---> uname -a: Linux prd-centos8-docker-8c-8g-33909.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1067 26547 19 4275 30358 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:19:14:8e 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 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe19:148e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4f:6f:d4:b9 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::42:4fff:fe6f:d4b9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 08/09/2025 _x86_64_ (8 CPU) 02:28:18 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 250.82 16.46 234.36 3104.70 12580.36 02:31:01 AM 107.90 3.98 103.92 1111.23 13748.45 02:32:01 AM 133.57 15.11 118.46 5502.57 28365.68 Average: 164.10 11.85 152.24 3239.50 18231.50 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 28848236 30933480 3807476 11.66 2688 2400240 1651372 4.90 164560 3169164 297152 02:31:01 AM 27240516 29846428 5415196 16.58 2688 2915920 2546308 7.55 305136 4613896 401584 02:32:01 AM 27218016 31108768 5437696 16.65 2688 4183012 1464804 4.35 739908 4138720 716232 Average: 27768923 30629559 4886789 14.96 2688 3166391 1887495 5.60 403201 3973927 471656 02:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 452.88 324.61 5256.78 46.84 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 1440.25 846.20 6998.35 67.55 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 11.93 11.93 1.27 1.27 0.00 0.00 0.00 0.00 02:32:01 AM eth0 378.92 249.88 2215.91 44.94 0.00 0.00 0.00 0.00 02:32:01 AM docker0 4.28 5.43 0.61 0.63 0.00 0.00 0.00 0.00 Average: lo 3.98 3.98 0.42 0.42 0.00 0.00 0.00 0.00 Average: eth0 757.35 473.56 4823.68 53.11 0.00 0.00 0.00 0.00 Average: docker0 1.43 1.81 0.20 0.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 08/09/2025 _x86_64_ (8 CPU) 02:28:18 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 13.30 0.00 1.33 0.70 0.07 84.60 02:30:01 AM 0 8.46 0.00 1.00 0.20 0.08 90.26 02:30:01 AM 1 4.23 0.00 0.90 0.52 0.08 94.26 02:30:01 AM 2 15.76 0.00 2.16 1.04 0.07 80.98 02:30:01 AM 3 23.79 0.00 1.24 0.78 0.07 74.12 02:30:01 AM 4 10.06 0.00 1.52 1.32 0.08 87.02 02:30:01 AM 5 17.82 0.00 1.35 0.70 0.07 80.05 02:30:01 AM 6 17.88 0.00 1.72 0.53 0.05 79.81 02:30:01 AM 7 8.35 0.00 0.74 0.50 0.07 90.34 02:31:01 AM all 26.92 0.00 1.51 0.39 0.08 71.10 02:31:01 AM 0 36.66 0.00 1.40 0.05 0.08 61.81 02:31:01 AM 1 15.31 0.00 1.34 0.27 0.07 83.02 02:31:01 AM 2 12.46 0.00 1.66 0.05 0.08 85.75 02:31:01 AM 3 41.00 0.00 0.69 0.07 0.10 58.15 02:31:01 AM 4 34.83 0.00 2.51 0.91 0.08 61.67 02:31:01 AM 5 24.62 0.00 1.18 1.26 0.07 72.87 02:31:01 AM 6 29.00 0.00 2.02 0.52 0.08 68.37 02:31:01 AM 7 21.50 0.00 1.28 0.00 0.08 77.14 02:32:01 AM all 23.31 0.35 3.79 0.81 0.10 71.64 02:32:01 AM 0 16.46 0.66 2.64 0.03 0.10 80.11 02:32:01 AM 1 25.15 0.08 4.44 1.45 0.08 68.79 02:32:01 AM 2 23.81 0.00 4.17 1.36 0.12 70.53 02:32:01 AM 3 31.12 0.02 3.66 0.10 0.12 64.99 02:32:01 AM 4 17.39 2.02 3.67 0.52 0.10 76.29 02:32:01 AM 5 24.58 0.00 4.92 0.71 0.10 69.69 02:32:01 AM 6 27.33 0.03 3.00 0.15 0.10 69.39 02:32:01 AM 7 20.60 0.02 3.82 2.12 0.08 73.36 Average: all 21.16 0.12 2.21 0.63 0.08 75.80 Average: 0 20.50 0.22 1.68 0.10 0.09 77.41 Average: 1 14.87 0.03 2.22 0.74 0.08 82.05 Average: 2 17.34 0.00 2.66 0.82 0.09 79.10 Average: 3 31.97 0.01 1.86 0.32 0.09 65.76 Average: 4 20.73 0.67 2.56 0.92 0.09 75.02 Average: 5 22.33 0.00 2.48 0.89 0.08 74.22 Average: 6 24.72 0.01 2.25 0.40 0.08 72.54 Average: 7 16.80 0.01 1.94 0.87 0.08 80.30