---> uname -a: Linux prd-centos8-docker-8c-8g-9356.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 25M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1009 28349 27 2531 30423 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:c0:6f:d5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.34/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fec0:6fd5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:37:8c:0f:1b 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 ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 05/10/2026 _x86_64_ (8 CPU) 05:17:45 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 273.76 24.49 249.28 6132.82 44029.39 05:20:01 AM 206.13 3.90 202.23 917.56 12906.43 05:21:01 AM 102.68 1.52 101.17 387.94 6818.53 05:22:01 AM 66.34 2.78 63.56 129.42 4990.62 Average: 162.24 8.17 154.07 1892.17 17187.79 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29546808 31239044 3108904 9.52 2688 2023356 1479748 4.39 146968 2531928 214300 05:20:01 AM 27846236 29783208 4809476 14.73 2688 2258496 2872640 8.52 188544 4136416 103744 05:21:01 AM 27460060 29556828 5195652 15.91 2688 2413140 2893720 8.59 237824 4453840 71032 05:22:01 AM 29028796 31152428 3626916 11.11 2688 2438360 1497280 4.44 426100 2699952 8476 Average: 28470475 30432877 4185237 12.82 2688 2283338 2185847 6.49 249859 3455534 99388 05:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 531.35 334.22 1898.53 71.41 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM eth0 264.40 237.02 2204.49 64.03 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:21:01 AM eth0 145.11 120.86 1384.75 26.83 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM eth0 144.60 143.57 247.02 166.70 0.00 0.00 0.00 0.00 05:22:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.26 0.26 0.03 0.03 0.00 0.00 0.00 0.00 Average: eth0 271.38 208.93 1433.72 82.24 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 05/10/2026 _x86_64_ (8 CPU) 05:17:45 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 13.56 0.00 2.18 2.93 0.06 81.27 05:19:01 AM 0 12.28 0.00 2.40 0.97 0.07 84.29 05:19:01 AM 1 13.00 0.00 1.44 3.38 0.07 82.12 05:19:01 AM 2 27.96 0.00 4.09 2.91 0.10 64.94 05:19:01 AM 3 7.95 0.00 1.52 0.42 0.05 90.06 05:19:01 AM 4 8.74 0.00 1.12 0.38 0.03 89.73 05:19:01 AM 5 16.35 0.00 1.76 8.01 0.07 73.82 05:19:01 AM 6 9.86 0.00 2.21 3.37 0.07 84.50 05:19:01 AM 7 12.30 0.00 2.88 4.03 0.03 80.76 05:20:01 AM all 24.70 0.00 1.51 1.03 0.08 72.67 05:20:01 AM 0 22.63 0.00 1.39 0.25 0.10 75.63 05:20:01 AM 1 24.53 0.00 1.24 0.72 0.07 73.45 05:20:01 AM 2 36.10 0.00 1.57 0.52 0.08 61.73 05:20:01 AM 3 25.72 0.00 2.16 2.32 0.08 69.72 05:20:01 AM 4 18.49 0.00 1.93 2.61 0.08 76.89 05:20:01 AM 5 25.96 0.00 1.14 0.68 0.07 72.16 05:20:01 AM 6 30.61 0.00 1.47 0.78 0.05 67.08 05:20:01 AM 7 13.57 0.00 1.24 0.38 0.07 84.74 05:21:01 AM all 43.36 0.00 1.60 0.28 0.09 54.67 05:21:01 AM 0 54.15 0.00 1.84 0.03 0.08 43.90 05:21:01 AM 1 52.38 0.00 1.75 0.37 0.10 45.40 05:21:01 AM 2 44.42 0.00 1.37 0.15 0.08 53.97 05:21:01 AM 3 44.03 0.00 1.80 0.10 0.08 53.98 05:21:01 AM 4 45.54 0.00 1.14 0.23 0.08 53.00 05:21:01 AM 5 36.21 0.00 1.82 0.52 0.08 61.37 05:21:01 AM 6 33.47 0.00 1.74 0.20 0.08 64.51 05:21:01 AM 7 36.66 0.00 1.30 0.67 0.08 61.29 05:22:01 AM all 15.60 0.00 1.48 0.13 0.06 82.73 05:22:01 AM 0 18.51 0.00 2.17 0.12 0.07 79.13 05:22:01 AM 1 20.24 0.00 1.35 0.10 0.07 78.23 05:22:01 AM 2 25.51 0.00 2.21 0.08 0.07 72.13 05:22:01 AM 3 8.78 0.00 1.24 0.32 0.07 89.60 05:22:01 AM 4 10.58 0.00 1.07 0.05 0.05 88.25 05:22:01 AM 5 6.54 0.00 0.99 0.02 0.05 92.41 05:22:01 AM 6 19.79 0.00 1.44 0.30 0.05 78.42 05:22:01 AM 7 14.84 0.00 1.35 0.07 0.05 83.69 Average: all 24.31 0.00 1.69 1.10 0.07 72.84 Average: 0 26.90 0.00 1.95 0.34 0.08 70.73 Average: 1 27.55 0.00 1.45 1.14 0.08 69.79 Average: 2 33.50 0.00 2.31 0.91 0.08 63.19 Average: 3 21.62 0.00 1.68 0.79 0.07 75.84 Average: 4 20.83 0.00 1.31 0.82 0.06 76.97 Average: 5 21.27 0.00 1.42 2.31 0.07 74.94 Average: 6 23.44 0.00 1.71 1.16 0.06 73.62 Average: 7 19.34 0.00 1.69 1.29 0.06 77.62