---> uname -a: Linux prd-centos8-docker-8c-8g-4952.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 988 28310 19 2590 30455 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:f8:9e:d6 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.54/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86242sec preferred_lft 86242sec inet6 fe80::f816:3eff:fef8:9ed6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:52:c3:9d:47 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 ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 01/12/2026 _x86_64_ (8 CPU) 13:42:26 LINUX RESTART (8 CPU) 01:43:01 PM tps rtps wtps bread/s bwrtn/s 01:44:01 PM 194.80 14.41 180.39 3055.51 10504.25 01:45:01 PM 224.63 3.80 220.83 747.35 17179.86 Average: 209.71 9.11 200.61 1901.43 13842.05 01:43:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:44:01 PM 29030092 30892508 3625620 11.10 2688 2179092 1835136 5.44 163788 3001364 144252 01:45:01 PM 28976388 31170140 3679324 11.27 2688 2503720 1484044 4.40 398108 2793448 23160 Average: 29003240 31031324 3652472 11.18 2688 2341406 1659590 4.92 280948 2897406 83706 01:43:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:44:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:44:01 PM eth0 137.47 110.75 1560.26 24.31 0.00 0.00 0.00 0.00 01:44:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:45:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:45:01 PM eth0 396.95 309.83 4814.70 41.34 0.00 0.00 0.00 0.00 01:45:01 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 267.21 210.29 3187.48 32.82 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 01/12/2026 _x86_64_ (8 CPU) 13:42:26 LINUX RESTART (8 CPU) 01:43:01 PM CPU %user %nice %system %iowait %steal %idle 01:44:01 PM all 12.38 0.00 1.11 1.09 0.05 85.37 01:44:01 PM 0 15.66 0.00 1.59 2.00 0.07 80.68 01:44:01 PM 1 24.54 0.00 2.12 1.29 0.07 71.98 01:44:01 PM 2 4.99 0.00 0.80 2.13 0.07 92.02 01:44:01 PM 3 18.03 0.00 1.25 1.19 0.07 79.47 01:44:01 PM 4 10.29 0.00 1.00 0.84 0.05 87.82 01:44:01 PM 5 10.66 0.00 1.02 0.20 0.03 88.09 01:44:01 PM 6 2.99 0.00 0.49 0.54 0.05 95.94 01:44:01 PM 7 11.82 0.00 0.62 0.53 0.03 86.99 01:45:01 PM all 18.08 0.00 1.33 1.09 0.06 79.43 01:45:01 PM 0 5.50 0.00 1.32 0.30 0.07 92.82 01:45:01 PM 1 21.47 0.00 1.74 2.16 0.07 74.57 01:45:01 PM 2 14.99 0.00 0.97 0.89 0.07 83.09 01:45:01 PM 3 23.81 0.00 1.27 1.22 0.07 73.63 01:45:01 PM 4 25.89 0.00 2.19 1.69 0.07 70.17 01:45:01 PM 5 17.77 0.00 1.00 1.14 0.07 80.02 01:45:01 PM 6 7.24 0.00 0.94 0.47 0.05 91.31 01:45:01 PM 7 27.93 0.00 1.23 0.90 0.05 69.88 Average: all 15.23 0.00 1.22 1.09 0.06 82.40 Average: 0 10.58 0.00 1.45 1.15 0.07 86.75 Average: 1 23.00 0.00 1.93 1.72 0.07 73.28 Average: 2 9.99 0.00 0.89 1.51 0.07 87.55 Average: 3 20.92 0.00 1.26 1.20 0.07 76.55 Average: 4 18.09 0.00 1.60 1.26 0.06 78.99 Average: 5 14.21 0.00 1.01 0.67 0.05 84.06 Average: 6 5.12 0.00 0.71 0.50 0.05 93.62 Average: 7 19.88 0.00 0.93 0.72 0.04 78.44