---> uname -a: Linux prd-centos8-docker-8c-8g-8756.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 1060 26984 19 3843 30362 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:c7:d8:ff brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.63/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fec7:d8ff/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:76:fd:aa:9a 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::42:76ff:fefd:aa9a/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) 07/11/2026 _x86_64_ (8 CPU) 03:37:58 LINUX RESTART (8 CPU) 03:39:01 AM tps rtps wtps bread/s bwrtn/s 03:40:01 AM 347.05 14.73 332.32 3123.89 17348.32 03:41:01 AM 373.79 6.86 366.93 1267.71 12967.78 03:42:01 AM 196.95 2.38 194.57 487.44 42960.66 Average: 305.93 7.99 297.94 1626.35 24425.59 03:39:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 AM 28599492 30747080 4053880 12.41 2688 2457680 1848156 5.48 204680 3355192 157516 03:41:01 AM 27429136 30022840 5224236 16.00 2688 2895684 2354276 6.99 406696 4288656 265452 03:42:01 AM 27660104 31119156 4993268 15.29 2688 3749096 1517320 4.50 829384 3596376 151792 Average: 27896244 30629692 4757128 14.57 2688 3034153 1906584 5.66 480253 3746741 191587 03:39:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 326.52 276.22 3470.70 51.77 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 480.26 381.67 6322.60 51.21 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 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 442.65 406.43 5051.00 2346.05 0.00 0.00 0.00 0.00 03:42:01 AM docker0 12.46 16.23 0.70 308.46 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 416.48 354.78 4948.10 816.34 0.00 0.00 0.00 0.00 Average: docker0 4.15 5.41 0.23 102.82 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) 07/11/2026 _x86_64_ (8 CPU) 03:37:58 LINUX RESTART (8 CPU) 03:39:01 AM CPU %user %nice %system %iowait %steal %idle 03:40:01 AM all 16.82 0.00 1.48 1.07 0.08 80.55 03:40:01 AM 0 12.25 0.00 1.62 0.70 0.08 85.34 03:40:01 AM 1 21.04 0.00 1.96 1.99 0.08 74.92 03:40:01 AM 2 13.51 0.00 1.24 0.69 0.08 84.48 03:40:01 AM 3 13.71 0.00 0.94 0.77 0.08 84.50 03:40:01 AM 4 12.68 0.00 1.81 1.98 0.07 83.46 03:40:01 AM 5 25.08 0.00 1.52 0.40 0.08 72.92 03:40:01 AM 6 23.20 0.00 2.01 1.10 0.08 73.61 03:40:01 AM 7 13.05 0.00 0.79 0.94 0.07 85.16 03:41:01 AM all 26.88 0.00 1.65 1.00 0.09 70.37 03:41:01 AM 0 21.61 0.00 1.77 0.75 0.08 75.77 03:41:01 AM 1 27.95 0.00 1.51 1.51 0.08 68.95 03:41:01 AM 2 26.75 0.00 2.10 1.59 0.12 69.44 03:41:01 AM 3 24.58 0.00 1.69 0.67 0.10 72.96 03:41:01 AM 4 28.08 0.00 1.79 1.86 0.10 68.16 03:41:01 AM 5 29.25 0.00 1.78 0.42 0.10 68.46 03:41:01 AM 6 25.67 0.00 1.34 0.67 0.08 72.24 03:41:01 AM 7 31.18 0.00 1.21 0.55 0.08 66.98 03:42:01 AM all 15.70 0.00 2.78 0.71 0.08 80.74 03:42:01 AM 0 15.61 0.00 2.17 0.74 0.08 81.40 03:42:01 AM 1 24.61 0.00 2.91 0.64 0.10 71.75 03:42:01 AM 2 19.22 0.00 3.71 1.28 0.08 75.71 03:42:01 AM 3 10.75 0.00 2.50 0.84 0.07 85.84 03:42:01 AM 4 12.80 0.00 2.82 0.92 0.08 83.37 03:42:01 AM 5 16.24 0.00 2.96 0.71 0.07 80.03 03:42:01 AM 6 7.96 0.00 2.31 0.23 0.07 89.42 03:42:01 AM 7 18.42 0.00 2.84 0.29 0.10 78.35 Average: all 19.80 0.00 1.97 0.93 0.09 77.22 Average: 0 16.49 0.00 1.85 0.73 0.08 80.84 Average: 1 24.53 0.00 2.12 1.38 0.09 71.88 Average: 2 19.82 0.00 2.35 1.19 0.10 76.55 Average: 3 16.34 0.00 1.71 0.76 0.08 81.10 Average: 4 17.86 0.00 2.14 1.59 0.08 78.33 Average: 5 23.53 0.00 2.08 0.51 0.08 73.80 Average: 6 18.95 0.00 1.89 0.67 0.08 78.42 Average: 7 20.88 0.00 1.61 0.59 0.08 76.83