---> uname -a: Linux prd-centos8-docker-8c-8g-11643.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1017 28291 19 2581 30427 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:e1:35:6c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.121/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86223sec preferred_lft 86223sec inet6 fe80::f816:3eff:fee1:356c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4c:6b:d9:f3 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) 11/10/2025 _x86_64_ (8 CPU) 12:09:52 LINUX RESTART (8 CPU) 12:10:02 PM tps rtps wtps bread/s bwrtn/s 12:11:01 PM 324.29 117.82 206.47 13063.63 43300.20 12:12:01 PM 264.03 17.83 246.20 3842.99 12836.40 Average: 293.91 67.41 226.50 8414.97 27941.64 12:10:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:11:01 PM 29646464 31271256 3009248 9.22 2688 1949372 1397896 4.15 147396 2436616 155864 12:12:01 PM 27714172 29880304 4941540 15.13 2688 2478472 2493084 7.40 232004 4222640 287188 Average: 28680318 30575780 3975394 12.17 2688 2213922 1945490 5.77 189700 3329628 221526 12:10:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 PM eth0 426.70 273.10 1815.51 63.56 0.00 0.00 0.00 0.00 12:11:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 PM eth0 428.09 328.31 5126.63 60.32 0.00 0.00 0.00 0.00 12:12:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 427.40 300.93 3484.84 61.92 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) 11/10/2025 _x86_64_ (8 CPU) 12:09:52 LINUX RESTART (8 CPU) 12:10:02 PM CPU %user %nice %system %iowait %steal %idle 12:11:01 PM all 13.51 0.00 2.99 2.62 0.08 80.79 12:11:01 PM 0 19.49 0.00 4.46 8.86 0.10 67.09 12:11:01 PM 1 9.52 0.00 2.39 2.36 0.07 85.67 12:11:01 PM 2 21.18 0.00 4.04 2.81 0.09 71.89 12:11:01 PM 3 7.20 0.00 2.53 1.26 0.10 88.91 12:11:01 PM 4 20.73 0.00 2.94 2.37 0.07 73.89 12:11:01 PM 5 12.35 0.00 2.38 1.34 0.07 83.86 12:11:01 PM 6 6.41 0.00 2.37 1.74 0.07 89.42 12:11:01 PM 7 11.20 0.00 2.84 0.22 0.07 85.67 12:12:01 PM all 27.27 0.00 1.55 0.89 0.09 70.20 12:12:01 PM 0 17.69 0.00 1.50 1.40 0.10 79.30 12:12:01 PM 1 27.37 0.00 1.77 0.82 0.10 69.94 12:12:01 PM 2 32.00 0.00 2.14 0.92 0.10 64.84 12:12:01 PM 3 20.96 0.00 1.51 0.96 0.10 76.47 12:12:01 PM 4 36.05 0.00 0.73 0.38 0.08 62.75 12:12:01 PM 5 24.76 0.00 1.32 0.85 0.10 72.96 12:12:01 PM 6 28.77 0.00 1.57 0.75 0.08 68.82 12:12:01 PM 7 30.54 0.00 1.84 1.00 0.08 66.53 Average: all 20.46 0.00 2.26 1.74 0.09 75.45 Average: 0 18.58 0.00 2.97 5.09 0.10 73.25 Average: 1 18.54 0.00 2.08 1.58 0.08 77.72 Average: 2 26.64 0.00 3.08 1.86 0.09 68.33 Average: 3 14.14 0.00 2.01 1.11 0.10 82.63 Average: 4 28.46 0.00 1.83 1.37 0.08 68.27 Average: 5 18.61 0.00 1.85 1.10 0.08 78.37 Average: 6 17.69 0.00 1.97 1.24 0.08 79.03 Average: 7 20.96 0.00 2.34 0.62 0.08 76.01