---> uname -a: Linux prd-centos8-docker-8c-8g-4052.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: 2800.000 BogoMIPS: 5600.00 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 1063 26541 19 4285 30361 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:e6:e9:80 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.3/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fee6:e980/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:1b:c8:c6:2d 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::42:1bff:fec8:c62d/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) 10/21/2025 _x86_64_ (8 CPU) 02:28:22 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 193.09 16.76 176.32 3280.64 10352.95 02:31:01 AM 170.94 3.97 166.98 1125.76 16112.46 02:32:01 AM 138.69 15.09 123.59 5439.12 28804.03 Average: 167.57 11.94 155.63 3281.84 18423.15 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29075528 30956076 3580184 10.96 2688 2197688 1695016 5.03 160540 2957776 143220 02:31:01 AM 26434092 29363372 6221620 19.05 2688 3237100 3013676 8.94 301004 5415904 721512 02:32:01 AM 27211392 31102092 5444320 16.67 2688 4182404 1445484 4.29 738568 4147892 716232 Average: 27573671 30473847 5082041 15.56 2688 3205731 2051392 6.09 400037 4173857 526988 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 180.22 143.57 1832.47 44.25 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 1850.80 726.21 11312.57 67.26 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 11.91 11.91 1.26 1.26 0.00 0.00 0.00 0.00 02:32:01 AM eth0 129.49 106.30 1375.65 25.92 0.00 0.00 0.00 0.00 02:32:01 AM docker0 4.30 5.45 0.62 0.63 0.00 0.00 0.00 0.00 Average: lo 3.97 3.97 0.42 0.42 0.00 0.00 0.00 0.00 Average: eth0 720.17 325.36 4840.23 45.81 0.00 0.00 0.00 0.00 Average: docker0 1.43 1.82 0.21 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) 10/21/2025 _x86_64_ (8 CPU) 02:28:22 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 12.11 0.00 1.09 0.85 0.05 85.90 02:30:01 AM 0 11.32 0.00 0.63 0.43 0.05 87.57 02:30:01 AM 1 18.17 0.00 1.96 0.95 0.07 78.86 02:30:01 AM 2 18.49 0.00 1.69 0.57 0.05 79.21 02:30:01 AM 3 15.50 0.00 1.30 1.15 0.07 81.97 02:30:01 AM 4 10.23 0.00 0.68 0.45 0.05 88.58 02:30:01 AM 5 10.24 0.00 1.12 1.79 0.05 86.80 02:30:01 AM 6 6.68 0.00 0.62 0.74 0.03 91.93 02:30:01 AM 7 6.23 0.00 0.72 0.75 0.07 92.23 02:31:01 AM all 28.46 0.00 1.91 0.95 0.09 68.60 02:31:01 AM 0 28.26 0.00 1.73 0.40 0.10 69.50 02:31:01 AM 1 33.81 0.00 2.24 0.99 0.10 62.86 02:31:01 AM 2 30.74 0.00 1.51 0.82 0.08 66.85 02:31:01 AM 3 21.32 0.00 1.61 0.54 0.08 76.44 02:31:01 AM 4 24.11 0.00 1.85 0.60 0.08 73.35 02:31:01 AM 5 30.73 0.00 2.08 0.32 0.08 66.78 02:31:01 AM 6 22.40 0.00 2.15 3.20 0.08 72.16 02:31:01 AM 7 36.26 0.00 2.07 0.72 0.07 60.88 02:32:01 AM all 22.78 0.30 3.48 1.44 0.08 71.91 02:32:01 AM 0 25.20 0.00 3.50 2.74 0.07 68.49 02:32:01 AM 1 18.11 0.03 2.97 1.01 0.08 77.79 02:32:01 AM 2 16.52 0.44 3.72 0.79 0.08 78.44 02:32:01 AM 3 25.91 1.76 4.08 0.99 0.08 67.17 02:32:01 AM 4 26.70 0.00 3.37 1.53 0.07 68.33 02:32:01 AM 5 22.01 0.02 2.92 2.92 0.10 72.03 02:32:01 AM 6 21.26 0.10 3.54 0.32 0.08 74.69 02:32:01 AM 7 26.49 0.05 3.76 1.21 0.10 68.38 Average: all 21.10 0.10 2.16 1.08 0.07 75.49 Average: 0 21.57 0.00 1.95 1.19 0.07 75.22 Average: 1 23.35 0.01 2.39 0.98 0.08 73.18 Average: 2 21.91 0.15 2.31 0.73 0.07 74.83 Average: 3 20.90 0.59 2.33 0.89 0.08 75.21 Average: 4 20.33 0.00 1.97 0.86 0.07 76.78 Average: 5 20.97 0.01 2.04 1.68 0.08 75.23 Average: 6 16.76 0.03 2.10 1.41 0.07 79.62 Average: 7 22.96 0.02 2.18 0.89 0.08 73.87