---> uname -a: Linux prd-centos8-docker-4c-4g-1438.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 10G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 813 12183 19 2766 14614 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:95:f4:6e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.207/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:fe95:f46e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:67:f8:5a:6b 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) 12/26/2025 _x86_64_ (4 CPU) 13:22:29 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 174.44 15.13 159.31 3100.97 9641.75 01:25:01 PM 201.67 6.25 195.42 1080.09 14608.87 01:26:01 PM 33.60 0.60 33.00 21.19 945.84 Average: 136.56 7.33 129.23 1400.69 8398.06 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12977180 14938208 3164352 19.60 2688 2169524 1476312 8.59 181408 2597736 150496 01:25:01 PM 11392480 13631484 4749052 29.42 2688 2441712 2548056 14.82 250216 4077844 8400 01:26:01 PM 12396640 14896776 3744892 23.20 2688 2700192 1263468 7.35 352156 2973192 269260 Average: 12255433 14488823 3886099 24.08 2688 2437143 1762612 10.25 261260 3216257 142719 01:23:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 PM eth0 137.84 107.45 1672.59 25.94 0.00 0.00 0.00 0.00 01:24:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM lo 12.36 12.36 3.49 3.49 0.00 0.00 0.00 0.00 01:25:01 PM eth0 326.80 246.28 3788.03 47.46 0.00 0.00 0.00 0.00 01:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM lo 16.41 16.41 2.58 2.58 0.00 0.00 0.00 0.00 01:26:01 PM eth0 59.74 50.02 273.69 25.54 0.00 0.00 0.00 0.00 01:26:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 9.59 9.59 2.02 2.02 0.00 0.00 0.00 0.00 Average: eth0 174.78 134.57 1911.24 32.98 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) 12/26/2025 _x86_64_ (4 CPU) 13:22:29 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 25.23 0.00 2.29 0.96 0.10 71.43 01:24:01 PM 0 16.76 0.00 2.03 1.02 0.10 80.09 01:24:01 PM 1 35.41 0.00 2.31 0.50 0.10 61.68 01:24:01 PM 2 29.93 0.00 2.78 0.82 0.08 66.39 01:24:01 PM 3 18.81 0.00 2.03 1.51 0.10 77.55 01:25:01 PM all 52.60 0.00 2.05 1.38 0.10 43.88 01:25:01 PM 0 44.94 0.00 2.63 1.86 0.10 50.48 01:25:01 PM 1 59.71 0.00 1.64 0.67 0.08 37.90 01:25:01 PM 2 62.82 0.00 1.45 0.99 0.10 34.64 01:25:01 PM 3 42.92 0.00 2.48 1.99 0.10 52.51 01:26:01 PM all 15.26 0.00 1.24 0.12 0.08 83.30 01:26:01 PM 0 11.86 0.00 1.00 0.08 0.08 86.97 01:26:01 PM 1 24.18 0.00 2.07 0.30 0.08 73.37 01:26:01 PM 2 12.88 0.00 0.92 0.05 0.07 86.08 01:26:01 PM 3 12.14 0.00 0.98 0.03 0.07 86.78 Average: all 31.02 0.00 1.86 0.82 0.09 66.21 Average: 0 24.51 0.00 1.89 0.99 0.09 72.53 Average: 1 39.77 0.00 2.00 0.49 0.09 57.65 Average: 2 35.20 0.00 1.72 0.62 0.08 62.38 Average: 3 24.62 0.00 1.83 1.18 0.09 72.29