---> uname -a: Linux prd-centos8-robot-2c-8g-3185.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 580 4908 19 2208 6818 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:9d:be:ca brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.237/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85903sec preferred_lft 85903sec inet6 fe80::f816:3eff:fe9d:beca/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) 01/23/2026 _x86_64_ (2 CPU) 01:53:44 LINUX RESTART (2 CPU) 01:54:01 AM tps rtps wtps bread/s bwrtn/s 01:55:01 AM 186.72 142.14 44.59 14113.16 37370.36 01:56:01 AM 119.18 0.47 118.71 17.33 10813.18 01:57:01 AM 43.95 1.05 42.90 73.98 6566.29 01:58:01 AM 19.23 0.38 18.84 64.25 1126.79 01:59:01 AM 83.42 6.93 76.49 1289.52 8307.38 02:00:02 AM 11.48 0.05 11.43 4.80 1147.57 02:01:01 AM 15.35 0.34 15.01 37.68 1236.02 02:02:01 AM 31.85 0.60 31.25 65.66 2020.44 Average: 63.99 19.03 44.96 1962.12 8588.14 01:54:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:55:01 AM 5619596 7075540 2262836 28.71 2688 1651996 692624 7.76 173316 1818792 63644 01:56:01 AM 5189272 7011708 2693160 34.17 2688 1999264 717168 8.03 189676 2162108 156952 01:57:01 AM 5173208 7011888 2709224 34.37 2688 2014856 703080 7.87 199604 2161000 12 01:58:01 AM 5154360 7037212 2728072 34.61 2688 2056416 677660 7.59 228832 2144756 39108 01:59:01 AM 4966032 7062252 2916400 37.00 2688 2262608 623472 6.98 262024 2270896 26320 02:00:02 AM 4931760 7028268 2950672 37.43 2688 2262896 679112 7.60 262356 2303796 144 02:01:01 AM 4925352 6924956 2957080 37.51 2688 2172308 769640 8.62 316812 2278028 82968 02:02:01 AM 5019452 6975292 2862980 36.32 2688 2128996 722460 8.09 482328 2023468 26404 Average: 5122379 7015890 2760053 35.02 2688 2068668 698152 7.82 264368 2145356 49444 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 249.83 137.30 862.16 55.12 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 108.70 92.05 1265.47 12.28 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 48.78 33.66 397.92 3.36 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 18.21 12.01 8.77 4.59 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 231.88 176.39 376.99 45.18 0.00 0.00 0.00 0.00 02:00:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:00:02 AM eth0 9.06 5.26 3.37 1.18 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 120.48 87.06 466.29 55.61 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 18.53 16.90 15.35 8.54 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 100.63 70.04 424.41 23.16 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) 01/23/2026 _x86_64_ (2 CPU) 01:53:44 LINUX RESTART (2 CPU) 01:54:01 AM CPU %user %nice %system %iowait %steal %idle 01:55:01 AM all 29.43 0.08 9.19 33.21 0.11 27.99 01:55:01 AM 0 26.51 0.07 9.88 36.99 0.10 26.45 01:55:01 AM 1 32.35 0.08 8.49 29.42 0.12 29.54 01:56:01 AM all 38.41 0.00 5.22 2.38 0.10 53.89 01:56:01 AM 0 23.37 0.00 3.91 2.54 0.10 70.08 01:56:01 AM 1 53.49 0.00 6.54 2.22 0.10 37.65 01:57:01 AM all 9.34 0.00 1.31 1.24 0.07 88.04 01:57:01 AM 0 3.59 0.00 1.12 1.15 0.07 94.07 01:57:01 AM 1 15.09 0.00 1.50 1.34 0.07 82.01 01:58:01 AM all 20.56 0.00 2.87 0.65 0.08 75.84 01:58:01 AM 0 5.68 0.00 1.75 0.53 0.07 91.97 01:58:01 AM 1 35.48 0.00 3.99 0.77 0.08 59.68 01:59:01 AM all 30.36 0.00 5.40 2.22 0.10 61.93 01:59:01 AM 0 29.30 0.00 4.90 1.73 0.10 63.96 01:59:01 AM 1 31.41 0.00 5.89 2.70 0.10 59.90 02:00:02 AM all 0.46 0.00 0.24 0.28 0.04 98.98 02:00:02 AM 0 0.75 0.00 0.28 0.50 0.03 98.43 02:00:02 AM 1 0.17 0.00 0.20 0.05 0.05 99.53 02:01:01 AM all 19.82 0.00 2.17 0.16 0.09 77.76 02:01:01 AM 0 6.92 0.00 1.67 0.19 0.09 91.14 02:01:01 AM 1 32.92 0.00 2.68 0.14 0.09 64.18 02:02:01 AM all 32.55 0.00 3.96 0.19 0.08 63.22 02:02:01 AM 0 22.24 0.00 3.73 0.08 0.08 73.86 02:02:01 AM 1 42.86 0.00 4.18 0.30 0.08 52.58 Average: all 22.63 0.01 3.79 5.03 0.08 68.46 Average: 0 14.81 0.01 3.41 5.45 0.08 76.24 Average: 1 30.46 0.01 4.18 4.60 0.09 60.66