---> uname -a: Linux prd-centos8-docker-4c-4g-32026.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: 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 10G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 743 12367 19 2652 14686 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:f4:8e:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.217/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86140sec preferred_lft 86140sec inet6 fe80::f816:3eff:fef4:8ef4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:cf:8c:90:a0 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) 07/31/2025 _x86_64_ (4 CPU) 13:22:21 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 180.23 2.17 178.06 291.72 10383.77 01:25:01 PM 144.38 2.65 141.73 498.58 13339.49 01:26:01 PM 28.35 1.38 26.96 50.92 596.82 Average: 117.66 2.07 115.59 280.41 8106.95 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12963344 14832356 3178188 19.69 2688 2077100 1428564 8.31 156556 2631976 142892 01:25:01 PM 11400960 13498368 4740572 29.37 2688 2301796 2722792 15.84 212052 4115656 60 01:26:01 PM 12674928 15037388 3466604 21.48 2688 2564976 1144428 6.66 326264 2727612 279236 Average: 12346411 14456037 3795121 23.51 2688 2314624 1765261 10.27 231624 3158415 140729 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 175.15 140.03 1372.01 28.44 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 11.83 11.83 1.51 1.51 0.00 0.00 0.00 0.00 01:25:01 PM eth0 430.24 212.00 3480.53 80.39 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 23.63 23.63 5.22 5.22 0.00 0.00 0.00 0.00 01:26:01 PM eth0 75.10 67.67 235.87 471.58 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 11.82 11.82 2.24 2.24 0.00 0.00 0.00 0.00 Average: eth0 226.83 139.90 1696.10 193.45 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) 07/31/2025 _x86_64_ (4 CPU) 13:22:21 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 24.12 0.00 2.15 1.09 0.08 72.56 01:24:01 PM 0 10.31 0.00 1.67 1.19 0.10 86.74 01:24:01 PM 1 28.32 0.00 2.16 1.32 0.08 68.13 01:24:01 PM 2 41.23 0.00 3.38 0.92 0.08 54.39 01:24:01 PM 3 16.61 0.00 1.39 0.95 0.07 80.98 01:25:01 PM all 31.74 0.00 1.49 0.86 0.10 65.81 01:25:01 PM 0 32.81 0.00 1.81 0.85 0.08 64.45 01:25:01 PM 1 34.99 0.00 1.44 0.60 0.10 62.87 01:25:01 PM 2 25.91 0.00 1.79 0.70 0.12 71.48 01:25:01 PM 3 33.26 0.00 0.94 1.27 0.08 64.45 01:26:01 PM all 33.92 0.00 1.82 0.21 0.08 63.97 01:26:01 PM 0 30.57 0.00 1.22 0.53 0.07 67.61 01:26:01 PM 1 28.35 0.00 1.76 0.18 0.08 69.62 01:26:01 PM 2 39.31 0.00 2.15 0.05 0.07 58.42 01:26:01 PM 3 37.44 0.00 2.17 0.07 0.08 60.24 Average: all 29.93 0.00 1.82 0.72 0.08 67.45 Average: 0 24.56 0.00 1.56 0.86 0.08 72.93 Average: 1 30.55 0.00 1.78 0.70 0.09 66.87 Average: 2 35.48 0.00 2.44 0.56 0.09 61.43 Average: 3 29.11 0.00 1.50 0.76 0.08 68.55