---> uname -a: Linux prd-centos8-docker-8c-8g-11659.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1005 27172 19 3712 30432 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:40:a2:4a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.7/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86222sec preferred_lft 86222sec inet6 fe80::f816:3eff:fe40:a24a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:28:25:62:ec 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) 13:51:21 LINUX RESTART (8 CPU) 01:52:01 PM tps rtps wtps bread/s bwrtn/s 01:53:01 PM 170.85 14.55 156.31 3200.00 10825.61 01:54:01 PM 308.31 4.25 304.07 197.80 46499.97 Average: 239.59 9.40 230.19 1698.78 28664.28 01:52:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:53:01 PM 29146224 31017204 3509488 10.75 2688 2187280 1753348 5.20 157192 2885928 120016 01:54:01 PM 27892716 31228936 4762996 14.59 2688 3639976 1420104 4.21 515308 3737940 285260 Average: 28519470 31123070 4136242 12.67 2688 2913628 1586726 4.71 336250 3311934 202638 01:52:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:53:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:53:01 PM eth0 171.57 158.37 1477.54 54.60 0.00 0.00 0.00 0.00 01:53:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:54:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:54:01 PM eth0 476.59 340.87 9329.75 51.98 0.00 0.00 0.00 0.00 01:54:01 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 324.09 249.63 5403.97 53.29 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) 13:51:21 LINUX RESTART (8 CPU) 01:52:01 PM CPU %user %nice %system %iowait %steal %idle 01:53:01 PM all 10.08 0.00 1.02 0.60 0.07 88.22 01:53:01 PM 0 8.81 0.00 0.82 1.03 0.08 89.25 01:53:01 PM 1 19.00 0.00 2.14 1.15 0.10 77.61 01:53:01 PM 2 24.08 0.00 1.69 0.48 0.08 73.66 01:53:01 PM 3 4.02 0.00 0.64 0.32 0.07 94.96 01:53:01 PM 4 4.76 0.00 0.73 0.73 0.03 93.74 01:53:01 PM 5 13.31 0.00 0.97 0.42 0.05 85.25 01:53:01 PM 6 2.59 0.00 0.72 0.55 0.07 96.07 01:53:01 PM 7 4.10 0.00 0.43 0.13 0.10 95.23 01:54:01 PM all 14.92 0.00 1.46 1.90 0.08 81.64 01:54:01 PM 0 18.52 0.00 1.34 0.20 0.10 79.85 01:54:01 PM 1 20.24 0.00 1.44 3.81 0.07 74.45 01:54:01 PM 2 13.79 0.00 1.09 1.73 0.10 83.29 01:54:01 PM 3 15.99 0.00 1.07 2.79 0.08 80.06 01:54:01 PM 4 15.25 0.00 1.54 1.05 0.07 82.09 01:54:01 PM 5 14.56 0.00 1.63 3.19 0.08 80.54 01:54:01 PM 6 14.14 0.00 2.91 2.14 0.08 80.73 01:54:01 PM 7 6.88 0.00 0.65 0.27 0.07 92.13 Average: all 12.50 0.00 1.24 1.25 0.08 84.93 Average: 0 13.66 0.00 1.08 0.62 0.09 84.55 Average: 1 19.62 0.00 1.79 2.48 0.08 76.03 Average: 2 18.94 0.00 1.39 1.10 0.09 78.47 Average: 3 10.01 0.00 0.85 1.56 0.08 87.51 Average: 4 10.00 0.00 1.14 0.89 0.05 87.92 Average: 5 13.93 0.00 1.30 1.80 0.07 82.90 Average: 6 8.37 0.00 1.81 1.34 0.08 88.40 Average: 7 5.49 0.00 0.54 0.20 0.08 93.68