---> uname -a: Linux prd-centos8-docker-8c-8g-115.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 1007 27725 19 3157 30434 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:f1:3d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.52/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86235sec preferred_lft 86235sec inet6 fe80::f816:3eff:fee1:f13d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:59:4b:48:eb 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) 12/15/2025 _x86_64_ (8 CPU) 06:01:24 LINUX RESTART (8 CPU) 06:02:01 AM tps rtps wtps bread/s bwrtn/s 06:03:01 AM 223.73 15.29 208.43 3896.30 11085.25 06:04:01 AM 264.11 4.63 259.47 185.70 35177.77 Average: 243.91 9.96 233.95 2041.16 23130.51 06:02:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:03:01 AM 28959400 30890192 3696312 11.32 2688 2245944 1683344 4.99 165068 3062560 151460 06:04:01 AM 28461736 31234312 4193976 12.84 2688 3079620 1371508 4.07 591264 3102376 24596 Average: 28710568 31062252 3945144 12.08 2688 2662782 1527426 4.53 378166 3082468 88028 06:02:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:03:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:03:01 AM eth0 196.90 175.92 1949.71 38.75 0.00 0.00 0.00 0.00 06:03:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 AM eth0 356.76 284.70 3836.30 42.60 0.00 0.00 0.00 0.00 06:04:01 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 276.82 230.31 2892.93 40.68 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) 12/15/2025 _x86_64_ (8 CPU) 06:01:24 LINUX RESTART (8 CPU) 06:02:01 AM CPU %user %nice %system %iowait %steal %idle 06:03:01 AM all 14.42 0.00 1.17 0.69 0.07 83.64 06:03:01 AM 0 11.05 0.00 0.85 0.60 0.10 87.40 06:03:01 AM 1 11.88 0.00 1.04 0.37 0.10 86.61 06:03:01 AM 2 36.03 0.00 3.04 0.92 0.08 59.93 06:03:01 AM 3 11.02 0.00 0.95 0.77 0.05 87.21 06:03:01 AM 4 10.15 0.00 0.88 0.13 0.03 88.80 06:03:01 AM 5 4.30 0.00 0.62 0.64 0.05 94.40 06:03:01 AM 6 17.52 0.00 0.65 0.42 0.07 81.35 06:03:01 AM 7 13.39 0.00 1.35 1.71 0.08 83.46 06:04:01 AM all 14.68 0.00 1.30 1.06 0.07 82.89 06:04:01 AM 0 20.34 0.00 1.70 2.07 0.10 75.78 06:04:01 AM 1 13.48 0.00 1.27 1.00 0.08 84.16 06:04:01 AM 2 11.35 0.00 1.25 1.67 0.07 85.66 06:04:01 AM 3 19.79 0.00 2.47 1.27 0.07 76.40 06:04:01 AM 4 11.23 0.00 0.95 0.27 0.07 87.49 06:04:01 AM 5 18.20 0.00 1.32 1.46 0.05 78.98 06:04:01 AM 6 15.71 0.00 0.67 0.55 0.07 83.00 06:04:01 AM 7 7.34 0.00 0.77 0.20 0.07 91.62 Average: all 14.55 0.00 1.24 0.88 0.07 83.27 Average: 0 15.70 0.00 1.28 1.34 0.10 81.59 Average: 1 12.68 0.00 1.15 0.69 0.09 85.39 Average: 2 23.69 0.00 2.15 1.29 0.08 72.79 Average: 3 15.40 0.00 1.71 1.02 0.06 81.81 Average: 4 10.69 0.00 0.92 0.20 0.05 88.15 Average: 5 11.24 0.00 0.97 1.04 0.05 86.69 Average: 6 16.62 0.00 0.66 0.48 0.07 82.17 Average: 7 10.37 0.00 1.06 0.95 0.08 87.54