---> uname -a: Linux prd-centos8-docker-4c-4g-14003.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 770 12085 19 2904 14652 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:2b:5a:ee brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.68/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86147sec preferred_lft 86147sec inet6 fe80::f816:3eff:fe2b:5aee/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f3:d5:75:75 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/30/2026 _x86_64_ (4 CPU) 13:23:23 LINUX RESTART (4 CPU) 01:24:01 PM tps rtps wtps bread/s bwrtn/s 01:25:01 PM 168.24 15.28 152.97 3251.85 11310.96 01:26:01 PM 209.35 6.23 203.12 1056.49 17756.77 01:27:01 PM 27.46 0.45 27.01 15.99 782.62 Average: 135.01 7.32 127.69 1441.47 9949.69 01:24:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:25:01 PM 12962428 15060396 3176892 19.68 2688 2304764 1413336 8.22 181896 2601556 242112 01:26:01 PM 11462040 13839172 4677280 28.98 2688 2577696 2697844 15.70 254736 3995084 9380 01:27:01 PM 12342148 14966724 3797172 23.53 2688 2823292 1165072 6.78 350688 3021304 263308 Average: 12255539 14622097 3883781 24.06 2688 2568584 1758751 10.23 262440 3205981 171600 01:24:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:25:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM eth0 153.93 111.10 1999.94 25.10 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 12.01 12.01 3.45 3.45 0.00 0.00 0.00 0.00 01:26:01 PM eth0 333.33 236.38 3801.91 48.51 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 01:27:01 PM lo 16.66 16.66 2.61 2.61 0.00 0.00 0.00 0.00 01:27:01 PM eth0 48.40 41.79 266.25 18.89 0.00 0.00 0.00 0.00 01:27:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 9.56 9.56 2.02 2.02 0.00 0.00 0.00 0.00 Average: eth0 178.54 129.75 2022.60 30.83 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/30/2026 _x86_64_ (4 CPU) 13:23:23 LINUX RESTART (4 CPU) 01:24:01 PM CPU %user %nice %system %iowait %steal %idle 01:25:01 PM all 24.26 0.00 2.47 1.00 0.09 72.18 01:25:01 PM 0 20.98 0.00 2.10 0.58 0.08 76.25 01:25:01 PM 1 17.78 0.00 2.33 1.00 0.08 78.80 01:25:01 PM 2 25.08 0.00 2.84 0.95 0.08 71.04 01:25:01 PM 3 33.19 0.00 2.61 1.45 0.10 62.65 01:26:01 PM all 55.44 0.00 2.32 1.01 0.12 41.11 01:26:01 PM 0 52.57 0.00 3.31 1.19 0.13 42.79 01:26:01 PM 1 62.87 0.00 1.71 0.97 0.13 34.32 01:26:01 PM 2 67.82 0.00 1.34 0.65 0.12 30.07 01:26:01 PM 3 38.47 0.00 2.93 1.24 0.10 57.26 01:27:01 PM all 14.35 0.00 1.24 0.11 0.06 84.24 01:27:01 PM 0 10.05 0.00 1.69 0.07 0.05 88.15 01:27:01 PM 1 12.29 0.00 1.15 0.20 0.05 86.31 01:27:01 PM 2 20.91 0.00 1.07 0.02 0.07 77.94 01:27:01 PM 3 14.14 0.00 1.07 0.15 0.07 84.57 Average: all 31.34 0.00 2.01 0.71 0.09 65.86 Average: 0 27.84 0.00 2.37 0.61 0.09 69.09 Average: 1 30.98 0.00 1.73 0.72 0.09 66.48 Average: 2 37.93 0.00 1.75 0.54 0.09 59.69 Average: 3 28.59 0.00 2.20 0.95 0.09 68.17