 18.65 0.00 1.20 0.32 0.07 79.76 05:14:01 PM 4 22.28 0.00 1.09 0.23 0.07 76.33 05:14:01 PM 5 41.42 0.00 1.19 0.37 0.10 56.93 05:14:01 PM 6 30.25 0.00 1.12 0.45 0.08 68.09 05:14:01 PM 7 23.21 0.00 1.12 0.27 0.08 75.32 05:15:01 PM all 12.49 0.00 2.49 0.79 0.07 84.15 05:15:01 PM 0 9.28 0.00 2.34 0.45 0.07 87.86 05:15:01 PM 1 14.12 0.00 2.95 1.01 0.08 81.84 05:15:01 PM 2 17.41 0.00 3.09 2.13 0.08 77.28 05:15:01 PM 3 10.81 0.00 2.25 0.18 0.08 86.68 05:15:01 PM 4 9.11 0.00 2.45 0.29 0.05 88.10 05:15:01 PM 5 14.36 0.00 2.35 0.59 0.05 82.65 05:15:01 PM 6 17.51 0.00 2.35 1.18 0.07 78.90 05:15:01 PM 7 7.35 0.00 2.17 0.54 0.07 89.88 Average: all 18.40 0.00 1.77 0.82 0.08 78.94 Average: 0 16.39 0.00 1.70 0.59 0.08 81.23 Average: 1 19.56 0.00 2.12 1.44 0.08 76.80 Average: 2 22.12 0.00 2.33 1.57 0.09 73.89 Average: 3 15.93 0.00 1.67 0.31 0.07 82.02 Average: 4 13.66 0.00 1.54 0.49 0.07 84.23 Average: 5 25.67 0.00 1.92 0.73 0.07 71.61 Average: 6 19.78 0.00 1.34 0.75 0.07 78.06 Average: 7 14.12 0.00 1.50 0.67 0.07 83.64