---> uname -a: Linux prd-centos8-docker-4c-4g-9397.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 822 12023 19 2914 14600 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:69:71:1e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.53/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fe69:711e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:aa:8b:73:8d 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) 07/13/2026 _x86_64_ (4 CPU) 01:25:43 LINUX RESTART (4 CPU) 01:26:03 AM tps rtps wtps bread/s bwrtn/s 01:27:01 AM 263.40 21.50 241.91 4435.79 7530.31 01:28:01 AM 272.04 18.54 253.50 4023.98 16011.49 01:29:01 AM 48.52 2.38 46.13 235.65 8661.98 01:30:01 AM 52.47 1.77 50.70 136.09 9405.10 Average: 158.23 10.96 147.28 2189.22 10426.94 01:26:03 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:27:01 AM 13311040 15083860 2828272 17.52 2688 1988940 1178660 6.86 138188 2336376 169120 01:28:01 AM 11750700 14127392 4388612 27.19 2688 2577860 1960168 11.40 225748 3739908 242804 01:29:01 AM 11210072 13597512 4929240 30.54 2688 2588192 2490236 14.49 250692 4250104 904 01:30:01 AM 12318200 14956836 3821112 23.68 2688 2836700 1181104 6.87 534440 2859180 8472 Average: 12147503 14441400 3991809 24.73 2688 2497923 1702542 9.91 287267 3296392 105325 01:26:03 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 AM eth0 441.92 229.84 1815.49 74.04 0.00 0.00 0.00 0.00 01:27:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:28:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:28:01 AM eth0 477.51 325.27 5021.31 61.02 0.00 0.00 0.00 0.00 01:28:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:29:01 AM lo 25.06 25.06 5.08 5.08 0.00 0.00 0.00 0.00 01:29:01 AM eth0 29.16 13.45 11.27 17.09 0.00 0.00 0.00 0.00 01:29:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:01 AM lo 3.98 3.98 1.01 1.01 0.00 0.00 0.00 0.00 01:30:01 AM eth0 64.00 54.65 282.43 20.27 0.00 0.00 0.00 0.00 01:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 7.32 7.32 1.53 1.53 0.00 0.00 0.00 0.00 Average: eth0 251.57 155.19 1782.62 42.85 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) 07/13/2026 _x86_64_ (4 CPU) 01:25:43 LINUX RESTART (4 CPU) 01:26:03 AM CPU %user %nice %system %iowait %steal %idle 01:27:01 AM all 20.92 0.00 2.73 1.11 0.08 75.15 01:27:01 AM 0 26.98 0.00 3.44 0.71 0.10 68.77 01:27:01 AM 1 21.92 0.00 2.42 0.78 0.07 74.81 01:27:01 AM 2 22.01 0.00 2.65 1.68 0.07 73.59 01:27:01 AM 3 12.77 0.00 2.41 1.28 0.07 83.47 01:28:01 AM all 42.79 0.00 3.03 1.34 0.10 52.74 01:28:01 AM 0 52.54 0.00 2.81 1.29 0.10 43.27 01:28:01 AM 1 33.36 0.00 3.11 2.01 0.10 61.42 01:28:01 AM 2 46.98 0.00 3.03 0.77 0.10 49.12 01:28:01 AM 3 38.25 0.00 3.18 1.29 0.10 57.18 01:29:01 AM all 28.66 0.00 0.82 0.20 0.08 70.23 01:29:01 AM 0 28.30 0.00 1.30 0.22 0.08 70.09 01:29:01 AM 1 17.91 0.00 1.12 0.55 0.07 80.35 01:29:01 AM 2 32.86 0.00 0.65 0.05 0.10 66.34 01:29:01 AM 3 35.56 0.00 0.22 0.00 0.07 64.16 01:30:01 AM all 21.70 0.00 1.81 0.32 0.07 76.10 01:30:01 AM 0 35.09 0.00 2.05 0.82 0.08 61.95 01:30:01 AM 1 14.03 0.00 1.39 0.05 0.07 84.46 01:30:01 AM 2 20.49 0.00 1.69 0.05 0.05 77.72 01:30:01 AM 3 17.18 0.00 2.12 0.35 0.07 80.28 Average: all 28.58 0.00 2.09 0.74 0.08 68.50 Average: 0 35.80 0.00 2.39 0.76 0.09 60.96 Average: 1 21.80 0.00 2.01 0.85 0.08 75.27 Average: 2 30.66 0.00 2.00 0.63 0.08 66.63 Average: 3 26.06 0.00 1.98 0.73 0.08 71.16