---> uname -a: Linux prd-centos8-docker-4c-4g-13691.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 771 12085 19 2904 14651 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:6a:61:74 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.183/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fe6a:6174/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:04:78:ec:dd 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) 07/29/2026 _x86_64_ (4 CPU) 13:22:49 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 284.01 41.90 242.10 5867.93 43519.73 01:25:01 PM 266.28 16.53 249.75 3924.29 15878.59 01:26:01 PM 51.95 4.55 47.40 346.68 8206.73 01:27:01 PM 47.92 1.63 46.28 122.89 8830.32 Average: 162.54 16.15 146.38 2565.45 19108.84 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 13280504 15055876 2858808 17.71 2688 1990776 1160336 6.75 139508 2365212 168876 01:25:01 PM 12151168 14508292 3988144 24.71 2688 2558008 1658064 9.65 217660 3351144 226900 01:26:01 PM 11336996 13713924 4802316 29.76 2688 2577124 2357984 13.72 256148 4117708 876 01:27:01 PM 12341896 14969344 3797416 23.53 2688 2825076 1180516 6.87 532184 2839920 24392 Average: 12277641 14561859 3861671 23.93 2688 2487746 1589225 9.25 286375 3168496 105261 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 395.97 219.96 1781.66 75.97 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM eth0 447.17 329.17 4831.13 79.09 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 23.86 23.86 4.97 4.97 0.00 0.00 0.00 0.00 01:26:01 PM eth0 59.80 37.67 102.46 25.43 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 4.90 4.90 1.10 1.10 0.00 0.00 0.00 0.00 01:27:01 PM eth0 81.07 79.54 287.26 929.82 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 7.19 7.19 1.52 1.52 0.00 0.00 0.00 0.00 Average: eth0 246.00 166.59 1750.63 277.58 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) 07/29/2026 _x86_64_ (4 CPU) 13:22:49 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 27.62 0.00 3.45 1.83 0.10 67.00 01:24:01 PM 0 36.16 0.00 3.31 1.71 0.12 58.71 01:24:01 PM 1 26.47 0.00 2.53 1.14 0.10 69.76 01:24:01 PM 2 21.03 0.00 3.80 2.87 0.08 72.22 01:24:01 PM 3 26.78 0.00 4.17 1.62 0.08 67.34 01:25:01 PM all 35.66 0.00 3.06 1.97 0.15 59.16 01:25:01 PM 0 41.68 0.00 3.94 2.01 0.13 52.24 01:25:01 PM 1 28.22 0.00 2.96 1.52 0.15 67.14 01:25:01 PM 2 30.35 0.00 2.15 1.68 0.13 65.69 01:25:01 PM 3 42.36 0.00 3.20 2.68 0.17 51.59 01:26:01 PM all 38.94 0.00 1.13 0.33 0.11 59.49 01:26:01 PM 0 47.13 0.00 0.57 0.12 0.12 52.07 01:26:01 PM 1 34.53 0.00 1.64 0.48 0.12 63.24 01:26:01 PM 2 26.27 0.00 1.69 0.67 0.12 71.25 01:26:01 PM 3 47.80 0.00 0.62 0.03 0.10 51.45 01:27:01 PM all 20.88 0.00 1.75 0.34 0.07 76.96 01:27:01 PM 0 24.37 0.00 2.09 0.47 0.08 72.99 01:27:01 PM 1 27.30 0.00 2.01 0.17 0.07 70.46 01:27:01 PM 2 15.51 0.00 1.41 0.74 0.07 82.28 01:27:01 PM 3 16.31 0.00 1.49 0.00 0.07 82.13 Average: all 30.77 0.00 2.35 1.12 0.11 65.66 Average: 0 37.33 0.00 2.47 1.07 0.11 59.01 Average: 1 29.13 0.00 2.28 0.83 0.11 67.65 Average: 2 23.29 0.00 2.26 1.49 0.10 72.86 Average: 3 33.32 0.00 2.37 1.08 0.10 63.13