---> uname -a: Linux prd-centos8-docker-4c-4g-6471.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 809 12046 19 2904 14613 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:4f:58:0a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.91/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86137sec preferred_lft 86137sec inet6 fe80::f816:3eff:fe4f:580a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0d:19:06:c0 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) 06/03/2026 _x86_64_ (4 CPU) 13:23:09 LINUX RESTART (4 CPU) 01:24:01 PM tps rtps wtps bread/s bwrtn/s 01:25:01 PM 220.52 14.96 205.56 3219.19 13878.58 01:26:01 PM 133.51 6.22 127.30 1056.09 12199.47 01:27:01 PM 27.50 2.97 24.53 108.92 506.50 Average: 127.19 8.05 119.14 1461.69 8862.35 01:24:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:25:01 PM 12693756 14806484 3445564 21.35 2688 2317192 1389000 8.08 189284 2849352 107132 01:26:01 PM 11355880 13732280 4783440 29.64 2688 2577140 2385460 13.88 255132 4100704 2380 01:27:01 PM 12356412 14989456 3782908 23.44 2688 2831324 1199776 6.98 528592 2828772 269160 Average: 12135349 14509407 4003971 24.81 2688 2575219 1658079 9.65 324336 3259609 126224 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 155.83 123.85 1445.71 31.39 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 12.90 12.90 3.54 3.54 0.00 0.00 0.00 0.00 01:26:01 PM eth0 412.03 249.51 3702.60 57.43 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 15.88 15.88 2.53 2.53 0.00 0.00 0.00 0.00 01:27:01 PM eth0 76.40 78.40 276.11 938.11 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 9.59 9.59 2.02 2.02 0.00 0.00 0.00 0.00 Average: eth0 214.75 150.58 1808.08 342.26 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) 06/03/2026 _x86_64_ (4 CPU) 13:23:09 LINUX RESTART (4 CPU) 01:24:01 PM CPU %user %nice %system %iowait %steal %idle 01:25:01 PM all 23.07 0.00 2.31 1.25 0.09 73.28 01:25:01 PM 0 30.02 0.00 3.21 1.49 0.08 65.21 01:25:01 PM 1 15.66 0.00 2.07 1.75 0.12 80.40 01:25:01 PM 2 27.27 0.00 1.96 0.77 0.08 69.91 01:25:01 PM 3 19.34 0.00 1.99 1.00 0.07 77.60 01:26:01 PM all 46.88 0.00 1.57 0.61 0.09 50.85 01:26:01 PM 0 44.02 0.00 1.72 0.64 0.10 53.52 01:26:01 PM 1 34.74 0.00 2.07 0.64 0.08 62.47 01:26:01 PM 2 57.91 0.00 0.47 0.13 0.08 41.41 01:26:01 PM 3 50.81 0.00 2.02 1.05 0.10 46.02 01:27:01 PM all 15.63 0.00 1.39 0.13 0.08 82.77 01:27:01 PM 0 17.08 0.00 0.97 0.03 0.07 81.85 01:27:01 PM 1 12.59 0.00 1.15 0.10 0.08 86.07 01:27:01 PM 2 11.03 0.00 1.19 0.05 0.08 87.65 01:27:01 PM 3 21.82 0.00 2.26 0.32 0.08 75.53 Average: all 28.53 0.00 1.76 0.66 0.09 68.97 Average: 0 30.36 0.00 1.96 0.72 0.08 66.87 Average: 1 20.99 0.00 1.77 0.83 0.09 76.32 Average: 2 32.09 0.00 1.20 0.32 0.08 66.30 Average: 3 30.66 0.00 2.09 0.79 0.08 66.38