---> uname -a: Linux prd-centos8-docker-8c-8g-3531.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 1051 27225 19 3613 30379 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:20:ba:60 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.88/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86077sec preferred_lft 86077sec inet6 fe80::f816:3eff:fe20:ba60/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f4:af:f7:b6 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:f4ff:feaf:f7b6/64 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) 03/20/2026 _x86_64_ (8 CPU) 17:11:43 LINUX RESTART (8 CPU) 05:12:02 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 200.98 20.34 180.64 5563.84 8070.04 05:14:01 PM 196.62 14.46 182.15 3198.53 11408.58 05:15:01 PM 249.60 4.82 244.79 1166.01 9031.96 05:16:01 PM 244.87 2.38 242.49 389.47 40863.80 05:17:01 PM 58.08 2.73 55.35 136.35 8881.41 Average: 189.99 8.91 181.08 2079.43 15676.14 05:12:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29697104 31308604 2958608 9.06 2688 1937636 1395108 4.14 135836 2401160 130044 05:14:01 PM 29201104 31114900 3454608 10.58 2688 2229648 1570076 4.66 188292 2798576 76432 05:15:01 PM 28112380 30416596 4543332 13.91 2688 2612272 2000552 5.94 266940 3776016 216336 05:16:01 PM 26429828 29581824 6225884 19.07 2688 3449468 2765952 8.21 633324 5046432 74756 05:17:01 PM 27890984 31120812 4764728 14.59 2688 3526128 1513988 4.49 816396 3408876 8492 Average: 28266280 30708547 4389432 13.44 2688 2751030 1849135 5.49 408158 3486212 101212 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 397.32 240.01 1641.36 63.13 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 193.37 165.37 1660.29 46.46 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 453.52 387.19 5517.15 48.87 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 422.76 338.50 6264.73 39.53 0.00 0.00 0.00 0.00 05:16:01 PM docker0 6.50 14.71 0.50 257.29 0.00 0.00 0.00 0.00 05:17:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:17:01 PM eth0 224.16 244.15 61.29 2367.72 0.00 0.00 0.00 0.00 05:17:01 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 338.04 275.16 3033.55 514.63 0.00 0.00 0.00 0.00 Average: docker0 1.30 2.95 0.10 51.63 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) 03/20/2026 _x86_64_ (8 CPU) 17:11:43 LINUX RESTART (8 CPU) 05:12:02 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 9.49 0.00 1.57 0.78 0.04 88.12 05:13:01 PM 0 6.59 0.00 0.93 0.29 0.03 92.16 05:13:01 PM 1 15.13 0.00 2.67 0.73 0.05 81.42 05:13:01 PM 2 7.51 0.00 0.48 0.24 0.05 91.73 05:13:01 PM 3 4.44 0.00 2.04 2.48 0.05 90.98 05:13:01 PM 4 12.16 0.00 1.70 0.66 0.03 85.44 05:13:01 PM 5 11.34 0.00 1.75 0.99 0.03 85.89 05:13:01 PM 6 15.30 0.00 1.41 0.75 0.05 82.50 05:13:01 PM 7 3.42 0.00 1.62 0.09 0.05 94.82 05:14:01 PM all 11.92 0.00 1.13 1.55 0.06 85.34 05:14:01 PM 0 9.52 0.00 0.80 0.58 0.08 89.01 05:14:01 PM 1 12.70 0.00 1.05 1.75 0.07 84.42 05:14:01 PM 2 12.63 0.00 1.29 1.71 0.07 84.30 05:14:01 PM 3 14.44 0.00 0.90 0.97 0.07 83.62 05:14:01 PM 4 21.39 0.00 2.12 3.01 0.07 73.42 05:14:01 PM 5 12.17 0.00 1.35 1.67 0.07 84.75 05:14:01 PM 6 7.33 0.00 0.70 0.27 0.03 91.66 05:14:01 PM 7 5.12 0.00 0.82 2.43 0.05 91.58 05:15:01 PM all 22.16 0.00 1.29 3.72 0.09 72.75 05:15:01 PM 0 25.25 0.00 1.83 7.79 0.12 65.02 05:15:01 PM 1 14.05 0.00 1.39 4.00 0.10 80.46 05:15:01 PM 2 21.61 0.00 1.71 5.65 0.08 70.94 05:15:01 PM 3 22.62 0.00 1.32 2.19 0.07 73.79 05:15:01 PM 4 20.46 0.00 1.12 3.31 0.08 75.03 05:15:01 PM 5 24.41 0.00 1.10 1.77 0.08 72.63 05:15:01 PM 6 31.46 0.00 1.10 3.29 0.08 64.06 05:15:01 PM 7 17.37 0.00 0.79 1.74 0.08 80.02 05:16:01 PM all 20.63 0.00 2.97 1.49 0.09 74.82 05:16:01 PM 0 19.80 0.00 2.82 1.34 0.08 75.95 05:16:01 PM 1 15.20 0.00 2.81 1.21 0.07 80.71 05:16:01 PM 2 34.56 0.00 3.29 1.51 0.10 60.54 05:16:01 PM 3 23.31 0.00 3.75 4.38 0.10 68.46 05:16:01 PM 4 9.90 0.00 3.05 0.89 0.10 86.07 05:16:01 PM 5 24.57 0.00 3.05 0.60 0.08 71.69 05:16:01 PM 6 25.45 0.00 2.69 0.91 0.08 70.87 05:16:01 PM 7 12.23 0.00 2.29 1.09 0.08 84.30 05:17:01 PM all 11.94 0.00 1.33 0.14 0.05 86.53 05:17:01 PM 0 18.36 0.00 2.26 0.27 0.07 79.05 05:17:01 PM 1 11.88 0.00 1.37 0.12 0.07 86.56 05:17:01 PM 2 17.35 0.00 1.29 0.23 0.07 81.06 05:17:01 PM 3 20.57 0.00 1.65 0.13 0.03 77.61 05:17:01 PM 4 4.12 0.00 0.77 0.02 0.05 95.05 05:17:01 PM 5 6.23 0.00 0.89 0.25 0.05 92.58 05:17:01 PM 6 4.60 0.00 1.05 0.05 0.07 94.22 05:17:01 PM 7 12.39 0.00 1.35 0.08 0.03 86.14 Average: all 15.24 0.00 1.66 1.54 0.07 81.50 Average: 0 15.92 0.00 1.73 2.06 0.08 80.21 Average: 1 13.79 0.00 1.85 1.57 0.07 82.72 Average: 2 18.76 0.00 1.61 1.87 0.07 77.68 Average: 3 17.11 0.00 1.93 2.03 0.06 78.87 Average: 4 13.62 0.00 1.75 1.58 0.07 82.98 Average: 5 15.75 0.00 1.63 1.06 0.06 81.50 Average: 6 16.83 0.00 1.39 1.05 0.06 80.67 Average: 7 10.13 0.00 1.37 1.09 0.06 87.35