---> uname -a: Linux prd-centos8-docker-8c-8g-1217.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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 1043 27241 20 3602 30381 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:c4:cd:8e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.189/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86151sec preferred_lft 86151sec inet6 fe80::f816:3eff:fec4:cd8e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c2:1e:a0:98 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:c2ff:fe1e:a098/64 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) 09/14/2026 _x86_64_ (8 CPU) 03:37:35 LINUX RESTART (8 CPU) 03:38:02 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 194.12 6.22 187.90 955.74 6680.70 03:40:01 AM 400.40 14.85 385.55 3126.69 16813.13 03:41:01 AM 243.06 6.80 236.26 1267.12 14930.83 Average: 279.67 9.30 270.37 1787.84 12842.32 03:38:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29539072 31237440 3114300 9.54 2688 2023704 1468184 4.36 138608 2546176 183764 03:40:01 AM 28548492 30725996 4104880 12.57 2688 2487192 1839000 5.46 212744 3391608 178576 03:41:01 AM 27127868 29809852 5525504 16.92 2688 2983976 2518536 7.47 471752 4518280 246708 Average: 28405144 30591096 4248228 13.01 2688 2498291 1941907 5.76 274368 3485355 203016 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 122.57 87.53 1323.05 12.90 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 398.35 339.52 3763.35 69.67 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 479.60 395.32 6350.82 50.53 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 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 334.68 275.16 3826.17 44.54 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) 09/14/2026 _x86_64_ (8 CPU) 03:37:35 LINUX RESTART (8 CPU) 03:38:02 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 8.21 0.00 0.93 0.55 0.01 90.30 03:39:01 AM 0 0.27 0.00 0.32 0.05 0.00 99.35 03:39:01 AM 1 9.58 0.00 0.80 0.25 0.02 89.35 03:39:01 AM 2 21.26 0.00 1.24 0.56 0.02 76.92 03:39:01 AM 3 2.97 0.00 0.39 0.14 0.00 96.51 03:39:01 AM 4 0.75 0.00 1.35 2.49 0.02 95.40 03:39:01 AM 5 10.02 0.00 1.31 0.12 0.02 88.54 03:39:01 AM 6 4.84 0.00 0.54 0.14 0.00 94.48 03:39:01 AM 7 15.92 0.00 1.51 0.64 0.02 81.91 03:40:01 AM all 17.23 0.00 1.71 1.00 0.02 80.03 03:40:01 AM 0 10.92 0.00 1.39 0.38 0.02 87.29 03:40:01 AM 1 17.35 0.00 1.42 0.65 0.02 80.56 03:40:01 AM 2 23.80 0.00 1.44 0.82 0.00 73.94 03:40:01 AM 3 14.06 0.00 0.94 0.33 0.02 84.65 03:40:01 AM 4 25.36 0.00 2.48 1.71 0.03 70.42 03:40:01 AM 5 8.99 0.00 1.39 1.06 0.00 88.56 03:40:01 AM 6 10.90 0.00 2.81 2.46 0.02 83.81 03:40:01 AM 7 26.44 0.00 1.85 0.62 0.03 71.06 03:41:01 AM all 27.75 0.00 1.61 0.63 0.02 69.98 03:41:01 AM 0 29.37 0.00 1.34 0.07 0.03 69.19 03:41:01 AM 1 38.35 0.00 2.80 0.84 0.02 57.99 03:41:01 AM 2 22.96 0.00 1.47 0.32 0.02 75.23 03:41:01 AM 3 21.08 0.00 1.75 1.23 0.02 75.93 03:41:01 AM 4 39.25 0.00 1.89 1.58 0.02 57.27 03:41:01 AM 5 26.79 0.00 1.17 0.22 0.03 71.78 03:41:01 AM 6 18.25 0.00 1.09 0.03 0.02 80.61 03:41:01 AM 7 25.95 0.00 1.39 0.79 0.02 71.85 Average: all 17.77 0.00 1.42 0.73 0.02 80.06 Average: 0 13.59 0.00 1.02 0.17 0.02 85.20 Average: 1 21.80 0.00 1.68 0.58 0.02 75.93 Average: 2 22.68 0.00 1.38 0.57 0.01 75.36 Average: 3 12.74 0.00 1.03 0.57 0.01 85.66 Average: 4 21.90 0.00 1.91 1.92 0.02 74.25 Average: 5 15.28 0.00 1.29 0.47 0.02 82.94 Average: 6 11.36 0.00 1.49 0.88 0.01 86.26 Average: 7 22.80 0.00 1.59 0.68 0.02 74.91