---> uname -a: Linux prd-centos8-docker-4c-4g-39533.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: 2799.996 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 787 12249 19 2726 14633 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:1a:f2:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.111/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86209sec preferred_lft 86209sec inet6 fe80::f816:3eff:fe1a:f26d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:99:e5:50:29 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 inet6 fe80::42:99ff:fee5:5029/64 scope link 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) 08/21/2025 _x86_64_ (4 CPU) 14:25:09 LINUX RESTART (4 CPU) 02:26:01 PM tps rtps wtps bread/s bwrtn/s 02:27:01 PM 250.30 5.38 244.92 580.21 12315.28 02:28:01 PM 129.23 2.48 126.75 538.44 20698.17 Average: 189.77 3.93 185.84 559.33 16506.37 02:26:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:27:01 PM 12128504 14185376 4013028 24.86 2688 2261252 1983992 11.54 188660 3414084 204588 02:28:01 PM 12497476 14937356 3644056 22.58 2688 2632424 1215384 7.07 503232 2692208 23660 Average: 12312990 14561366 3828542 23.72 2688 2446838 1599688 9.31 345946 3053146 114124 02:26:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:27:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:27:01 PM eth0 330.12 257.91 3496.70 42.28 0.00 0.00 0.00 0.00 02:27:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:28:01 PM lo 6.28 6.28 4.53 4.53 0.00 0.00 0.00 0.00 02:28:01 PM eth0 298.50 170.07 2295.47 25.37 0.00 0.00 0.00 0.00 02:28:01 PM docker0 3.58 3.37 4.10 0.47 0.00 0.00 0.00 0.00 Average: lo 3.14 3.14 2.26 2.26 0.00 0.00 0.00 0.00 Average: eth0 314.31 214.00 2896.14 33.83 0.00 0.00 0.00 0.00 Average: docker0 1.79 1.68 2.05 0.23 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) 08/21/2025 _x86_64_ (4 CPU) 14:25:09 LINUX RESTART (4 CPU) 02:26:01 PM CPU %user %nice %system %iowait %steal %idle 02:27:01 PM all 35.28 0.00 2.64 1.21 0.12 60.75 02:27:01 PM 0 27.66 0.00 1.82 1.30 0.10 69.11 02:27:01 PM 1 32.32 0.00 2.85 1.12 0.12 63.59 02:27:01 PM 2 29.40 0.00 2.33 1.22 0.12 66.92 02:27:01 PM 3 51.70 0.00 3.58 1.20 0.13 43.39 02:28:01 PM all 37.68 0.09 3.26 1.55 0.11 57.32 02:28:01 PM 0 29.58 0.13 3.24 0.57 0.12 66.35 02:28:01 PM 1 33.09 0.00 3.31 1.23 0.10 62.27 02:28:01 PM 2 46.23 0.15 3.25 1.53 0.12 48.73 02:28:01 PM 3 41.81 0.07 3.22 2.87 0.10 51.93 Average: all 36.48 0.04 2.95 1.38 0.11 59.04 Average: 0 28.62 0.07 2.53 0.94 0.11 67.74 Average: 1 32.71 0.00 3.08 1.17 0.11 62.93 Average: 2 37.81 0.08 2.79 1.38 0.12 57.83 Average: 3 46.76 0.03 3.40 2.04 0.12 47.65