---> uname -a: Linux prd-centos8-docker-8c-8g-3033.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1757 25193 19 4936 29661 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:de:e6:76 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.166/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86098sec preferred_lft 86098sec inet6 fe80::f816:3eff:fede:e676/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0e:0a:46:fb 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:eff:fe0a:46fb/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/27/2026 _x86_64_ (8 CPU) 11:21:25 LINUX RESTART (8 CPU) 11:22:01 AM tps rtps wtps bread/s bwrtn/s 11:23:01 AM 173.63 14.85 158.78 3238.52 9774.36 11:24:01 AM 220.30 4.92 215.38 1123.68 38383.72 11:25:01 AM 239.44 16.49 222.94 5483.77 30810.13 11:26:01 AM 87.90 3.02 84.89 183.01 24606.36 Average: 180.31 9.82 170.50 2507.30 25893.12 11:22:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:23:01 AM 28400880 30934708 4252492 13.02 2688 2849436 1826788 5.42 177380 3612060 810344 11:24:01 AM 26757048 29664892 5896324 18.06 2688 3217064 2784116 8.26 268840 5127140 56872 11:25:01 AM 25917948 29950752 6735424 20.63 2688 4324700 2558220 7.59 510156 5662400 160796 11:26:01 AM 25868308 30439456 6785064 20.78 2688 4858836 2051128 6.09 892932 5320136 24376 Average: 26736046 30247452 5917326 18.12 2688 3812509 2305063 6.84 462327 4930434 263097 11:22:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:23:01 AM eth0 483.62 246.82 11152.08 42.99 0.00 0.00 0.00 0.00 11:23:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:24:01 AM eth0 367.27 286.22 5375.78 38.33 0.00 0.00 0.00 0.00 11:24:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:25:01 AM lo 12.86 12.86 1.35 1.35 0.00 0.00 0.00 0.00 11:25:01 AM eth0 1637.00 448.13 7725.39 45.60 0.00 0.00 0.00 0.00 11:25:01 AM docker0 4.80 5.91 0.65 0.69 0.00 0.00 0.00 0.00 11:26:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:26:01 AM eth0 369.51 235.65 824.66 191.00 0.00 0.00 0.00 0.00 11:26:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.22 3.22 0.34 0.34 0.00 0.00 0.00 0.00 Average: eth0 714.37 304.21 6269.51 79.48 0.00 0.00 0.00 0.00 Average: docker0 1.20 1.48 0.16 0.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/27/2026 _x86_64_ (8 CPU) 11:21:25 LINUX RESTART (8 CPU) 11:22:01 AM CPU %user %nice %system %iowait %steal %idle 11:23:01 AM all 12.08 0.00 1.13 0.50 0.06 86.23 11:23:01 AM 0 11.47 0.00 1.12 0.65 0.05 86.72 11:23:01 AM 1 4.95 0.00 0.74 0.60 0.05 93.67 11:23:01 AM 2 11.18 0.00 1.04 1.00 0.07 86.71 11:23:01 AM 3 14.47 0.00 1.40 0.33 0.08 83.71 11:23:01 AM 4 31.74 0.00 2.29 0.75 0.05 65.18 11:23:01 AM 5 13.06 0.00 1.57 0.13 0.07 85.17 11:23:01 AM 6 7.65 0.00 0.52 0.33 0.03 91.47 11:23:01 AM 7 2.15 0.00 0.37 0.18 0.05 97.24 11:24:01 AM all 28.73 0.00 1.13 4.42 0.08 65.64 11:24:01 AM 0 16.16 0.00 0.73 1.94 0.07 81.10 11:24:01 AM 1 34.88 0.00 1.61 6.77 0.08 56.66 11:24:01 AM 2 36.37 0.00 1.09 4.28 0.10 58.16 11:24:01 AM 3 32.83 0.00 1.49 6.66 0.08 58.94 11:24:01 AM 4 32.17 0.00 1.47 8.12 0.08 58.16 11:24:01 AM 5 20.19 0.00 0.82 1.71 0.08 77.20 11:24:01 AM 6 40.54 0.00 1.12 5.54 0.08 52.71 11:24:01 AM 7 16.71 0.00 0.74 0.35 0.05 82.16 11:25:01 AM all 19.56 0.24 3.04 1.60 0.09 75.47 11:25:01 AM 0 20.63 0.02 3.15 1.48 0.10 74.62 11:25:01 AM 1 17.57 1.60 4.08 5.12 0.10 71.53 11:25:01 AM 2 21.24 0.05 3.39 1.72 0.08 73.51 11:25:01 AM 3 17.82 0.05 3.23 0.66 0.08 78.16 11:25:01 AM 4 17.11 0.10 2.54 1.01 0.08 79.15 11:25:01 AM 5 25.70 0.03 2.84 1.13 0.08 70.21 11:25:01 AM 6 23.15 0.00 3.12 1.23 0.10 72.40 11:25:01 AM 7 13.25 0.05 1.99 0.44 0.08 84.19 11:26:01 AM all 20.89 0.04 1.39 0.98 0.05 76.65 11:26:01 AM 0 11.11 0.28 1.05 0.02 0.05 87.48 11:26:01 AM 1 20.23 0.00 1.61 6.38 0.05 71.73 11:26:01 AM 2 32.19 0.00 2.31 0.27 0.05 65.18 11:26:01 AM 3 19.22 0.00 1.71 0.67 0.07 78.34 11:26:01 AM 4 17.61 0.00 1.93 0.32 0.07 80.08 11:26:01 AM 5 11.56 0.00 0.75 0.02 0.05 87.62 11:26:01 AM 6 31.57 0.00 0.79 0.17 0.05 67.43 11:26:01 AM 7 23.59 0.00 0.99 0.00 0.05 75.37 Average: all 20.32 0.07 1.67 1.87 0.07 76.00 Average: 0 14.83 0.08 1.51 1.02 0.07 82.49 Average: 1 19.41 0.40 2.00 4.72 0.07 73.41 Average: 2 25.25 0.01 1.95 1.82 0.08 70.89 Average: 3 21.09 0.01 1.95 2.08 0.08 74.78 Average: 4 24.68 0.03 2.06 2.55 0.07 70.62 Average: 5 17.62 0.01 1.49 0.75 0.07 80.06 Average: 6 25.73 0.00 1.38 1.82 0.07 71.00 Average: 7 13.93 0.01 1.02 0.24 0.06 84.74