---> uname -a: Linux prd-centos8-docker-8c-8g-952.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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: 2799.996 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: 31890 1000 28282 19 2607 30443 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:17:17:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.229/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86227sec preferred_lft 86227sec inet6 fe80::f816:3eff:fe17:1730/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:cc:c7:db:34 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/10/2026 _x86_64_ (8 CPU) 13:47:08 LINUX RESTART (8 CPU) 01:48:01 PM tps rtps wtps bread/s bwrtn/s 01:49:01 PM 302.73 17.86 284.87 3944.29 13481.06 01:50:01 PM 71.25 1.78 69.47 345.14 11439.53 Average: 187.00 9.82 177.18 2144.86 12460.38 01:48:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:49:01 PM 28055428 30245888 4600284 14.09 2688 2502096 2826084 8.38 229964 3882504 302860 01:50:01 PM 28900500 31111480 3755212 11.50 2688 2520800 1560160 4.63 439716 2827344 23164 Average: 28477964 30678684 4177748 12.79 2688 2511448 2193122 6.51 334840 3354924 163012 01:48:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:49:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:49:01 PM eth0 450.52 357.83 5528.59 51.72 0.00 0.00 0.00 0.00 01:49:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:50:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:50:01 PM eth0 40.53 30.11 22.78 13.60 0.00 0.00 0.00 0.00 01:50:01 PM 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 245.54 193.98 2775.91 32.66 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/10/2026 _x86_64_ (8 CPU) 13:47:08 LINUX RESTART (8 CPU) 01:48:01 PM CPU %user %nice %system %iowait %steal %idle 01:49:01 PM all 24.81 0.00 1.48 0.94 0.08 72.69 01:49:01 PM 0 10.49 0.00 1.19 0.47 0.08 87.77 01:49:01 PM 1 15.74 0.00 1.22 0.95 0.08 82.00 01:49:01 PM 2 30.70 0.00 1.49 0.55 0.10 67.15 01:49:01 PM 3 29.58 0.00 1.65 0.69 0.08 67.99 01:49:01 PM 4 19.71 0.00 1.56 0.69 0.08 77.97 01:49:01 PM 5 38.71 0.00 1.69 1.40 0.08 58.12 01:49:01 PM 6 34.80 0.00 1.04 0.55 0.07 63.54 01:49:01 PM 7 18.71 0.00 2.01 2.22 0.08 76.98 01:50:01 PM all 18.20 0.00 0.96 0.24 0.06 80.54 01:50:01 PM 0 15.88 0.00 0.72 0.03 0.07 83.30 01:50:01 PM 1 28.62 0.00 1.47 0.20 0.08 69.63 01:50:01 PM 2 20.62 0.00 1.02 0.35 0.07 77.95 01:50:01 PM 3 15.67 0.00 0.82 0.47 0.07 82.97 01:50:01 PM 4 23.26 0.00 0.78 0.02 0.07 75.87 01:50:01 PM 5 11.65 0.00 1.00 0.38 0.05 86.91 01:50:01 PM 6 8.09 0.00 0.74 0.45 0.05 90.67 01:50:01 PM 7 21.78 0.00 1.10 0.03 0.07 77.02 Average: all 21.50 0.00 1.22 0.59 0.07 76.61 Average: 0 13.18 0.00 0.95 0.25 0.08 85.54 Average: 1 22.19 0.00 1.34 0.58 0.08 75.81 Average: 2 25.65 0.00 1.25 0.45 0.08 72.56 Average: 3 22.63 0.00 1.24 0.58 0.08 75.48 Average: 4 21.49 0.00 1.17 0.35 0.08 76.92 Average: 5 25.19 0.00 1.34 0.89 0.07 72.51 Average: 6 21.45 0.00 0.89 0.50 0.06 77.10 Average: 7 20.25 0.00 1.55 1.13 0.08 77.00