---> uname -a: Linux prd-centos8-builder-4c-4g-11712.novalocal 4.18.0-536.el8.x86_64 #1 SMP Thu Jan 18 15:15:29 UTC 2024 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: 15761 877 11167 19 3715 14534 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:d5:21:ba brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.88/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86059sec preferred_lft 86059sec inet6 fe80::f816:3eff:fed5:21ba/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-536.el8.x86_64 (centos-stream-8-builder-bbeabe4a-2fd0-4604-88f7-f8ef5baaa3c1.nov) 07/24/2026 _x86_64_ (4 CPU) 11:39:15 LINUX RESTART (4 CPU) 11:40:00 AM tps rtps wtps bread/s bwrtn/s 11:40:01 AM 183.49 135.78 47.71 2649.54 1467.89 11:41:01 AM 239.90 87.19 152.72 3053.25 12350.78 11:42:01 AM 208.26 1.10 207.16 226.86 19494.34 11:43:01 AM 1063.65 0.02 1063.63 13.60 42183.07 11:44:01 AM 22.60 0.00 22.60 0.00 1554.66 Average: 382.71 22.59 360.12 831.71 18817.66 11:40:00 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:40:01 AM 13671044 15152236 2468404 15.29 2688 1700284 895260 5.21 165268 1975944 81768 11:41:01 AM 12853676 14879164 3285772 20.36 2688 2222176 1268936 7.38 212292 2663256 236636 11:42:01 AM 10309988 13363140 5829460 36.12 2688 3129620 2736716 15.92 219372 4937788 728968 11:43:01 AM 10753836 14134524 5385612 33.37 2688 3402932 1843692 10.73 262980 4302164 6964 11:44:01 AM 9830836 13212896 6308612 39.09 2688 3402936 2702740 15.72 264112 5211064 12 Average: 11483876 14148392 4655572 28.85 2688 2771590 1889469 10.99 224805 3818043 210870 11:40:00 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 AM eth0 52.29 28.44 133.71 7.69 0.00 0.00 0.00 0.00 11:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:41:01 AM eth0 140.40 96.40 1932.12 25.46 0.00 0.00 0.00 0.00 11:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:42:01 AM eth0 1534.21 1216.08 6314.59 306.35 0.00 0.00 0.00 0.00 11:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:43:01 AM eth0 1279.14 1041.85 1088.94 297.18 0.00 0.00 0.00 0.00 11:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:44:01 AM eth0 1.57 0.42 0.45 0.72 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 735.76 586.18 2324.18 156.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-536.el8.x86_64 (centos-stream-8-builder-bbeabe4a-2fd0-4604-88f7-f8ef5baaa3c1.nov) 07/24/2026 _x86_64_ (4 CPU) 11:39:15 LINUX RESTART (4 CPU) 11:40:00 AM CPU %user %nice %system %iowait %steal %idle 11:40:01 AM all 20.32 1.83 33.56 1.60 0.00 42.69 11:40:01 AM 0 12.61 0.90 16.22 0.90 0.00 69.37 11:40:01 AM 1 47.71 1.83 29.36 0.92 0.00 20.18 11:40:01 AM 2 15.89 1.87 46.73 2.80 0.00 32.71 11:40:01 AM 3 5.41 2.70 42.34 1.80 0.00 47.75 11:41:01 AM all 21.66 0.79 17.43 1.95 0.15 58.02 11:41:01 AM 0 10.29 0.96 19.81 3.02 0.13 65.79 11:41:01 AM 1 28.90 0.55 13.14 1.26 0.17 55.98 11:41:01 AM 2 25.75 0.84 20.14 1.51 0.15 51.61 11:41:01 AM 3 21.69 0.80 16.66 2.01 0.13 58.70 11:42:01 AM all 27.78 0.00 8.78 1.38 0.17 61.89 11:42:01 AM 0 10.85 0.00 8.52 2.26 0.17 78.20 11:42:01 AM 1 9.64 0.00 10.18 1.59 0.17 78.42 11:42:01 AM 2 10.38 0.00 9.49 1.49 0.19 78.46 11:42:01 AM 3 79.78 0.00 6.93 0.20 0.15 12.93 11:43:01 AM all 26.81 0.00 7.68 4.83 0.15 60.53 11:43:01 AM 0 40.49 0.00 8.92 7.42 0.19 42.98 11:43:01 AM 1 18.21 0.00 7.60 1.39 0.15 72.65 11:43:01 AM 2 7.74 0.00 8.34 7.49 0.14 76.29 11:43:01 AM 3 40.56 0.00 5.88 3.02 0.13 50.40 11:44:01 AM all 31.47 0.00 1.06 0.10 0.12 67.26 11:44:01 AM 0 31.02 0.00 0.97 0.00 0.12 67.89 11:44:01 AM 1 10.85 0.00 0.87 0.00 0.08 88.20 11:44:01 AM 2 73.93 0.00 1.42 0.00 0.17 24.49 11:44:01 AM 3 10.03 0.00 0.99 0.39 0.10 88.50 Average: all 26.90 0.21 8.85 2.06 0.15 61.84 Average: 0 23.14 0.24 9.58 3.16 0.15 63.72 Average: 1 17.06 0.15 8.04 1.06 0.14 73.56 Average: 2 29.58 0.22 10.01 2.61 0.16 57.42 Average: 3 37.79 0.21 7.78 1.41 0.13 52.69