---> uname -a: Linux prd-centos8-docker-8c-8g-68.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 1093 26303 19 4490 30325 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:7e:d2:5a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.172/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fe7e:d25a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fe:65:a4:50 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:feff:fe65:a450/64 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) 07/16/2026 _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 173.10 14.56 158.54 3117.75 10765.54 07:33:01 AM 233.66 4.75 228.91 1102.17 19264.93 07:34:01 AM 116.96 14.20 102.77 1030.86 30683.81 07:35:01 AM 274.09 3.72 270.38 4645.52 27733.94 Average: 199.45 9.31 190.15 2474.05 22112.53 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 28889384 30886168 3763988 11.53 2688 2313232 1852156 5.50 158952 3134764 236316 07:33:01 AM 27402544 29797696 5250828 16.08 2688 2702976 2628624 7.80 265100 4480012 83072 07:34:01 AM 26850032 30075684 5803340 17.77 2688 3517180 2396028 7.11 468252 4768556 2276 07:35:01 AM 26956700 31073892 5696672 17.45 2688 4403032 1530100 4.54 899800 4218324 24484 Average: 27524665 30458360 5128707 15.71 2688 3234105 2101727 6.24 448026 4150414 86537 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 163.02 119.58 2098.06 35.89 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 442.35 351.15 5722.48 53.23 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 12.98 12.98 1.36 1.36 0.00 0.00 0.00 0.00 07:34:01 AM eth0 1554.70 410.18 6474.99 43.04 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 149.47 158.78 1722.65 1261.61 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 577.40 259.93 4004.62 348.46 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) 07/16/2026 _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 12.18 0.00 1.42 0.45 0.06 85.89 07:32:01 AM 0 2.96 0.00 1.02 0.35 0.07 95.60 07:32:01 AM 1 15.10 0.00 1.44 0.22 0.08 83.16 07:32:01 AM 2 8.91 0.00 0.84 0.39 0.08 89.78 07:32:01 AM 3 23.51 0.00 2.59 0.62 0.08 73.19 07:32:01 AM 4 6.82 0.00 1.24 0.85 0.03 91.06 07:32:01 AM 5 14.26 0.00 1.64 0.60 0.07 83.44 07:32:01 AM 6 10.90 0.00 0.77 0.28 0.05 88.00 07:32:01 AM 7 14.92 0.00 1.84 0.32 0.05 82.87 07:33:01 AM all 34.80 0.00 1.54 0.68 0.11 62.88 07:33:01 AM 0 45.52 0.00 0.74 0.08 0.15 53.51 07:33:01 AM 1 37.64 0.00 2.33 1.52 0.12 58.39 07:33:01 AM 2 38.50 0.00 1.69 0.42 0.10 59.29 07:33:01 AM 3 36.18 0.00 1.45 0.72 0.10 61.54 07:33:01 AM 4 15.72 0.00 1.06 0.96 0.10 82.17 07:33:01 AM 5 34.54 0.00 1.79 0.47 0.10 63.10 07:33:01 AM 6 29.73 0.00 2.18 1.11 0.12 66.87 07:33:01 AM 7 40.54 0.00 1.05 0.13 0.10 58.17 07:34:01 AM all 20.36 0.66 3.42 0.62 0.10 74.84 07:34:01 AM 0 15.19 2.53 3.52 1.26 0.10 77.39 07:34:01 AM 1 24.59 0.00 3.74 0.41 0.12 71.15 07:34:01 AM 2 18.23 0.03 3.05 0.46 0.10 78.12 07:34:01 AM 3 21.90 0.07 4.14 0.91 0.10 72.88 07:34:01 AM 4 22.90 0.07 4.35 1.06 0.10 71.52 07:34:01 AM 5 21.07 0.10 3.41 0.57 0.10 74.73 07:34:01 AM 6 24.91 0.02 2.49 0.20 0.10 72.28 07:34:01 AM 7 14.05 2.48 2.65 0.12 0.08 80.62 07:35:01 AM all 17.07 0.06 1.94 0.74 0.07 80.11 07:35:01 AM 0 15.03 0.00 2.46 0.25 0.07 82.19 07:35:01 AM 1 21.75 0.00 1.94 0.32 0.07 75.92 07:35:01 AM 2 22.40 0.00 1.59 0.25 0.07 75.69 07:35:01 AM 3 23.48 0.00 1.57 0.23 0.07 74.65 07:35:01 AM 4 20.62 0.00 2.31 0.84 0.07 76.17 07:35:01 AM 5 20.61 0.00 1.54 1.64 0.07 76.15 07:35:01 AM 6 6.63 0.00 1.64 0.15 0.07 91.51 07:35:01 AM 7 6.04 0.50 2.49 2.24 0.07 88.65 Average: all 21.10 0.18 2.08 0.62 0.09 75.93 Average: 0 19.69 0.63 1.93 0.49 0.10 77.16 Average: 1 24.77 0.00 2.36 0.62 0.10 72.16 Average: 2 22.03 0.01 1.79 0.38 0.09 75.71 Average: 3 26.28 0.02 2.43 0.62 0.09 70.56 Average: 4 16.50 0.02 2.23 0.93 0.08 80.25 Average: 5 22.62 0.03 2.09 0.82 0.08 74.36 Average: 6 18.03 0.00 1.77 0.44 0.08 79.68 Average: 7 18.90 0.74 2.01 0.70 0.08 77.57