---> uname -a: Linux prd-centos8-docker-4c-4g-2090.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): 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 10G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 808 12298 19 2655 14620 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:92:d7:f5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.117/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86138sec preferred_lft 86138sec inet6 fe80::f816:3eff:fe92:d7f5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:08:c9:25:60 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) 10/11/2025 _x86_64_ (4 CPU) 13:22:55 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 303.37 90.65 212.71 11256.65 42327.27 01:25:01 PM 233.73 4.50 229.23 790.53 12000.08 01:26:01 PM 36.68 0.52 36.16 15.58 7535.10 01:27:02 PM 47.27 1.12 46.15 78.77 9470.86 Average: 155.24 24.19 131.04 3034.98 17831.86 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 13390976 15140796 2750556 17.04 2688 1965380 1103328 6.42 138160 2261336 181180 01:25:01 PM 11402204 13501364 4739328 29.36 2688 2303468 2632548 15.31 211872 4114008 217344 01:26:01 PM 11288972 13390836 4852560 30.06 2688 2305960 2648672 15.41 214112 4225472 2092 01:27:02 PM 12615584 14991600 3525948 21.84 2688 2577992 1158616 6.74 502028 2612840 33948 Average: 12174434 14256149 3967098 24.58 2688 2288200 1885791 10.97 266543 3303414 108641 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 402.15 213.43 1700.26 69.18 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 7.08 7.08 0.83 0.83 0.00 0.00 0.00 0.00 01:25:01 PM eth0 383.12 256.24 3991.76 55.36 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 18.83 18.83 4.26 4.26 0.00 0.00 0.00 0.00 01:26:01 PM eth0 24.94 17.07 10.23 18.42 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 01:27:02 PM lo 10.03 10.03 1.69 1.69 0.00 0.00 0.00 0.00 01:27:02 PM eth0 115.33 110.68 447.31 1026.26 0.00 0.00 0.00 0.00 01:27:02 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 8.99 8.99 1.69 1.69 0.00 0.00 0.00 0.00 Average: eth0 231.34 149.33 1537.03 292.27 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) 10/11/2025 _x86_64_ (4 CPU) 13:22:55 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 25.60 0.00 4.50 4.54 0.10 65.27 01:24:01 PM 0 25.34 0.00 4.05 3.39 0.12 67.10 01:24:01 PM 1 20.11 0.00 4.24 1.94 0.08 73.63 01:24:01 PM 2 22.83 0.00 4.94 8.80 0.08 63.34 01:24:01 PM 3 34.10 0.00 4.76 4.02 0.10 57.02 01:25:01 PM all 44.47 0.00 2.53 2.73 0.11 50.16 01:25:01 PM 0 41.60 0.00 2.92 4.62 0.12 50.74 01:25:01 PM 1 40.22 0.00 2.86 2.75 0.10 54.07 01:25:01 PM 2 53.06 0.00 2.46 2.16 0.12 42.21 01:25:01 PM 3 43.00 0.00 1.87 1.37 0.12 53.64 01:26:01 PM all 15.51 0.00 0.94 0.50 0.06 82.99 01:26:01 PM 0 16.95 0.00 0.70 0.22 0.07 82.06 01:26:01 PM 1 13.68 0.00 0.87 0.38 0.07 85.00 01:26:01 PM 2 13.04 0.00 1.10 1.39 0.07 84.40 01:26:01 PM 3 18.36 0.00 1.10 0.02 0.05 80.48 01:27:02 PM all 30.74 0.00 2.18 1.31 0.08 65.69 01:27:02 PM 0 26.69 0.00 2.27 2.65 0.08 68.30 01:27:02 PM 1 31.28 0.00 1.49 1.19 0.08 65.96 01:27:02 PM 2 29.67 0.00 2.61 1.10 0.08 66.53 01:27:02 PM 3 35.32 0.00 2.34 0.30 0.07 61.97 Average: all 29.07 0.00 2.53 2.27 0.09 66.04 Average: 0 27.65 0.00 2.48 2.72 0.10 67.05 Average: 1 26.31 0.00 2.36 1.56 0.08 69.68 Average: 2 29.65 0.00 2.78 3.36 0.09 64.13 Average: 3 32.68 0.00 2.52 1.43 0.08 63.29