---> uname -a: Linux prd-centos8-docker-4c-4g-12933.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: 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): 0-3 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 835 12269 19 2657 14594 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:18:1e:84 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.84/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:fe18:1e84/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e1:65:3c:cd 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) 11/15/2025 _x86_64_ (4 CPU) 13:22:23 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 219.78 2.00 217.78 288.04 10856.96 01:25:01 PM 99.15 2.65 96.50 498.50 11816.91 01:26:01 PM 24.06 1.00 23.06 31.99 428.04 Average: 114.33 1.88 112.45 272.84 7700.64 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12598880 14645364 3542652 21.95 2688 2252720 1590968 9.26 158984 2985416 282932 01:25:01 PM 11182456 13284316 4959076 30.72 2688 2306128 2892704 16.83 211912 4333496 64 01:26:01 PM 12511752 14884264 3629780 22.49 2688 2575028 1239440 7.21 327696 2890740 276420 Average: 12097696 14271315 4043836 25.05 2688 2377959 1907704 11.10 232864 3403217 186472 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 345.42 235.90 4201.01 40.73 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 12.86 12.86 1.57 1.57 0.00 0.00 0.00 0.00 01:25:01 PM eth0 93.27 61.16 581.59 19.61 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 24.33 24.33 5.30 5.30 0.00 0.00 0.00 0.00 01:26:01 PM eth0 67.83 57.86 235.77 32.66 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 12.40 12.40 2.29 2.29 0.00 0.00 0.00 0.00 Average: eth0 168.84 118.31 1672.79 31.00 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) 11/15/2025 _x86_64_ (4 CPU) 13:22:23 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 25.38 0.00 2.46 1.51 0.08 70.57 01:24:01 PM 0 14.26 0.00 2.39 1.89 0.08 81.37 01:24:01 PM 1 40.45 0.00 3.23 1.49 0.10 54.73 01:24:01 PM 2 29.65 0.00 2.54 1.47 0.08 66.25 01:24:01 PM 3 17.14 0.00 1.69 1.17 0.07 79.93 01:25:01 PM all 34.05 0.00 1.26 0.85 0.08 63.77 01:25:01 PM 0 34.99 0.00 2.22 2.41 0.08 60.29 01:25:01 PM 1 40.20 0.00 0.60 0.07 0.07 59.06 01:25:01 PM 2 23.79 0.00 1.61 0.84 0.08 73.68 01:25:01 PM 3 37.17 0.00 0.60 0.08 0.08 62.06 01:26:01 PM all 35.30 0.00 1.95 0.09 0.08 62.58 01:26:01 PM 0 29.50 0.00 1.47 0.02 0.08 68.93 01:26:01 PM 1 36.37 0.00 2.07 0.00 0.08 61.48 01:26:01 PM 2 45.31 0.00 1.87 0.07 0.08 52.67 01:26:01 PM 3 29.99 0.00 2.38 0.28 0.08 67.26 Average: all 31.58 0.00 1.89 0.81 0.08 65.64 Average: 0 26.25 0.00 2.03 1.44 0.08 70.20 Average: 1 39.01 0.00 1.97 0.52 0.08 58.42 Average: 2 32.93 0.00 2.01 0.79 0.08 64.19 Average: 3 28.11 0.00 1.56 0.51 0.08 69.74