---> uname -a: Linux prd-centos8-docker-8c-8g-11565.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1747 27499 19 2640 29691 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:6a:d4:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.171/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86153sec preferred_lft 86153sec inet6 fe80::f816:3eff:fe6a:d46f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:43:57:ed:9c 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) 06/13/2026 _x86_64_ (8 CPU) 14:01:58 LINUX RESTART (8 CPU) 02:03:01 PM tps rtps wtps bread/s bwrtn/s 02:04:01 PM 201.80 2.88 198.92 845.58 18331.02 02:05:01 PM 91.05 3.37 87.69 437.19 6992.82 02:06:01 PM 44.16 0.43 43.73 56.26 3206.42 Average: 112.34 2.23 110.11 446.36 9510.44 02:03:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:04:01 PM 27415084 29474312 5238288 16.04 2688 2371812 3040596 9.02 202484 4549716 78436 02:05:01 PM 28894896 31126000 3758476 11.51 2688 2539172 1370800 4.07 236936 3024100 53920 02:06:01 PM 28169920 30411196 4483452 13.73 2688 2547888 2130348 6.32 465328 3515632 9404 Average: 28159967 30337169 4493405 13.76 2688 2486291 2180581 6.47 301583 3696483 47253 02:03:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:04:01 PM lo 1.07 1.07 0.12 0.12 0.00 0.00 0.00 0.00 02:04:01 PM eth0 255.93 206.23 3088.24 50.84 0.00 0.00 0.00 0.00 02:04:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 PM eth0 408.48 301.20 1922.91 106.16 0.00 0.00 0.00 0.00 02:05:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:06:01 PM eth0 50.71 28.50 28.50 85.57 0.00 0.00 0.00 0.00 02:06:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.36 0.36 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 238.38 178.65 1679.97 80.86 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) 06/13/2026 _x86_64_ (8 CPU) 14:01:58 LINUX RESTART (8 CPU) 02:03:01 PM CPU %user %nice %system %iowait %steal %idle 02:04:01 PM all 30.24 0.00 1.37 0.60 0.08 67.72 02:04:01 PM 0 22.63 0.00 1.10 0.17 0.07 76.03 02:04:01 PM 1 26.26 0.00 1.32 0.48 0.08 71.85 02:04:01 PM 2 34.79 0.00 0.95 0.37 0.08 63.81 02:04:01 PM 3 34.71 0.00 1.02 0.27 0.07 63.93 02:04:01 PM 4 49.75 0.00 2.46 0.60 0.08 47.11 02:04:01 PM 5 21.00 0.00 1.07 0.72 0.07 77.14 02:04:01 PM 6 23.05 0.00 1.37 0.80 0.07 74.71 02:04:01 PM 7 29.70 0.00 1.64 1.40 0.08 67.18 02:05:01 PM all 39.77 0.00 1.78 0.28 0.10 58.07 02:05:01 PM 0 41.49 0.00 1.52 0.05 0.10 56.84 02:05:01 PM 1 28.44 0.00 1.97 0.32 0.10 69.16 02:05:01 PM 2 55.04 0.00 2.22 0.33 0.10 42.31 02:05:01 PM 3 45.94 0.00 2.43 0.15 0.10 51.38 02:05:01 PM 4 33.62 0.00 1.77 0.40 0.10 64.10 02:05:01 PM 5 42.57 0.00 1.40 0.13 0.10 55.80 02:05:01 PM 6 40.24 0.00 1.79 0.27 0.08 57.61 02:05:01 PM 7 30.81 0.00 1.15 0.57 0.08 67.39 02:06:01 PM all 12.15 0.00 0.69 0.09 0.04 87.04 02:06:01 PM 0 16.08 0.00 0.97 0.07 0.03 82.85 02:06:01 PM 1 8.01 0.00 0.72 0.38 0.03 90.86 02:06:01 PM 2 4.51 0.00 0.40 0.02 0.05 95.02 02:06:01 PM 3 1.40 0.00 0.38 0.08 0.03 98.10 02:06:01 PM 4 20.40 0.00 1.35 0.08 0.05 78.11 02:06:01 PM 5 14.09 0.00 0.43 0.02 0.03 85.43 02:06:01 PM 6 18.45 0.00 0.95 0.02 0.03 80.55 02:06:01 PM 7 14.23 0.00 0.33 0.03 0.03 85.37 Average: all 27.38 0.00 1.28 0.32 0.07 70.95 Average: 0 26.73 0.00 1.20 0.09 0.07 71.92 Average: 1 20.90 0.00 1.34 0.40 0.07 77.30 Average: 2 31.44 0.00 1.19 0.24 0.08 67.05 Average: 3 27.33 0.00 1.28 0.17 0.07 71.16 Average: 4 34.58 0.00 1.86 0.36 0.08 63.11 Average: 5 25.89 0.00 0.97 0.29 0.07 72.79 Average: 6 27.23 0.00 1.37 0.36 0.06 70.98 Average: 7 24.91 0.00 1.04 0.67 0.07 73.32