---> uname -a: Linux prd-centos8-docker-4c-4g-3282.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 813 12040 19 2907 14610 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:e2:f2:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.193/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86143sec preferred_lft 86143sec inet6 fe80::f816:3eff:fee2:f249/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a7:74:3e:c9 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) 06/28/2026 _x86_64_ (4 CPU) 13:22:23 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 168.78 15.06 153.72 3222.39 10585.14 01:25:01 PM 196.67 6.17 190.50 1055.02 17357.91 01:26:01 PM 35.69 2.93 32.76 103.32 940.54 Average: 133.71 8.05 125.66 1460.34 9627.92 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12818384 14921012 3320936 20.58 2688 2309188 1486028 8.65 186788 2739548 233932 01:25:01 PM 11445116 13825204 4694204 29.09 2688 2580656 2324244 13.52 255524 4010096 9128 01:26:01 PM 12346100 14975640 3793220 23.50 2688 2828496 1175364 6.84 351740 3016048 263164 Average: 12203200 14573952 3936120 24.39 2688 2572780 1661879 9.67 264684 3255231 168741 01:23:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 PM eth0 158.83 113.28 2044.03 26.72 0.00 0.00 0.00 0.00 01:24:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM lo 12.46 12.46 3.49 3.49 0.00 0.00 0.00 0.00 01:25:01 PM eth0 309.13 221.43 3783.96 47.03 0.00 0.00 0.00 0.00 01:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM lo 16.36 16.36 2.58 2.58 0.00 0.00 0.00 0.00 01:26:01 PM eth0 55.21 46.89 271.35 22.31 0.00 0.00 0.00 0.00 01:26:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 9.61 9.61 2.02 2.02 0.00 0.00 0.00 0.00 Average: eth0 174.39 127.20 2033.11 32.02 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) 06/28/2026 _x86_64_ (4 CPU) 13:22:23 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 23.61 0.00 2.26 0.93 0.08 73.11 01:24:01 PM 0 15.96 0.00 2.12 0.88 0.10 80.93 01:24:01 PM 1 34.97 0.00 4.00 0.79 0.08 60.16 01:24:01 PM 2 14.70 0.00 1.27 1.14 0.07 82.82 01:24:01 PM 3 28.81 0.00 1.66 0.92 0.08 68.53 01:25:01 PM all 50.80 0.00 1.96 1.03 0.10 46.11 01:25:01 PM 0 41.17 0.00 1.35 0.45 0.08 56.94 01:25:01 PM 1 56.29 0.00 2.86 1.99 0.10 38.76 01:25:01 PM 2 49.25 0.00 2.36 0.75 0.10 47.54 01:25:01 PM 3 56.50 0.00 1.25 0.94 0.10 41.21 01:26:01 PM all 14.71 0.00 1.12 0.15 0.07 83.94 01:26:01 PM 0 14.51 0.00 0.43 0.02 0.07 84.98 01:26:01 PM 1 11.91 0.00 1.10 0.07 0.08 86.84 01:26:01 PM 2 23.32 0.00 2.25 0.47 0.07 73.89 01:26:01 PM 3 9.12 0.00 0.70 0.05 0.07 90.06 Average: all 29.71 0.00 1.78 0.70 0.08 67.73 Average: 0 23.87 0.00 1.30 0.45 0.08 74.29 Average: 1 34.38 0.00 2.65 0.95 0.09 61.93 Average: 2 29.10 0.00 1.96 0.79 0.08 68.08 Average: 3 31.48 0.00 1.20 0.63 0.08 66.59