---> uname -a: Linux prd-centos8-docker-4c-4g-29641.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 10G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 815 12295 19 2652 14614 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:1f:f5:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.68/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86142sec preferred_lft 86142sec inet6 fe80::f816:3eff:fe1f:f5fc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:5e:ee:e5:6d 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) 07/21/2025 _x86_64_ (4 CPU) 13:22:57 LINUX RESTART (4 CPU) 01:24:01 PM tps rtps wtps bread/s bwrtn/s 01:25:01 PM 238.53 4.40 234.13 788.27 12285.52 01:26:02 PM 34.71 0.63 34.08 17.98 7519.18 01:27:01 PM 51.57 1.14 50.43 80.09 9697.43 Average: 108.57 2.06 106.51 296.59 9834.29 01:24:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:25:01 PM 11335264 13431708 4806268 29.78 2688 2300916 2800756 16.29 207936 4183964 217596 01:26:02 PM 11178648 13277744 4962884 30.75 2688 2303380 2849960 16.58 213436 4337036 368 01:27:01 PM 12619516 14994024 3522016 21.82 2688 2576524 1164064 6.77 501160 2609920 34864 Average: 11711143 13901159 4430389 27.45 2688 2393607 2271593 13.21 307511 3710307 84276 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 3.66 3.66 0.39 0.39 0.00 0.00 0.00 0.00 01:25:01 PM eth0 400.95 264.33 4019.86 53.04 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 01:26:02 PM lo 21.39 21.39 4.58 4.58 0.00 0.00 0.00 0.00 01:26:02 PM eth0 46.73 24.84 23.60 20.00 0.00 0.00 0.00 0.00 01:26:02 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 PM lo 10.93 10.93 1.82 1.82 0.00 0.00 0.00 0.00 01:27:01 PM eth0 161.43 131.24 457.18 1044.81 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 12.00 12.00 2.27 2.27 0.00 0.00 0.00 0.00 Average: eth0 203.23 140.16 1505.71 368.79 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) 07/21/2025 _x86_64_ (4 CPU) 13:22:57 LINUX RESTART (4 CPU) 01:24:01 PM CPU %user %nice %system %iowait %steal %idle 01:25:01 PM all 41.94 0.00 2.60 1.36 0.12 53.98 01:25:01 PM 0 51.52 0.00 3.23 1.25 0.12 43.88 01:25:01 PM 1 39.17 0.00 2.34 1.62 0.13 56.73 01:25:01 PM 2 41.57 0.00 2.34 1.56 0.12 54.41 01:25:01 PM 3 35.49 0.00 2.47 1.01 0.12 60.92 01:26:02 PM all 14.40 0.00 0.89 0.45 0.07 84.19 01:26:02 PM 0 10.86 0.00 0.77 0.20 0.08 88.08 01:26:02 PM 1 13.61 0.00 0.82 0.40 0.07 85.10 01:26:02 PM 2 17.65 0.00 0.73 0.22 0.07 81.33 01:26:02 PM 3 15.48 0.00 1.22 0.99 0.07 82.25 01:27:01 PM all 33.44 0.00 2.26 0.55 0.10 63.64 01:27:01 PM 0 37.26 0.00 2.14 0.87 0.12 59.61 01:27:01 PM 1 27.39 0.00 2.26 0.54 0.08 69.72 01:27:01 PM 2 49.14 0.00 2.64 0.51 0.10 47.61 01:27:01 PM 3 19.97 0.00 2.01 0.29 0.10 77.63 Average: all 29.90 0.00 1.91 0.79 0.10 67.30 Average: 0 33.19 0.00 2.05 0.77 0.11 63.89 Average: 1 26.72 0.00 1.80 0.86 0.10 70.53 Average: 2 36.03 0.00 1.90 0.76 0.10 61.21 Average: 3 23.65 0.00 1.90 0.76 0.10 73.59