---> uname -a: Linux prd-centos8-docker-4c-4g-3440.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 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 1633 10276 19 3852 13780 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:b0:87:f8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.84/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86080sec preferred_lft 86080sec inet6 fe80::f816:3eff:feb0:87f8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0d:c8:35:78 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:dff:fec8:3578/64 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) 10/18/2025 _x86_64_ (4 CPU) 09:27:23 LINUX RESTART (4 CPU) 09:28:01 AM tps rtps wtps bread/s bwrtn/s 09:29:01 AM 202.98 4.37 198.62 280.57 10492.70 09:30:00 AM 211.74 2.47 209.27 791.67 25983.83 09:31:01 AM 1096.48 94.33 1002.15 1684.25 38720.40 09:32:01 AM 64.29 25.13 39.16 460.32 3121.00 Average: 395.63 31.75 363.87 805.97 19604.84 09:28:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:29:01 AM 12666772 14631540 3474760 21.53 2688 2170964 1573928 9.16 165008 2908852 198600 09:30:00 AM 11338784 14158048 4802748 29.75 2688 2999256 2047864 11.91 373400 3938288 309264 09:31:01 AM 9816944 13325888 6324588 39.18 2688 3501912 1903068 11.07 423676 4998536 6760 09:32:01 AM 10596908 14179180 5544624 34.35 2688 3572032 1669736 9.71 530004 4130368 4 Average: 11104852 14073664 5036680 31.20 2688 3061041 1798649 10.46 373022 3994011 128657 09:28:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:29:01 AM eth0 197.37 169.51 2736.97 33.32 0.00 0.00 0.00 0.00 09:29:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:00 AM lo 6.18 6.18 4.63 4.63 0.00 0.00 0.00 0.00 09:30:00 AM eth0 518.34 311.79 5563.78 40.73 0.00 0.00 0.00 0.00 09:30:00 AM docker0 3.26 3.17 4.11 0.46 0.00 0.00 0.00 0.00 09:30:00 AM vethac77a12 0.13 0.42 0.01 0.03 0.00 0.00 0.00 0.00 09:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:31:01 AM eth0 101.06 71.50 986.96 12.71 0.00 0.00 0.00 0.00 09:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:32:01 AM eth0 194.87 124.86 385.19 181.33 0.00 0.00 0.00 0.00 09:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.53 1.53 1.15 1.15 0.00 0.00 0.00 0.00 Average: eth0 252.08 168.94 2409.22 66.96 0.00 0.00 0.00 0.00 Average: docker0 0.81 0.79 1.02 0.11 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) 10/18/2025 _x86_64_ (4 CPU) 09:27:23 LINUX RESTART (4 CPU) 09:28:01 AM CPU %user %nice %system %iowait %steal %idle 09:29:01 AM all 25.65 0.00 2.16 1.66 0.10 70.44 09:29:01 AM 0 22.40 0.00 2.73 2.68 0.10 72.09 09:29:01 AM 1 21.72 0.00 1.97 2.12 0.10 74.09 09:29:01 AM 2 38.52 0.00 2.94 1.30 0.10 57.14 09:29:01 AM 3 19.96 0.00 0.99 0.54 0.08 78.43 09:30:00 AM all 47.01 0.09 4.07 1.41 0.11 47.31 09:30:00 AM 0 48.93 0.10 3.28 1.10 0.10 46.48 09:30:00 AM 1 53.15 0.05 6.04 2.19 0.12 38.45 09:30:00 AM 2 40.80 0.14 3.94 1.26 0.10 53.77 09:30:00 AM 3 45.17 0.07 3.03 1.07 0.12 50.54 09:31:01 AM all 29.75 0.00 8.76 7.97 0.11 53.41 09:31:01 AM 0 21.38 0.00 9.18 7.47 0.10 61.87 09:31:01 AM 1 52.16 0.00 10.02 6.31 0.12 31.39 09:31:01 AM 2 16.23 0.00 7.52 8.16 0.10 67.99 09:31:01 AM 3 29.11 0.00 8.34 9.95 0.10 52.50 09:32:01 AM all 40.74 0.00 2.03 0.40 0.09 56.74 09:32:01 AM 0 43.18 0.00 2.11 0.45 0.08 54.17 09:32:01 AM 1 38.34 0.00 2.11 0.64 0.08 58.83 09:32:01 AM 2 45.41 0.00 2.71 0.28 0.10 51.50 09:32:01 AM 3 36.04 0.00 1.20 0.22 0.08 62.45 Average: all 35.76 0.02 4.24 2.85 0.10 57.02 Average: 0 33.96 0.03 4.31 2.92 0.10 58.69 Average: 1 41.28 0.01 5.02 2.81 0.11 50.78 Average: 2 35.27 0.03 4.27 2.74 0.10 57.59 Average: 3 32.53 0.02 3.38 2.93 0.10 61.05