---> uname -a: Linux prd-centos8-docker-4c-4g-7193.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: 2800.000 BogoMIPS: 5600.00 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 1036 10803 20 3921 14374 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:19:a8:82 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.88/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86096sec preferred_lft 86096sec inet6 fe80::f816:3eff:fe19:a882/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:07:11:f4:0a 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::42:7ff:fe11:f40a/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) 10/05/2026 _x86_64_ (4 CPU) 09:25:48 LINUX RESTART (4 CPU) 09:26:01 AM tps rtps wtps bread/s bwrtn/s 09:27:01 AM 272.58 87.10 185.47 10589.55 42488.00 09:28:01 AM 226.56 4.95 221.61 716.81 14123.03 09:29:01 AM 199.22 2.82 196.40 512.10 32855.15 09:30:01 AM 1124.18 95.10 1029.07 1697.70 27518.96 Average: 455.64 47.49 408.15 3379.15 29246.92 09:26:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:27:01 AM 13395188 15132208 2744120 17.00 2688 1954744 1097700 6.39 137728 2251968 158592 09:28:01 AM 12378992 14573984 3760316 23.30 2688 2398944 1632104 9.50 174352 3169108 241132 09:29:01 AM 10934392 14082476 5204916 32.25 2688 3282652 1877536 10.92 422292 4198396 221592 09:30:01 AM 9117972 12709276 7021336 43.50 2688 3582016 1988764 11.57 472496 5621920 8 Average: 11456636 14124486 4682672 29.01 2688 2804589 1649026 9.59 301717 3810348 155331 09:26:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:27:01 AM eth0 285.85 177.86 1680.95 65.90 0.00 0.00 0.00 0.00 09:27:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:28:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:28:01 AM eth0 334.39 272.59 3856.11 44.50 0.00 0.00 0.00 0.00 09:28:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:29:01 AM lo 5.93 5.93 4.50 4.50 0.00 0.00 0.00 0.00 09:29:01 AM eth0 315.56 225.19 3653.16 1221.53 0.00 0.00 0.00 0.00 09:29:01 AM docker0 3.12 3.10 4.08 0.45 0.00 0.00 0.00 0.00 09:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 AM eth0 49.23 29.47 582.33 5.16 0.00 0.00 0.00 0.00 09:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.48 1.48 1.12 1.12 0.00 0.00 0.00 0.00 Average: eth0 246.26 176.27 2443.08 334.29 0.00 0.00 0.00 0.00 Average: docker0 0.78 0.77 1.02 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) 10/05/2026 _x86_64_ (4 CPU) 09:25:48 LINUX RESTART (4 CPU) 09:26:01 AM CPU %user %nice %system %iowait %steal %idle 09:27:01 AM all 23.58 0.00 4.86 5.22 0.01 66.32 09:27:01 AM 0 21.56 0.00 6.20 4.49 0.02 67.74 09:27:01 AM 1 29.58 0.00 4.68 8.88 0.02 56.85 09:27:01 AM 2 17.04 0.00 3.43 5.50 0.00 74.03 09:27:01 AM 3 26.12 0.00 5.14 2.03 0.00 66.72 09:28:01 AM all 22.65 0.00 2.26 1.17 0.02 73.90 09:28:01 AM 0 19.34 0.00 2.26 1.26 0.00 77.14 09:28:01 AM 1 25.82 0.00 2.34 1.29 0.02 70.54 09:28:01 AM 2 29.73 0.00 2.88 1.02 0.03 66.34 09:28:01 AM 3 15.70 0.00 1.56 1.14 0.02 81.59 09:29:01 AM all 47.26 0.08 5.58 1.14 0.03 45.91 09:29:01 AM 0 45.84 0.02 5.32 1.16 0.03 47.63 09:29:01 AM 1 47.40 0.07 6.14 1.65 0.05 44.68 09:29:01 AM 2 52.25 0.07 5.75 0.94 0.03 40.95 09:29:01 AM 3 43.55 0.19 5.10 0.79 0.02 50.35 09:30:01 AM all 33.16 0.00 6.60 7.26 0.03 52.96 09:30:01 AM 0 41.59 0.00 6.28 6.06 0.03 46.03 09:30:01 AM 1 29.57 0.00 7.36 6.91 0.03 56.13 09:30:01 AM 2 22.07 0.00 5.15 5.55 0.00 67.23 09:30:01 AM 3 39.44 0.00 7.59 10.52 0.03 42.42 Average: all 31.64 0.02 4.82 3.69 0.02 59.81 Average: 0 32.05 0.00 5.01 3.24 0.02 59.67 Average: 1 33.06 0.02 5.12 4.68 0.03 57.09 Average: 2 30.27 0.02 4.30 3.25 0.02 62.15 Average: 3 31.16 0.05 4.84 3.60 0.02 60.34