---> uname -a: Linux prd-centos8-docker-4c-4g-1268.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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 12G 69G 15% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 1009 10833 20 3918 14401 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:b8:ba:8d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.247/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:feb8:ba8d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4a:c4:59:5c 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 inet6 fe80::42:4aff:fec4:595c/64 scope link 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) 10/13/2026 _x86_64_ (4 CPU) 10:46:52 LINUX RESTART (4 CPU) 10:47:01 AM tps rtps wtps bread/s bwrtn/s 10:48:01 AM 315.46 129.87 185.59 14114.28 42544.03 10:49:02 AM 270.47 6.52 263.96 1172.74 22507.38 10:50:01 AM 377.43 1.98 375.45 86.89 33757.01 10:51:01 AM 818.53 108.85 709.68 1908.75 19251.31 Average: 445.74 62.06 383.69 4339.01 29498.46 10:47:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:48:01 AM 13328356 15116304 2810960 17.42 2688 2003976 1113084 6.48 138852 2316580 196472 10:49:02 AM 11300312 13709552 4839004 29.98 2688 2607452 2871176 16.70 207800 4189536 176704 10:50:01 AM 10426680 13897212 5712636 35.40 2688 3521840 1873136 10.90 352688 4618608 340152 10:51:01 AM 10263904 13876132 5875412 36.40 2688 3602452 2048440 11.92 413136 4560352 16964 Average: 11329813 14149800 4809503 29.80 2688 2933930 1976459 11.50 278119 3921269 182573 10:47:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:48:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:48:01 AM eth0 371.90 222.12 1886.38 71.51 0.00 0.00 0.00 0.00 10:48:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:49:02 AM lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 10:49:02 AM eth0 452.14 322.05 6050.83 46.42 0.00 0.00 0.00 0.00 10:49:02 AM docker0 0.08 0.18 0.00 0.02 0.00 0.00 0.00 0.00 10:49:02 AM vethb3330ac 0.08 0.28 0.01 0.03 0.00 0.00 0.00 0.00 10:50:01 AM lo 6.34 6.34 4.68 4.68 0.00 0.00 0.00 0.00 10:50:01 AM eth0 186.80 146.26 1838.71 30.76 0.00 0.00 0.00 0.00 10:50:01 AM docker0 3.32 2.93 4.15 0.44 0.00 0.00 0.00 0.00 10:51:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:51:01 AM eth0 4.15 2.97 58.55 0.76 0.00 0.00 0.00 0.00 10:51:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.60 1.60 1.16 1.16 0.00 0.00 0.00 0.00 Average: eth0 254.03 173.46 2461.14 37.39 0.00 0.00 0.00 0.00 Average: docker0 0.84 0.77 1.03 0.11 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) 10/13/2026 _x86_64_ (4 CPU) 10:46:52 LINUX RESTART (4 CPU) 10:47:01 AM CPU %user %nice %system %iowait %steal %idle 10:48:01 AM all 28.01 0.00 5.10 2.56 0.04 64.29 10:48:01 AM 0 29.84 0.00 5.52 3.72 0.03 60.89 10:48:01 AM 1 20.55 0.00 6.02 2.82 0.05 70.56 10:48:01 AM 2 27.77 0.00 3.57 2.24 0.03 66.39 10:48:01 AM 3 33.86 0.00 5.32 1.44 0.03 59.35 10:49:02 AM all 40.86 0.00 3.41 1.41 0.05 54.28 10:49:02 AM 0 55.52 0.00 4.54 1.32 0.03 38.59 10:49:02 AM 1 31.66 0.00 2.98 1.16 0.05 64.16 10:49:02 AM 2 33.89 0.00 2.95 1.26 0.05 61.85 10:49:02 AM 3 42.37 0.00 3.15 1.89 0.05 52.53 10:50:01 AM all 37.94 0.10 9.13 2.44 0.04 50.35 10:50:01 AM 0 32.63 0.16 8.32 3.67 0.03 55.19 10:50:01 AM 1 50.65 0.05 9.55 1.79 0.05 37.92 10:50:01 AM 2 35.24 0.02 9.47 2.42 0.03 52.82 10:50:01 AM 3 33.21 0.19 9.18 1.89 0.03 55.50 10:51:01 AM all 37.12 0.00 4.03 6.00 0.05 52.79 10:51:01 AM 0 22.55 0.00 3.64 5.56 0.05 68.20 10:51:01 AM 1 78.78 0.00 4.36 5.32 0.05 11.49 10:51:01 AM 2 25.09 0.00 3.80 6.08 0.03 64.99 10:51:01 AM 3 22.11 0.00 4.33 7.05 0.05 66.45 Average: all 35.97 0.03 5.39 3.11 0.04 55.46 Average: 0 35.15 0.04 5.48 3.57 0.04 55.72 Average: 1 45.38 0.01 5.70 2.78 0.05 46.08 Average: 2 30.46 0.00 4.91 3.01 0.04 61.58 Average: 3 32.89 0.05 5.47 3.08 0.04 58.48