---> uname -a: Linux prd-centos8-docker-8c-8g-12997.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 1078 26318 19 4491 30340 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:d4:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.132/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fef8:d430/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:33:24:28:58 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::42:33ff:fe24:2858/64 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) 07/15/2026 _x86_64_ (8 CPU) 07:30:25 LINUX RESTART (8 CPU) 07:31:01 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 163.03 14.95 148.08 3252.38 9820.49 07:33:01 AM 243.83 4.67 239.16 1098.88 13683.62 07:34:01 AM 127.24 14.13 113.11 996.30 37623.94 07:35:01 AM 127.72 3.75 123.98 4679.24 26400.23 Average: 165.45 9.37 156.08 2506.70 21883.07 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 29015984 30996360 3637388 11.14 2688 2296920 1827248 5.42 158648 3016296 255412 07:33:01 AM 27628144 30024124 5025228 15.39 2688 2704192 2392128 7.10 264188 4258080 291996 07:34:01 AM 26179000 29404616 6474372 19.83 2688 3516952 3948704 11.72 461272 5439592 132 07:35:01 AM 26960232 31078240 5693140 17.44 2688 4404296 1508536 4.48 893436 4222072 24268 Average: 27445840 30375835 5207532 15.95 2688 3230590 2419154 7.18 444386 4234010 142952 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 143.34 106.18 1866.34 34.10 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 482.12 371.19 6006.17 50.56 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 10.44 10.44 1.12 1.12 0.00 0.00 0.00 0.00 07:34:01 AM eth0 1380.03 421.49 6458.03 40.30 0.00 0.00 0.00 0.00 07:34:01 AM docker0 3.98 5.10 0.54 0.59 0.00 0.00 0.00 0.00 07:34:01 AM veth59fe200 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 07:35:01 AM lo 3.30 3.30 0.28 0.28 0.00 0.00 0.00 0.00 07:35:01 AM eth0 153.00 164.33 1718.94 1263.11 0.00 0.00 0.00 0.00 07:35:01 AM docker0 0.93 0.98 0.12 0.11 0.00 0.00 0.00 0.00 Average: lo 3.44 3.44 0.35 0.35 0.00 0.00 0.00 0.00 Average: eth0 539.66 265.80 4012.39 347.02 0.00 0.00 0.00 0.00 Average: docker0 1.23 1.52 0.16 0.18 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) 07/15/2026 _x86_64_ (8 CPU) 07:30:25 LINUX RESTART (8 CPU) 07:31:01 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 11.52 0.00 1.15 0.74 0.05 86.53 07:32:01 AM 0 13.25 0.00 1.42 0.97 0.05 84.32 07:32:01 AM 1 14.72 0.00 2.04 1.80 0.07 81.37 07:32:01 AM 2 7.62 0.00 0.99 0.45 0.07 90.87 07:32:01 AM 3 11.11 0.00 0.50 0.22 0.05 88.12 07:32:01 AM 4 4.53 0.00 0.37 0.18 0.07 94.86 07:32:01 AM 5 16.11 0.00 1.70 1.05 0.03 81.10 07:32:01 AM 6 17.84 0.00 1.84 1.22 0.07 79.03 07:32:01 AM 7 6.95 0.00 0.37 0.03 0.03 92.62 07:33:01 AM all 30.46 0.00 1.42 1.55 0.09 66.48 07:33:01 AM 0 20.61 0.00 0.95 0.37 0.10 77.97 07:33:01 AM 1 44.02 0.00 1.00 0.50 0.10 54.38 07:33:01 AM 2 7.27 0.00 1.49 1.99 0.08 89.16 07:33:01 AM 3 35.73 0.00 2.19 2.66 0.10 59.32 07:33:01 AM 4 37.27 0.00 1.15 0.92 0.08 60.57 07:33:01 AM 5 32.30 0.00 1.47 0.82 0.10 65.31 07:33:01 AM 6 43.85 0.00 2.24 2.66 0.12 51.12 07:33:01 AM 7 22.61 0.00 0.82 2.48 0.07 74.03 07:34:01 AM all 17.28 0.23 2.76 2.12 0.11 77.50 07:34:01 AM 0 21.18 1.62 2.83 0.54 0.10 73.73 07:34:01 AM 1 12.82 0.02 2.78 1.77 0.13 82.48 07:34:01 AM 2 15.94 0.08 2.95 4.25 0.10 76.67 07:34:01 AM 3 17.41 0.07 2.26 3.37 0.12 76.77 07:34:01 AM 4 17.50 0.08 2.77 0.64 0.08 78.92 07:34:01 AM 5 21.00 0.00 2.98 0.99 0.10 74.92 07:34:01 AM 6 15.60 0.00 2.47 3.49 0.12 78.32 07:34:01 AM 7 16.82 0.00 3.04 1.89 0.08 78.16 07:35:01 AM all 18.06 0.33 1.84 1.75 0.08 77.94 07:35:01 AM 0 8.53 0.00 1.52 1.77 0.07 88.10 07:35:01 AM 1 47.05 0.35 2.73 1.17 0.08 48.61 07:35:01 AM 2 13.54 0.02 1.54 0.12 0.10 84.68 07:35:01 AM 3 15.53 0.02 2.19 2.48 0.08 79.70 07:35:01 AM 4 16.58 2.23 2.23 7.34 0.08 71.54 07:35:01 AM 5 16.54 0.03 1.84 0.82 0.07 80.69 07:35:01 AM 6 13.43 0.00 1.41 0.32 0.08 84.76 07:35:01 AM 7 13.24 0.00 1.22 0.02 0.07 85.46 Average: all 19.33 0.14 1.79 1.54 0.08 77.12 Average: 0 15.88 0.40 1.68 0.91 0.08 81.04 Average: 1 29.68 0.09 2.14 1.31 0.10 66.68 Average: 2 11.08 0.03 1.74 1.70 0.09 85.37 Average: 3 19.95 0.02 1.78 2.18 0.09 75.98 Average: 4 18.97 0.58 1.63 2.27 0.08 76.48 Average: 5 21.49 0.01 2.00 0.92 0.08 75.50 Average: 6 22.68 0.00 1.99 1.92 0.10 73.31 Average: 7 14.90 0.00 1.36 1.10 0.06 82.58