---> uname -a: Linux prd-centos8-docker-8c-8g-4561.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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1056 27220 20 3611 30368 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:2f:f4:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.234/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86150sec preferred_lft 86150sec inet6 fe80::f816:3eff:fe2f:f4d9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:90:7d:00:e4 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::42:90ff:fe7d:e4/64 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) 09/24/2026 _x86_64_ (8 CPU) 03:37:20 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 151.57 14.20 137.37 3113.90 13657.00 03:40:01 AM 414.58 5.42 409.17 1215.80 11342.51 03:41:01 AM 239.95 2.72 237.24 552.08 39728.64 Average: 268.69 7.44 261.25 1627.28 21576.62 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29143508 31113204 3509856 10.75 2688 2287580 2040840 6.06 157336 2881316 106848 03:40:01 AM 28254364 30562980 4399000 13.47 2688 2616104 2045600 6.07 236560 3650308 176148 03:41:01 AM 27902560 31121964 4750804 14.55 2688 3514976 1510692 4.48 746088 3445352 7560 Average: 28433477 30932716 4219887 12.92 2688 2806220 1865711 5.54 379995 3325659 96852 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 137.17 94.20 1643.29 32.82 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 411.75 388.20 4460.05 57.90 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 576.51 444.44 8990.54 50.47 0.00 0.00 0.00 0.00 03:41:01 AM docker0 3.95 9.10 0.23 142.97 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 375.14 308.94 5031.33 47.06 0.00 0.00 0.00 0.00 Average: docker0 1.32 3.03 0.08 47.66 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) 09/24/2026 _x86_64_ (8 CPU) 03:37:20 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 8.22 0.00 0.90 0.38 0.01 90.48 03:39:01 AM 0 2.47 0.00 0.47 0.18 0.00 96.88 03:39:01 AM 1 3.62 0.00 0.58 0.55 0.02 95.22 03:39:01 AM 2 2.51 0.00 0.37 0.33 0.03 96.76 03:39:01 AM 3 3.51 0.00 0.63 0.22 0.00 95.64 03:39:01 AM 4 15.89 0.00 1.52 0.37 0.00 82.23 03:39:01 AM 5 9.84 0.00 0.85 0.52 0.02 88.78 03:39:01 AM 6 16.76 0.00 1.82 0.27 0.02 81.14 03:39:01 AM 7 11.14 0.00 0.98 0.62 0.02 87.25 03:40:01 AM all 20.25 0.00 1.52 1.05 0.01 77.17 03:40:01 AM 0 20.21 0.00 1.57 0.52 0.02 77.68 03:40:01 AM 1 22.71 0.00 1.12 0.70 0.00 75.47 03:40:01 AM 2 19.22 0.00 2.48 1.79 0.00 76.51 03:40:01 AM 3 18.75 0.00 1.29 0.70 0.02 79.24 03:40:01 AM 4 21.50 0.00 1.37 0.60 0.02 76.51 03:40:01 AM 5 12.42 0.00 2.04 2.92 0.02 82.60 03:40:01 AM 6 20.16 0.00 1.22 0.80 0.02 77.80 03:40:01 AM 7 27.02 0.00 1.05 0.33 0.02 71.58 03:41:01 AM all 22.86 0.00 2.29 0.73 0.01 74.12 03:41:01 AM 0 32.25 0.00 2.03 0.30 0.02 65.40 03:41:01 AM 1 22.43 0.00 2.47 0.64 0.02 74.45 03:41:01 AM 2 22.91 0.00 2.72 1.16 0.02 73.20 03:41:01 AM 3 26.96 0.00 2.90 0.82 0.02 69.30 03:41:01 AM 4 21.53 0.00 1.78 0.97 0.02 75.70 03:41:01 AM 5 14.72 0.00 2.38 1.36 0.02 81.52 03:41:01 AM 6 23.23 0.00 2.25 0.42 0.02 74.08 03:41:01 AM 7 18.83 0.00 1.76 0.13 0.00 79.27 Average: all 17.10 0.00 1.57 0.72 0.01 80.61 Average: 0 18.29 0.00 1.36 0.33 0.01 80.01 Average: 1 16.24 0.00 1.39 0.63 0.01 81.73 Average: 2 14.86 0.00 1.85 1.09 0.02 82.17 Average: 3 16.39 0.00 1.61 0.58 0.01 81.41 Average: 4 19.64 0.00 1.56 0.65 0.01 78.15 Average: 5 12.32 0.00 1.76 1.60 0.02 84.31 Average: 6 20.04 0.00 1.76 0.50 0.02 77.68 Average: 7 18.98 0.00 1.27 0.36 0.01 79.38