---> uname -a: Linux prd-centos8-robot-2c-8g-20789.novalocal 4.18.0-553.5.1.el8.x86_64 #1 SMP Tue May 21 05:46:01 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): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 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): 0,1 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: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 3.8G 0 3.8G 0% /dev tmpfs 3.8G 0 3.8G 0% /dev/shm tmpfs 3.8G 17M 3.8G 1% /run tmpfs 3.8G 0 3.8G 0% /sys/fs/cgroup /dev/vda1 40G 8.4G 32G 21% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 586 4922 19 2189 6812 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:7d:0d:d1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.0/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85824sec preferred_lft 85824sec inet6 fe80::f816:3eff:fe7d:dd1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 02/26/2026 _x86_64_ (2 CPU) 01:53:02 LINUX RESTART (2 CPU) 01:54:01 AM tps rtps wtps bread/s bwrtn/s 01:55:01 AM 100.58 45.60 54.98 5747.55 8400.65 01:56:01 AM 102.97 1.08 101.88 75.31 12155.95 01:57:01 AM 41.37 0.42 40.95 64.78 3136.35 01:58:01 AM 73.05 6.93 66.12 1289.52 8185.87 01:59:01 AM 9.27 0.07 9.20 4.93 595.63 02:00:01 AM 2.15 0.00 2.15 0.00 84.16 02:01:01 AM 0.72 0.00 0.72 0.00 14.85 02:02:01 AM 20.76 0.72 20.05 74.99 814.99 Average: 43.86 6.85 37.00 907.08 4173.27 01:54:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:55:01 AM 5263116 6992828 2619308 33.23 2688 1914132 754136 8.44 224368 2081332 227336 01:56:01 AM 5144600 7004640 2737824 34.73 2688 2036300 696248 7.80 207368 2181540 40196 01:57:01 AM 5082464 7031516 2799960 35.52 2688 2120980 695772 7.79 237952 2201588 74232 01:58:01 AM 4945672 7060480 2936752 37.26 2688 2281852 627596 7.03 269672 2280888 9088 01:59:01 AM 4880388 6995484 3002036 38.09 2688 2282244 726800 8.14 270008 2350140 248 02:00:01 AM 4809436 6924592 3072988 38.99 2688 2282304 805508 9.02 270008 2420220 20 02:01:01 AM 4709340 6824776 3173084 40.26 2688 2282592 894204 10.01 270036 2519684 136 02:02:01 AM 5145208 7076984 2737216 34.73 2688 2104400 630432 7.06 471492 1907440 22456 Average: 4997528 6988912 2884896 36.60 2688 2163100 728837 8.16 277613 2242854 46714 01:54:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:55:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:55:01 AM eth0 286.74 181.82 1666.42 59.66 0.00 0.00 0.00 0.00 01:56:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:56:01 AM eth0 81.69 57.73 890.95 9.26 0.00 0.00 0.00 0.00 01:57:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:57:01 AM eth0 31.84 24.51 135.47 7.35 0.00 0.00 0.00 0.00 01:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:58:01 AM eth0 180.35 133.23 239.78 36.58 0.00 0.00 0.00 0.00 01:59:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:59:01 AM eth0 29.91 27.01 6.58 145.86 0.00 0.00 0.00 0.00 02:00:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:00:01 AM eth0 361.26 370.38 6834.45 566.80 0.00 0.00 0.00 0.00 02:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:01:01 AM eth0 320.59 313.06 6502.41 20.37 0.00 0.00 0.00 0.00 02:02:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:02:01 AM eth0 70.61 54.16 333.14 23.53 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 170.37 145.23 2076.09 108.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 02/26/2026 _x86_64_ (2 CPU) 01:53:02 LINUX RESTART (2 CPU) 01:54:01 AM CPU %user %nice %system %iowait %steal %idle 01:55:01 AM all 31.97 0.04 6.59 11.63 0.12 49.65 01:55:01 AM 0 29.58 0.02 6.74 11.31 0.12 52.24 01:55:01 AM 1 34.36 0.07 6.44 11.96 0.12 47.07 01:56:01 AM all 26.84 0.00 4.23 1.92 0.11 66.90 01:56:01 AM 0 20.69 0.00 3.70 1.77 0.12 73.72 01:56:01 AM 1 32.99 0.00 4.77 2.07 0.10 60.07 01:57:01 AM all 24.64 0.00 3.72 1.05 0.10 70.49 01:57:01 AM 0 19.55 0.00 3.29 1.34 0.10 75.72 01:57:01 AM 1 29.72 0.00 4.15 0.77 0.10 65.26 01:58:01 AM all 23.02 0.00 4.81 2.80 0.11 69.26 01:58:01 AM 0 15.08 0.00 4.27 4.09 0.12 76.44 01:58:01 AM 1 30.98 0.00 5.35 1.51 0.10 62.06 01:59:01 AM all 2.81 0.00 0.24 0.11 0.04 96.80 01:59:01 AM 0 1.59 0.00 0.18 0.12 0.03 98.08 01:59:01 AM 1 4.03 0.00 0.30 0.10 0.05 95.51 02:00:01 AM all 17.76 0.00 1.54 0.01 0.11 80.58 02:00:01 AM 0 15.78 0.00 1.38 0.00 0.10 82.74 02:00:01 AM 1 19.74 0.00 1.71 0.02 0.12 78.42 02:01:01 AM all 12.75 0.00 1.19 0.01 0.12 85.93 02:01:01 AM 0 0.27 0.00 0.25 0.02 0.10 99.36 02:01:01 AM 1 25.54 0.00 2.15 0.00 0.14 72.18 02:02:01 AM all 22.37 0.00 3.24 0.12 0.10 74.17 02:02:01 AM 0 24.31 0.00 3.69 0.10 0.08 71.82 02:02:01 AM 1 20.43 0.00 2.78 0.13 0.12 76.54 Average: all 20.29 0.01 3.20 2.21 0.10 74.19 Average: 0 15.86 0.00 2.94 2.34 0.10 78.76 Average: 1 24.74 0.01 3.46 2.08 0.11 69.60