---> uname -a: Linux prd-centos8-docker-8c-8g-3706.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 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1066 26986 19 3835 30356 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:65:c0:3a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.83/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:fe65:c03a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:37:50:60:a2 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::42:37ff:fe50:60a2/64 scope link 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) 05/26/2026 _x86_64_ (8 CPU) 03:37:25 LINUX RESTART (8 CPU) 03:38:02 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 192.68 14.76 177.92 3172.21 10958.48 03:40:01 AM 446.53 5.53 440.99 1231.66 17808.93 03:41:01 AM 274.58 3.05 271.53 506.41 46237.05 Average: 305.22 7.74 297.48 1628.06 25082.29 03:38:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 28814480 30843824 3838892 11.76 2688 2344124 1875616 5.57 165272 3202196 267024 03:40:01 AM 27528884 29973720 5124488 15.69 2688 2750216 2725348 8.09 277192 4333352 221600 03:41:01 AM 27712524 31151400 4940848 15.13 2688 3730040 1506212 4.47 652392 3723904 126264 Average: 28018629 30656315 4634743 14.19 2688 2941460 2035725 6.04 364952 3753151 204963 03:38:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 215.40 174.16 2684.10 45.21 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 465.77 387.04 5787.53 54.54 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 582.14 484.02 7133.47 1369.39 0.00 0.00 0.00 0.00 03:41:01 AM docker0 10.09 13.19 0.62 308.83 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 422.27 349.39 5215.98 492.29 0.00 0.00 0.00 0.00 Average: docker0 3.38 4.42 0.21 103.54 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) 05/26/2026 _x86_64_ (8 CPU) 03:37:25 LINUX RESTART (8 CPU) 03:38:02 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 12.04 0.00 1.16 0.50 0.06 86.24 03:39:01 AM 0 5.62 0.00 0.87 0.20 0.07 93.24 03:39:01 AM 1 11.56 0.00 1.43 0.63 0.07 86.32 03:39:01 AM 2 10.53 0.00 1.05 0.82 0.10 87.50 03:39:01 AM 3 13.19 0.00 0.83 0.22 0.03 85.72 03:39:01 AM 4 8.02 0.00 1.02 0.49 0.05 90.42 03:39:01 AM 5 27.20 0.00 2.26 0.22 0.08 70.23 03:39:01 AM 6 12.34 0.00 1.24 0.95 0.05 85.42 03:39:01 AM 7 7.89 0.00 0.58 0.46 0.03 91.04 03:40:01 AM all 27.32 0.00 1.70 1.13 0.10 69.76 03:40:01 AM 0 23.15 0.00 1.82 1.39 0.10 73.54 03:40:01 AM 1 32.71 0.00 2.01 1.14 0.12 64.03 03:40:01 AM 2 32.66 0.00 2.21 2.78 0.10 62.25 03:40:01 AM 3 35.48 0.00 1.73 0.60 0.10 62.09 03:40:01 AM 4 20.56 0.00 1.32 0.23 0.12 77.76 03:40:01 AM 5 22.77 0.00 1.83 1.49 0.10 73.81 03:40:01 AM 6 24.60 0.00 1.39 0.80 0.10 73.11 03:40:01 AM 7 26.64 0.00 1.26 0.57 0.07 71.47 03:41:01 AM all 17.87 0.00 3.11 0.88 0.10 78.03 03:41:01 AM 0 13.09 0.00 3.19 0.37 0.12 83.23 03:41:01 AM 1 26.53 0.00 4.05 1.58 0.10 67.73 03:41:01 AM 2 11.80 0.00 3.10 0.88 0.10 84.12 03:41:01 AM 3 22.23 0.00 3.61 1.06 0.10 73.00 03:41:01 AM 4 15.39 0.00 2.92 1.20 0.10 80.40 03:41:01 AM 5 19.62 0.00 2.52 0.67 0.08 77.10 03:41:01 AM 6 20.61 0.00 2.67 0.17 0.12 76.43 03:41:01 AM 7 13.66 0.00 2.82 1.15 0.10 82.27 Average: all 19.11 0.00 1.99 0.84 0.09 77.97 Average: 0 13.99 0.00 1.96 0.66 0.10 83.29 Average: 1 23.66 0.00 2.50 1.12 0.10 72.63 Average: 2 18.38 0.00 2.12 1.50 0.10 77.90 Average: 3 23.68 0.00 2.06 0.63 0.08 73.55 Average: 4 14.69 0.00 1.75 0.64 0.09 82.83 Average: 5 23.18 0.00 2.20 0.80 0.09 73.73 Average: 6 19.21 0.00 1.77 0.64 0.09 78.29 Average: 7 16.11 0.00 1.55 0.73 0.07 81.54