---> uname -a: Linux prd-centos8-docker-4c-4g-10402.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: 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 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 810 12041 19 2909 14612 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:b2:5d:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.150/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86151sec preferred_lft 86151sec inet6 fe80::f816:3eff:feb2:5d51/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0d:53:ec:af 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) 06/09/2026 _x86_64_ (4 CPU) 15:26:25 LINUX RESTART (4 CPU) 03:27:01 PM tps rtps wtps bread/s bwrtn/s 03:28:01 PM 182.05 15.13 166.92 3146.54 11015.21 03:29:01 PM 195.75 6.32 189.44 1080.49 17457.81 03:30:00 PM 34.17 2.99 31.18 106.33 737.51 03:30:01 PM 2.73 2.73 0.00 254.55 0.00 Average: 137.13 8.14 128.99 1445.36 9732.34 03:27:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:28:01 PM 12859080 14965284 3280240 20.32 2688 2312428 1299648 7.56 188040 2697292 232164 03:29:01 PM 11165076 13546480 4974244 30.82 2688 2582048 2603664 15.15 256276 4289344 2368 03:30:00 PM 12408536 15040168 3730784 23.12 2688 2830068 1144440 6.66 352780 2953632 263132 03:30:01 PM 12377664 15009484 3761656 23.31 2688 2830248 1186232 6.90 483232 2853900 263192 Average: 12202589 14640354 3936731 24.39 2688 2638698 1558496 9.07 320082 3198542 190214 03:27:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:28:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:28:01 PM eth0 177.85 135.16 2101.69 31.50 0.00 0.00 0.00 0.00 03:28:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:29:01 PM lo 12.81 12.81 3.52 3.52 0.00 0.00 0.00 0.00 03:29:01 PM eth0 357.91 233.16 3769.28 56.26 0.00 0.00 0.00 0.00 03:29:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:00 PM lo 16.74 16.74 2.62 2.62 0.00 0.00 0.00 0.00 03:30:00 PM eth0 70.41 75.01 280.90 950.23 0.00 0.00 0.00 0.00 03:30:00 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 PM eth0 162.73 128.18 117.25 400.86 0.00 0.00 0.00 0.00 03:30:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 9.75 9.75 2.03 2.03 0.00 0.00 0.00 0.00 Average: eth0 202.62 148.10 2049.62 342.64 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) 06/09/2026 _x86_64_ (4 CPU) 15:26:25 LINUX RESTART (4 CPU) 03:27:01 PM CPU %user %nice %system %iowait %steal %idle 03:28:01 PM all 25.54 0.00 2.37 0.90 0.09 71.10 03:28:01 PM 0 42.54 0.00 3.22 0.79 0.10 53.35 03:28:01 PM 1 18.62 0.00 1.57 0.72 0.08 79.00 03:28:01 PM 2 29.48 0.00 3.24 1.49 0.08 65.71 03:28:01 PM 3 11.48 0.00 1.44 0.60 0.08 86.39 03:29:01 PM all 52.11 0.00 2.00 1.07 0.13 44.70 03:29:01 PM 0 30.92 0.00 2.41 1.14 0.13 65.41 03:29:01 PM 1 61.72 0.00 0.72 0.40 0.12 37.05 03:29:01 PM 2 51.12 0.00 3.67 2.23 0.13 42.85 03:29:01 PM 3 64.67 0.00 1.22 0.50 0.12 33.49 03:30:00 PM all 15.48 0.00 1.14 0.11 0.08 83.19 03:30:00 PM 0 11.92 0.00 0.88 0.00 0.07 87.13 03:30:00 PM 1 14.41 0.00 0.66 0.02 0.07 84.84 03:30:00 PM 2 23.17 0.00 1.67 0.20 0.09 74.87 03:30:00 PM 3 12.41 0.00 1.33 0.24 0.09 85.94 03:30:01 PM all 24.32 0.00 4.32 0.23 0.00 71.14 03:30:01 PM 0 54.55 0.00 8.18 0.00 0.00 37.27 03:30:01 PM 1 30.63 0.00 4.50 0.90 0.00 63.96 03:30:01 PM 2 8.18 0.00 2.73 0.00 0.00 89.09 03:30:01 PM 3 3.67 0.00 1.83 0.00 0.00 94.50 Average: all 31.10 0.00 1.86 0.69 0.10 66.26 Average: 0 28.72 0.00 2.22 0.64 0.10 68.33 Average: 1 31.69 0.00 1.01 0.38 0.09 66.83 Average: 2 34.48 0.00 2.87 1.30 0.10 61.25 Average: 3 29.51 0.00 1.33 0.45 0.09 68.62