---> uname -a: Linux prd-centos8-docker-8c-8g-2940.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 12G 149G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1010 27860 19 3016 30426 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:5f:25:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.43/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe5f:25fc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fe:41:4d: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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/27/2026 _x86_64_ (8 CPU) 05:36:02 LINUX RESTART (8 CPU) 05:37:02 AM tps rtps wtps bread/s bwrtn/s 05:38:01 AM 168.78 2.52 166.26 327.00 9639.26 05:39:01 AM 120.14 1.92 118.23 911.96 11673.73 05:40:01 AM 197.67 19.48 178.19 5077.82 8843.78 Average: 162.16 8.00 154.16 2115.46 10054.65 05:37:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:38:01 AM 28555532 30492796 4097840 12.55 2688 2252008 2030620 6.03 161928 3465056 265084 05:39:01 AM 27982376 30096644 4670996 14.30 2688 2423356 2253204 6.69 219060 3952392 103796 05:40:01 AM 28609188 31225492 4044184 12.39 2688 2921944 1374856 4.08 495768 3042664 239576 Average: 28382365 30604977 4271007 13.08 2688 2532436 1886227 5.60 292252 3486704 202819 05:37:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:38:01 AM eth0 215.07 168.34 2089.43 42.27 0.00 0.00 0.00 0.00 05:38:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:39:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:39:01 AM eth0 162.88 133.22 1522.84 29.44 0.00 0.00 0.00 0.00 05:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 AM eth0 253.39 207.63 5405.87 77.04 0.00 0.00 0.00 0.00 05:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 210.42 169.74 3011.08 49.62 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/27/2026 _x86_64_ (8 CPU) 05:36:02 LINUX RESTART (8 CPU) 05:37:02 AM CPU %user %nice %system %iowait %steal %idle 05:38:01 AM all 15.98 0.00 1.10 0.71 0.06 82.16 05:38:01 AM 0 13.07 0.00 0.76 0.08 0.08 86.00 05:38:01 AM 1 7.96 0.00 1.00 1.27 0.07 89.70 05:38:01 AM 2 4.56 0.00 0.65 0.53 0.05 94.22 05:38:01 AM 3 26.89 0.00 1.88 1.14 0.05 70.04 05:38:01 AM 4 8.60 0.00 1.02 1.41 0.05 88.92 05:38:01 AM 5 35.79 0.00 1.83 0.29 0.07 62.02 05:38:01 AM 6 16.86 0.00 0.31 0.42 0.03 82.37 05:38:01 AM 7 14.06 0.00 1.32 0.54 0.05 84.02 05:39:01 AM all 47.19 0.00 1.44 0.42 0.10 50.85 05:39:01 AM 0 50.58 0.00 1.45 0.28 0.10 47.58 05:39:01 AM 1 48.81 0.00 1.70 0.60 0.12 48.76 05:39:01 AM 2 40.69 0.00 1.52 0.53 0.12 57.14 05:39:01 AM 3 43.51 0.00 1.09 0.43 0.08 54.88 05:39:01 AM 4 52.29 0.00 1.40 0.23 0.10 45.98 05:39:01 AM 5 51.64 0.00 1.64 0.15 0.10 46.47 05:39:01 AM 6 41.92 0.00 1.84 0.97 0.12 55.15 05:39:01 AM 7 48.08 0.00 0.92 0.12 0.08 50.80 05:40:01 AM all 38.08 0.00 1.37 0.55 0.08 59.91 05:40:01 AM 0 23.18 0.00 1.79 2.19 0.10 72.74 05:40:01 AM 1 48.20 0.00 1.17 0.23 0.08 50.32 05:40:01 AM 2 24.42 0.00 1.30 0.53 0.07 73.67 05:40:01 AM 3 22.65 0.00 0.97 0.32 0.07 76.00 05:40:01 AM 4 51.49 0.00 0.78 0.08 0.08 47.56 05:40:01 AM 5 47.68 0.00 1.04 0.33 0.10 50.85 05:40:01 AM 6 47.71 0.00 2.77 0.67 0.07 48.78 05:40:01 AM 7 39.31 0.00 1.17 0.07 0.08 59.37 Average: all 33.85 0.00 1.31 0.56 0.08 64.20 Average: 0 29.04 0.00 1.34 0.86 0.10 68.68 Average: 1 35.15 0.00 1.29 0.70 0.09 62.77 Average: 2 23.34 0.00 1.16 0.53 0.08 74.89 Average: 3 31.04 0.00 1.31 0.63 0.07 66.96 Average: 4 37.63 0.00 1.07 0.57 0.08 60.65 Average: 5 45.08 0.00 1.50 0.26 0.09 53.07 Average: 6 35.59 0.00 1.65 0.69 0.07 62.00 Average: 7 33.92 0.00 1.14 0.24 0.07 64.63