---> uname -a: Linux prd-centos8-docker-8c-8g-1461.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: 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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1064 26327 19 4495 30354 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:d3:7e:3f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.3/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86065sec preferred_lft 86065sec inet6 fe80::f816:3eff:fed3:7e3f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:16:02:a0:d0 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::42:16ff:fe02:a0d0/64 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) 07/21/2026 _x86_64_ (8 CPU) 07:30:24 LINUX RESTART (8 CPU) 07:31:01 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 127.94 8.73 119.21 2462.25 8600.38 07:33:01 AM 190.07 8.35 181.72 873.18 11729.39 07:34:01 AM 125.83 2.60 123.23 1043.16 13622.30 07:35:01 AM 184.61 16.53 168.08 5501.37 28321.14 07:36:01 AM 75.69 1.22 74.48 112.10 26604.12 Average: 140.83 7.48 133.34 1998.44 17775.60 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 29226768 31179772 3426596 10.49 2688 2270564 2015724 5.98 154184 2815068 272640 07:33:01 AM 28788812 30911948 3864552 11.84 2688 2434736 1658708 4.92 198632 3179600 122492 07:34:01 AM 26469144 29667256 6184220 18.94 2688 3492168 2796584 8.30 274356 5357500 785560 07:35:01 AM 25911096 29955752 6742268 20.65 2688 4332660 2395936 7.11 737276 5428840 672716 07:36:01 AM 26984552 31107504 5668812 17.36 2688 4409276 1475968 4.38 902380 4194700 8476 Average: 27476074 30564446 5177290 15.86 2688 3387881 2068584 6.14 453366 4195142 372377 07:31:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:32:01 AM eth0 127.56 90.02 1758.04 29.82 0.00 0.00 0.00 0.00 07:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 198.70 179.06 2095.84 30.94 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM eth0 1857.46 648.34 10481.72 55.51 0.00 0.00 0.00 0.00 07:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM lo 12.88 12.88 1.35 1.35 0.00 0.00 0.00 0.00 07:35:01 AM eth0 167.18 132.06 1712.92 32.14 0.00 0.00 0.00 0.00 07:35:01 AM docker0 4.77 5.91 0.65 0.69 0.00 0.00 0.00 0.00 07:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:36:01 AM eth0 58.33 75.14 34.58 1251.31 0.00 0.00 0.00 0.00 07:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.58 2.58 0.27 0.27 0.00 0.00 0.00 0.00 Average: eth0 481.80 224.91 3216.38 279.95 0.00 0.00 0.00 0.00 Average: docker0 0.95 1.18 0.13 0.14 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) 07/21/2026 _x86_64_ (8 CPU) 07:30:24 LINUX RESTART (8 CPU) 07:31:01 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 9.29 0.00 0.93 2.76 0.05 86.97 07:32:01 AM 0 5.87 0.00 0.50 0.87 0.05 92.71 07:32:01 AM 1 6.25 0.00 0.75 1.34 0.07 91.59 07:32:01 AM 2 6.78 0.00 0.75 8.80 0.05 83.61 07:32:01 AM 3 5.63 0.00 0.62 1.75 0.03 91.97 07:32:01 AM 4 15.43 0.00 1.80 2.77 0.05 79.95 07:32:01 AM 5 23.99 0.00 1.90 2.79 0.12 71.20 07:32:01 AM 6 5.22 0.00 0.42 1.03 0.03 93.29 07:32:01 AM 7 5.14 0.00 0.72 2.69 0.03 91.41 07:33:01 AM all 9.92 0.00 0.99 9.22 0.07 79.80 07:33:01 AM 0 13.56 0.00 0.92 2.84 0.07 82.62 07:33:01 AM 1 12.15 0.00 1.20 21.39 0.07 65.18 07:33:01 AM 2 13.80 0.00 0.75 6.95 0.08 78.42 07:33:01 AM 3 6.58 0.00 0.75 4.50 0.07 88.10 07:33:01 AM 4 7.72 0.00 1.39 11.43 0.05 79.42 07:33:01 AM 5 9.40 0.00 1.10 22.49 0.05 66.96 07:33:01 AM 6 8.02 0.00 1.09 3.03 0.05 87.82 07:33:01 AM 7 8.10 0.00 0.75 1.12 0.10 89.93 07:34:01 AM all 29.95 0.00 2.20 1.09 0.13 66.63 07:34:01 AM 0 35.22 0.00 2.96 2.54 0.17 59.11 07:34:01 AM 1 32.67 0.00 2.64 1.50 0.12 63.07 07:34:01 AM 2 30.56 0.00 2.04 0.10 0.10 67.20 07:34:01 AM 3 42.34 0.00 1.80 0.07 0.15 55.64 07:34:01 AM 4 12.71 0.00 2.05 3.15 0.08 82.01 07:34:01 AM 5 26.39 0.00 1.86 0.24 0.12 71.39 07:34:01 AM 6 25.30 0.00 2.04 0.72 0.13 71.80 07:34:01 AM 7 34.43 0.00 2.19 0.39 0.13 62.86 07:35:01 AM all 23.85 0.39 2.31 2.36 0.11 70.98 07:35:01 AM 0 24.95 0.02 2.69 1.42 0.13 70.78 07:35:01 AM 1 31.14 0.00 2.18 4.36 0.10 62.23 07:35:01 AM 2 26.15 0.00 2.29 3.16 0.12 68.27 07:35:01 AM 3 26.45 2.88 2.93 3.22 0.13 64.38 07:35:01 AM 4 19.49 0.07 1.99 0.97 0.12 77.36 07:35:01 AM 5 22.81 0.00 2.13 1.99 0.12 72.95 07:35:01 AM 6 21.16 0.05 1.98 2.62 0.08 74.12 07:35:01 AM 7 18.62 0.07 2.32 1.18 0.08 77.74 07:36:01 AM all 9.96 0.00 1.14 1.48 0.05 87.37 07:36:01 AM 0 5.62 0.00 0.88 0.10 0.05 93.34 07:36:01 AM 1 7.93 0.00 0.80 1.59 0.05 89.63 07:36:01 AM 2 8.74 0.00 0.80 3.79 0.03 86.63 07:36:01 AM 3 22.26 0.00 2.02 2.51 0.07 73.15 07:36:01 AM 4 9.67 0.00 1.00 0.85 0.03 88.44 07:36:01 AM 5 7.49 0.00 1.12 0.12 0.02 91.26 07:36:01 AM 6 6.76 0.00 1.12 2.81 0.07 89.24 07:36:01 AM 7 11.21 0.00 1.40 0.10 0.05 87.24 Average: all 16.56 0.08 1.52 3.39 0.08 78.38 Average: 0 17.01 0.00 1.59 1.55 0.09 79.75 Average: 1 18.00 0.00 1.51 6.04 0.08 74.36 Average: 2 17.17 0.00 1.33 4.57 0.08 76.85 Average: 3 20.61 0.58 1.63 2.41 0.09 74.69 Average: 4 13.00 0.01 1.65 3.84 0.07 81.44 Average: 5 17.99 0.00 1.62 5.54 0.08 74.77 Average: 6 13.27 0.01 1.33 2.04 0.07 83.28 Average: 7 15.47 0.01 1.47 1.10 0.08 81.87