---> uname -a: Linux prd-centos8-docker-8c-8g-2978.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 1088 26317 19 4481 30330 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:31:0a:3c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.28/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe31:a3c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:eb:8f:c1:8b 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:ebff:fe8f:c18b/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) 07:30:21 LINUX RESTART (8 CPU) 07:31:01 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 181.14 14.65 166.49 3117.09 10684.62 07:33:01 AM 238.05 4.77 233.29 1126.02 21531.16 07:34:01 AM 266.16 16.49 249.67 5487.64 29619.28 07:35:01 AM 93.52 2.80 90.72 179.38 26805.98 Average: 194.71 9.68 185.04 2477.44 22160.45 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 29129712 31122940 3523652 10.79 2688 2308852 1579528 4.69 186904 2870280 238916 07:33:01 AM 26874608 29608912 5778756 17.70 2688 3040276 2896276 8.59 275204 4988128 357092 07:34:01 AM 25983384 29949784 6669980 20.43 2688 4254804 2494384 7.40 668284 5424856 612004 07:35:01 AM 26949472 31058136 5703892 17.47 2688 4394812 1520672 4.51 895896 4230516 8456 Average: 27234294 30434943 5419070 16.60 2688 3499686 2122715 6.30 506572 4378445 304117 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 179.96 130.22 2125.43 41.35 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 1460.86 584.96 10437.46 61.05 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 12.95 12.95 1.36 1.36 0.00 0.00 0.00 0.00 07:34:01 AM eth0 471.08 142.42 2947.80 23.82 0.00 0.00 0.00 0.00 07:34:01 AM docker0 4.82 5.95 0.65 0.69 0.00 0.00 0.00 0.00 07:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM eth0 91.72 107.28 470.08 1256.12 0.00 0.00 0.00 0.00 07:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.24 3.24 0.34 0.34 0.00 0.00 0.00 0.00 Average: eth0 550.89 241.21 3995.05 345.62 0.00 0.00 0.00 0.00 Average: docker0 1.20 1.49 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) 07:30:21 LINUX RESTART (8 CPU) 07:31:01 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 13.00 0.00 1.38 0.47 0.06 85.09 07:32:01 AM 0 5.28 0.00 0.72 0.42 0.07 93.52 07:32:01 AM 1 18.29 0.00 1.62 0.44 0.07 79.58 07:32:01 AM 2 9.82 0.00 0.89 0.35 0.07 88.87 07:32:01 AM 3 27.86 0.00 2.71 0.48 0.08 68.87 07:32:01 AM 4 14.12 0.00 1.35 0.33 0.07 84.13 07:32:01 AM 5 7.30 0.00 1.05 0.90 0.03 90.71 07:32:01 AM 6 9.94 0.00 1.22 0.62 0.05 88.17 07:32:01 AM 7 11.41 0.00 1.47 0.22 0.07 86.83 07:33:01 AM all 32.26 0.00 1.65 0.76 0.08 65.25 07:33:01 AM 0 38.95 0.00 1.07 0.10 0.08 59.80 07:33:01 AM 1 40.09 0.00 1.91 0.84 0.08 57.07 07:33:01 AM 2 26.86 0.00 1.56 0.65 0.08 70.84 07:33:01 AM 3 48.84 0.00 2.21 1.41 0.10 47.45 07:33:01 AM 4 28.61 0.00 1.22 0.32 0.07 69.78 07:33:01 AM 5 19.66 0.00 1.41 0.10 0.08 78.75 07:33:01 AM 6 39.45 0.00 2.03 0.92 0.08 57.51 07:33:01 AM 7 15.60 0.00 1.74 1.76 0.08 80.81 07:34:01 AM all 21.44 0.38 3.51 1.30 0.08 73.29 07:34:01 AM 0 22.76 0.07 3.48 0.44 0.10 73.15 07:34:01 AM 1 22.02 0.49 3.88 1.80 0.08 71.73 07:34:01 AM 2 24.07 0.00 3.31 1.33 0.07 71.21 07:34:01 AM 3 17.58 0.00 4.02 3.86 0.08 74.46 07:34:01 AM 4 20.56 2.46 3.34 1.43 0.08 72.13 07:34:01 AM 5 22.07 0.00 3.83 0.30 0.07 73.73 07:34:01 AM 6 23.51 0.03 3.35 0.79 0.07 72.25 07:34:01 AM 7 18.94 0.00 2.90 0.42 0.07 77.67 07:35:01 AM all 14.48 0.00 1.37 0.90 0.05 83.20 07:35:01 AM 0 11.49 0.00 0.78 0.02 0.05 87.66 07:35:01 AM 1 20.59 0.00 1.82 0.82 0.05 76.72 07:35:01 AM 2 19.43 0.00 1.85 0.42 0.05 78.25 07:35:01 AM 3 31.80 0.00 1.67 0.60 0.05 65.88 07:35:01 AM 4 5.47 0.00 1.10 0.10 0.05 93.28 07:35:01 AM 5 3.68 0.00 0.97 2.76 0.08 92.51 07:35:01 AM 6 17.83 0.00 1.73 2.34 0.05 78.05 07:35:01 AM 7 5.49 0.00 1.02 0.15 0.05 93.29 Average: all 20.28 0.09 1.97 0.86 0.07 76.72 Average: 0 19.60 0.02 1.51 0.24 0.08 78.55 Average: 1 25.25 0.12 2.31 0.97 0.07 71.28 Average: 2 20.04 0.00 1.90 0.69 0.07 77.31 Average: 3 31.53 0.00 2.65 1.58 0.08 64.15 Average: 4 17.17 0.61 1.75 0.54 0.07 79.85 Average: 5 13.16 0.00 1.81 1.02 0.07 83.94 Average: 6 22.66 0.01 2.08 1.17 0.06 74.02 Average: 7 12.84 0.00 1.78 0.64 0.07 84.67