---> uname -a: Linux prd-centos8-docker-4c-4g-5046.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: 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): 0-3 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 809 12042 19 2908 14613 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:2d:d6:a4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.127/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86154sec preferred_lft 86154sec inet6 fe80::f816:3eff:fe2d:d6a4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c9:6e:e3:f2 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) 08/08/2026 _x86_64_ (4 CPU) 13:22:46 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 253.98 21.81 232.17 5705.03 9210.95 01:25:01 PM 269.83 19.44 250.38 4212.60 15585.04 01:26:01 PM 36.63 1.65 34.98 63.59 7880.52 Average: 186.82 14.30 172.52 3327.25 10892.34 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 13160608 15056936 2978704 18.46 2688 2107984 1158480 6.74 149356 2459696 267784 01:25:01 PM 11582404 13960324 4556908 28.23 2688 2578884 2119844 12.33 240852 3889816 226456 01:26:01 PM 11125324 13507148 5013988 31.07 2688 2582564 2581716 15.02 254140 4328444 896 Average: 11956112 14174803 4183200 25.92 2688 2423144 1953347 11.36 214783 3559319 165045 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 380.99 207.20 2010.80 68.15 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 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 01:25:01 PM eth0 438.07 306.25 4676.35 64.25 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 25.50 25.50 5.12 5.12 0.00 0.00 0.00 0.00 01:26:01 PM eth0 22.88 16.33 8.44 16.63 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 8.55 8.55 1.71 1.71 0.00 0.00 0.00 0.00 Average: eth0 280.66 176.60 2231.99 49.68 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) 08/08/2026 _x86_64_ (4 CPU) 13:22:46 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 26.18 0.00 3.15 1.59 0.08 69.01 01:24:01 PM 0 25.07 0.00 3.78 3.50 0.08 67.57 01:24:01 PM 1 13.64 0.00 2.38 0.49 0.08 83.41 01:24:01 PM 2 25.24 0.00 2.95 1.19 0.08 70.54 01:24:01 PM 3 40.74 0.00 3.48 1.19 0.07 54.53 01:25:01 PM all 48.04 0.00 2.98 1.52 0.10 47.35 01:25:01 PM 0 38.75 0.00 3.45 1.54 0.10 56.16 01:25:01 PM 1 52.36 0.00 2.01 1.14 0.10 44.39 01:25:01 PM 2 51.57 0.00 2.29 1.02 0.12 45.00 01:25:01 PM 3 49.49 0.00 4.15 2.39 0.10 43.87 01:26:01 PM all 19.33 0.00 0.65 0.17 0.08 79.77 01:26:01 PM 0 10.44 0.00 0.85 0.27 0.08 88.36 01:26:01 PM 1 25.15 0.00 0.52 0.03 0.08 74.22 01:26:01 PM 2 16.38 0.00 1.07 0.38 0.07 82.10 01:26:01 PM 3 25.34 0.00 0.17 0.00 0.07 74.43 Average: all 31.18 0.00 2.26 1.09 0.09 65.39 Average: 0 24.74 0.00 2.69 1.77 0.09 70.71 Average: 1 30.38 0.00 1.63 0.55 0.09 67.35 Average: 2 31.07 0.00 2.10 0.86 0.09 65.88 Average: 3 38.51 0.00 2.60 1.19 0.08 57.63