---> uname -a: Linux prd-centos8-docker-8c-8g-1254.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 1052 27161 19 3675 30378 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:1f:c8:8c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.45/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:fe1f:c88c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c2:11:25:cf 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:c2ff:fe11:25cf/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) 04/13/2026 _x86_64_ (8 CPU) 17:11:49 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 238.10 26.66 211.45 6927.31 9245.85 05:14:01 PM 240.50 14.51 225.99 3223.99 12900.27 05:15:01 PM 313.35 6.38 306.97 1208.07 12122.73 05:16:01 PM 177.11 3.30 173.81 523.83 39744.30 Average: 242.26 12.71 229.55 2970.87 18503.55 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29499088 31223840 3156624 9.67 2688 2046092 1469672 4.36 146784 2573636 220416 05:14:01 PM 28742760 30808268 3912952 11.98 2688 2378300 1803960 5.35 202904 3229052 141748 05:15:01 PM 27557128 30071876 5098584 15.61 2688 2819512 2316040 6.87 405524 4178124 261660 05:16:01 PM 27811024 31102436 4844688 14.84 2688 3588412 1499944 4.45 645796 3655236 165000 Average: 28402500 30801605 4253212 13.02 2688 2708079 1772404 5.26 350252 3409012 197206 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 381.97 239.99 1893.04 63.95 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 333.22 287.75 3184.84 61.78 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 494.73 395.10 6417.40 51.05 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 403.20 367.51 4024.46 2084.46 0.00 0.00 0.00 0.00 05:16:01 PM docker0 6.65 14.25 0.52 258.03 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 403.28 322.59 3879.83 565.33 0.00 0.00 0.00 0.00 Average: docker0 1.66 3.56 0.13 64.51 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) 04/13/2026 _x86_64_ (8 CPU) 17:11:49 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 14.78 0.00 2.06 0.85 0.06 82.25 05:13:01 PM 0 8.17 0.00 1.19 0.23 0.05 90.36 05:13:01 PM 1 18.78 0.00 2.52 0.64 0.07 77.99 05:13:01 PM 2 20.50 0.00 1.52 0.57 0.05 77.36 05:13:01 PM 3 24.52 0.00 3.06 0.77 0.07 71.58 05:13:01 PM 4 6.37 0.00 1.74 0.49 0.05 91.35 05:13:01 PM 5 15.72 0.00 2.29 1.59 0.07 80.33 05:13:01 PM 6 15.12 0.00 2.17 0.32 0.05 82.34 05:13:01 PM 7 9.08 0.00 2.01 2.19 0.05 86.67 05:14:01 PM all 13.65 0.00 1.29 0.82 0.07 84.16 05:14:01 PM 0 11.53 0.00 1.37 0.95 0.07 86.08 05:14:01 PM 1 10.19 0.00 1.09 0.75 0.07 87.90 05:14:01 PM 2 9.65 0.00 1.19 0.75 0.07 88.34 05:14:01 PM 3 10.43 0.00 1.36 1.93 0.07 86.22 05:14:01 PM 4 22.60 0.00 1.24 0.57 0.08 75.51 05:14:01 PM 5 17.97 0.00 1.52 0.60 0.08 79.82 05:14:01 PM 6 15.60 0.00 1.27 0.57 0.08 82.48 05:14:01 PM 7 11.21 0.00 1.32 0.42 0.07 86.98 05:15:01 PM all 27.25 0.00 1.73 1.18 0.10 69.75 05:15:01 PM 0 21.45 0.00 1.64 2.31 0.12 74.47 05:15:01 PM 1 33.09 0.00 1.51 1.44 0.10 63.86 05:15:01 PM 2 32.46 0.00 2.35 1.11 0.10 63.98 05:15:01 PM 3 25.47 0.00 1.68 0.50 0.08 72.27 05:15:01 PM 4 27.56 0.00 1.75 0.92 0.12 69.66 05:15:01 PM 5 32.60 0.00 1.93 1.73 0.10 63.64 05:15:01 PM 6 20.38 0.00 1.69 0.96 0.08 76.89 05:15:01 PM 7 24.97 0.00 1.26 0.49 0.08 73.20 05:16:01 PM all 18.66 0.00 2.99 0.67 0.09 77.59 05:16:01 PM 0 19.22 0.00 3.17 0.22 0.10 77.29 05:16:01 PM 1 18.70 0.00 3.19 1.70 0.08 76.32 05:16:01 PM 2 23.28 0.00 3.11 1.26 0.08 72.27 05:16:01 PM 3 19.83 0.00 2.70 0.70 0.08 76.69 05:16:01 PM 4 21.39 0.00 2.56 0.47 0.10 75.48 05:16:01 PM 5 22.00 0.00 3.10 0.42 0.08 74.40 05:16:01 PM 6 14.24 0.00 3.27 0.44 0.08 81.98 05:16:01 PM 7 10.61 0.00 2.86 0.13 0.08 86.31 Average: all 18.58 0.00 2.02 0.88 0.08 78.45 Average: 0 15.09 0.00 1.84 0.93 0.08 82.06 Average: 1 20.18 0.00 2.08 1.13 0.08 76.53 Average: 2 21.46 0.00 2.04 0.92 0.08 75.50 Average: 3 20.06 0.00 2.20 0.98 0.08 76.69 Average: 4 19.48 0.00 1.82 0.61 0.09 78.00 Average: 5 22.06 0.00 2.21 1.09 0.08 74.56 Average: 6 16.33 0.00 2.10 0.57 0.08 80.92 Average: 7 13.97 0.00 1.86 0.81 0.07 83.29