---> uname -a: Linux prd-centos8-docker-8c-8g-1744.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 1083 27192 19 3614 30347 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:f7:81:ed brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.46/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:fef7:81ed/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:95:d6:cf:dc 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::42:95ff:fed6:cfdc/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) 03/13/2026 _x86_64_ (8 CPU) 17:11:18 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 197.60 14.50 183.11 3203.73 11881.99 05:14:01 PM 364.19 4.78 359.41 1165.54 13477.44 05:15:01 PM 245.43 2.47 242.97 463.45 43149.00 05:16:01 PM 55.66 1.07 54.60 81.57 6497.72 Average: 215.72 5.70 210.01 1228.57 18751.76 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28944200 30841932 3711512 11.37 2688 2214920 1813360 5.38 160408 3088968 157032 05:14:01 PM 27835088 30140724 4820624 14.76 2688 2613572 2245732 6.66 269632 4046444 216040 05:15:01 PM 26119916 29275028 6535796 20.01 2688 3452464 3049016 9.05 635172 5356388 74952 05:16:01 PM 27782752 31016232 4872960 14.92 2688 3530084 1578400 4.68 817620 3513564 11272 Average: 27670489 30318479 4985223 15.27 2688 2952760 2171627 6.44 470708 4001341 114824 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 216.04 178.21 2151.38 45.82 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 495.02 412.18 5730.16 54.80 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 533.39 451.40 6271.34 1273.92 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.75 14.33 0.51 257.28 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 104.90 119.24 51.19 1133.60 0.00 0.00 0.00 0.00 05:16:01 PM docker0 0.00 0.00 0.00 0.00 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 337.33 290.25 3550.93 627.06 0.00 0.00 0.00 0.00 Average: docker0 1.69 3.58 0.13 64.32 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) 03/13/2026 _x86_64_ (8 CPU) 17:11:18 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 11.79 0.00 1.15 1.68 0.06 85.32 05:13:01 PM 0 7.99 0.00 0.90 3.99 0.07 87.05 05:13:01 PM 1 11.28 0.00 1.35 5.26 0.08 82.02 05:13:01 PM 2 18.62 0.00 0.83 0.92 0.07 79.56 05:13:01 PM 3 16.47 0.00 1.90 0.45 0.07 81.11 05:13:01 PM 4 17.91 0.00 1.47 1.09 0.03 79.50 05:13:01 PM 5 11.32 0.00 1.00 0.75 0.03 86.90 05:13:01 PM 6 6.83 0.00 1.12 0.85 0.05 91.15 05:13:01 PM 7 3.90 0.00 0.59 0.17 0.07 95.28 05:14:01 PM all 24.85 0.00 1.60 3.10 0.09 70.36 05:14:01 PM 0 25.81 0.00 2.03 2.95 0.10 69.12 05:14:01 PM 1 26.69 0.00 1.51 5.36 0.08 66.36 05:14:01 PM 2 22.42 0.00 1.42 4.19 0.08 71.88 05:14:01 PM 3 20.06 0.00 2.23 4.75 0.08 72.88 05:14:01 PM 4 23.19 0.00 1.44 0.49 0.10 74.79 05:14:01 PM 5 28.14 0.00 1.54 3.42 0.08 66.82 05:14:01 PM 6 23.16 0.00 1.15 1.39 0.07 74.24 05:14:01 PM 7 29.37 0.00 1.49 2.23 0.08 66.83 05:15:01 PM all 18.94 0.00 2.52 2.50 0.09 75.95 05:15:01 PM 0 15.83 0.00 2.28 0.30 0.08 81.50 05:15:01 PM 1 17.59 0.00 2.70 6.70 0.08 72.92 05:15:01 PM 2 23.14 0.00 2.86 3.43 0.10 70.47 05:15:01 PM 3 25.42 0.00 2.86 3.93 0.10 67.69 05:15:01 PM 4 12.29 0.00 2.59 2.08 0.07 82.97 05:15:01 PM 5 15.35 0.00 2.18 1.85 0.08 80.53 05:15:01 PM 6 20.64 0.00 2.29 0.93 0.08 76.06 05:15:01 PM 7 21.29 0.00 2.38 0.79 0.08 75.46 05:16:01 PM all 9.50 0.00 0.95 0.96 0.05 88.55 05:16:01 PM 0 5.89 0.00 0.93 3.50 0.05 89.62 05:16:01 PM 1 10.81 0.00 0.83 0.28 0.05 88.03 05:16:01 PM 2 10.07 0.00 0.78 0.10 0.03 89.01 05:16:01 PM 3 2.56 0.00 0.54 0.00 0.07 96.84 05:16:01 PM 4 11.72 0.00 1.03 0.25 0.05 86.95 05:16:01 PM 5 14.96 0.00 1.32 0.27 0.05 83.40 05:16:01 PM 6 15.00 0.00 1.22 2.54 0.05 81.19 05:16:01 PM 7 4.97 0.00 0.93 0.73 0.03 93.33 Average: all 16.26 0.00 1.55 2.06 0.07 80.06 Average: 0 13.87 0.00 1.53 2.69 0.08 81.83 Average: 1 16.58 0.00 1.60 4.40 0.08 77.35 Average: 2 18.55 0.00 1.47 2.15 0.07 77.75 Average: 3 16.11 0.00 1.88 2.28 0.08 79.65 Average: 4 16.28 0.00 1.63 0.97 0.06 81.05 Average: 5 17.43 0.00 1.51 1.57 0.06 79.43 Average: 6 16.40 0.00 1.44 1.43 0.06 80.67 Average: 7 14.87 0.00 1.35 0.98 0.07 82.74