---> uname -a: Linux prd-centos8-docker-8c-8g-1725.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 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1010 27505 19 3374 30431 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:4d:6e:ff brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.237/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86207sec preferred_lft 86207sec inet6 fe80::f816:3eff:fe4d:6eff/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8f:dc:4b:aa 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) 10/10/2025 _x86_64_ (8 CPU) 06:03:33 LINUX RESTART (8 CPU) 06:04:01 AM tps rtps wtps bread/s bwrtn/s 06:05:01 AM 308.00 14.44 293.55 3436.03 9150.89 06:06:01 AM 333.43 17.28 316.15 2446.39 13468.87 Average: 320.71 15.86 304.85 2941.29 11309.52 06:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:05:01 AM 29477208 31273328 3178504 9.73 2688 2115296 1401072 4.16 147548 2588524 233268 06:06:01 AM 28107956 31107224 4547756 13.93 2688 3306796 1518836 4.51 559684 3489708 1058312 Average: 28792582 31190276 3863130 11.83 2688 2711046 1459954 4.33 353616 3039116 645790 06:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 AM eth0 256.85 167.32 1824.74 61.52 0.00 0.00 0.00 0.00 06:05:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 AM eth0 454.87 399.80 4677.26 63.54 0.00 0.00 0.00 0.00 06:06:01 AM 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 355.85 283.54 3250.76 62.53 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) 10/10/2025 _x86_64_ (8 CPU) 06:03:33 LINUX RESTART (8 CPU) 06:04:01 AM CPU %user %nice %system %iowait %steal %idle 06:05:01 AM all 12.00 0.00 1.58 0.79 0.06 85.56 06:05:01 AM 0 4.78 0.00 1.04 0.12 0.05 94.02 06:05:01 AM 1 20.80 0.00 1.92 0.97 0.07 76.24 06:05:01 AM 2 15.91 0.00 2.24 0.87 0.08 80.89 06:05:01 AM 3 9.60 0.00 0.77 0.20 0.03 89.40 06:05:01 AM 4 10.67 0.00 1.22 0.50 0.05 87.56 06:05:01 AM 5 4.64 0.00 2.58 3.03 0.07 89.68 06:05:01 AM 6 20.38 0.00 1.74 0.40 0.05 77.43 06:05:01 AM 7 9.24 0.00 1.14 0.27 0.07 89.29 06:06:01 AM all 18.99 0.00 1.50 1.05 0.08 78.39 06:06:01 AM 0 15.92 0.00 1.67 0.42 0.08 81.91 06:06:01 AM 1 12.30 0.00 1.99 1.51 0.08 84.13 06:06:01 AM 2 27.79 0.00 1.22 0.84 0.07 70.08 06:06:01 AM 3 28.34 0.00 1.09 0.35 0.07 70.15 06:06:01 AM 4 16.40 0.00 1.15 1.00 0.08 81.36 06:06:01 AM 5 11.78 0.00 1.22 1.12 0.05 85.82 06:06:01 AM 6 16.76 0.00 2.09 1.72 0.08 79.34 06:06:01 AM 7 22.62 0.00 1.54 1.42 0.08 74.34 Average: all 15.50 0.00 1.54 0.92 0.07 81.98 Average: 0 10.35 0.00 1.35 0.27 0.07 87.97 Average: 1 16.55 0.00 1.96 1.24 0.08 80.18 Average: 2 21.86 0.00 1.73 0.85 0.08 75.49 Average: 3 18.97 0.00 0.93 0.28 0.05 79.78 Average: 4 13.53 0.00 1.19 0.75 0.07 84.46 Average: 5 8.21 0.00 1.90 2.08 0.06 87.75 Average: 6 18.57 0.00 1.91 1.06 0.07 78.39 Average: 7 15.93 0.00 1.34 0.84 0.08 81.81