---> uname -a: Linux prd-centos8-docker-4c-4g-228.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 816 12126 19 2820 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:2d:f0:ab brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.164/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86140sec preferred_lft 86140sec inet6 fe80::f816:3eff:fe2d:f0ab/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:43:6f:6d:d9 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 04/10/2026 _x86_64_ (4 CPU) 13:22:23 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 177.02 15.23 161.79 3232.26 10512.76 01:25:01 PM 196.48 6.21 190.27 1055.91 15461.66 01:26:01 PM 27.34 0.45 26.89 15.99 696.92 Average: 133.61 7.30 126.31 1434.62 8890.36 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12859020 14878620 3282512 20.34 2688 2228396 1478812 8.60 185336 2711028 177484 01:25:01 PM 11192708 13487192 4948824 30.66 2688 2497780 2633300 15.32 253676 4278136 8572 01:26:01 PM 12386812 14921300 3754720 23.26 2688 2736352 1195420 6.95 349140 2992496 246340 Average: 12146180 14429037 3995352 24.75 2688 2487509 1769177 10.29 262717 3327220 144132 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 165.32 125.05 1952.62 28.25 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 12.05 12.05 3.45 3.45 0.00 0.00 0.00 0.00 01:25:01 PM eth0 339.99 227.36 3759.03 48.51 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 16.84 16.84 2.63 2.63 0.00 0.00 0.00 0.00 01:26:01 PM eth0 51.03 45.25 270.43 21.64 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 Average: lo 9.63 9.63 2.03 2.03 0.00 0.00 0.00 0.00 Average: eth0 185.45 132.55 1994.03 32.80 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 04/10/2026 _x86_64_ (4 CPU) 13:22:23 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 24.68 0.00 2.41 1.45 0.12 71.34 01:24:01 PM 0 27.85 0.00 2.73 2.48 0.13 66.81 01:24:01 PM 1 30.24 0.00 2.86 0.90 0.12 65.87 01:24:01 PM 2 18.85 0.00 2.24 1.88 0.10 76.93 01:24:01 PM 3 21.77 0.00 1.79 0.55 0.12 75.77 01:25:01 PM all 51.91 0.00 2.20 1.75 0.13 44.00 01:25:01 PM 0 49.01 0.00 2.54 2.48 0.12 45.85 01:25:01 PM 1 57.37 0.00 2.61 1.24 0.13 38.65 01:25:01 PM 2 40.19 0.00 2.50 2.10 0.15 55.06 01:25:01 PM 3 61.04 0.00 1.15 1.19 0.13 36.48 01:26:01 PM all 13.66 0.00 1.04 0.31 0.09 84.91 01:26:01 PM 0 17.15 0.00 1.36 0.87 0.10 80.52 01:26:01 PM 1 11.01 0.00 1.14 0.32 0.08 87.46 01:26:01 PM 2 12.40 0.00 0.84 0.03 0.10 86.63 01:26:01 PM 3 14.08 0.00 0.84 0.00 0.07 85.02 Average: all 30.08 0.00 1.88 1.17 0.11 66.76 Average: 0 31.34 0.00 2.21 1.94 0.12 64.40 Average: 1 32.87 0.00 2.20 0.82 0.11 64.00 Average: 2 23.80 0.00 1.86 1.33 0.12 72.89 Average: 3 32.29 0.00 1.26 0.58 0.11 65.76