---> uname -a: Linux prd-centos8-docker-8c-8g-802.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: 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): 0-7 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 1049 27230 20 3607 30374 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:a6:b4:65 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.72/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fea6:b465/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:af:88:c7:5d 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:afff:fe88:c75d/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) 10/12/2026 _x86_64_ (8 CPU) 03:37:42 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 186.79 18.32 168.47 3108.73 6747.28 03:40:01 AM 212.05 14.48 197.57 3222.39 14964.41 03:41:01 AM 354.50 4.82 349.68 1166.01 11863.08 03:42:01 AM 180.09 2.43 177.66 441.32 34868.29 Average: 233.35 10.01 223.34 1984.66 17110.33 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29650204 31288788 3003168 9.20 2688 1965104 1401916 4.16 137864 2442820 137288 03:40:01 AM 28925852 30993160 3727520 11.42 2688 2380596 1831712 5.44 195960 3044624 91536 03:41:01 AM 27290232 29743504 5363140 16.42 2688 2758548 2628780 7.80 396160 4446680 170992 03:42:01 AM 27872500 31092036 4780872 14.64 2688 3514108 1510656 4.48 762948 3459688 26312 Average: 28434697 30779372 4218675 12.92 2688 2654589 1843266 5.47 373233 3348453 106532 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 343.78 253.04 1698.11 62.68 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 243.92 208.41 2298.34 51.83 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 417.29 373.81 5343.40 51.00 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 398.88 322.28 6732.92 36.94 0.00 0.00 0.00 0.00 03:42:01 AM docker0 5.60 7.81 0.34 150.37 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 350.97 289.38 4018.09 50.61 0.00 0.00 0.00 0.00 Average: docker0 1.40 1.95 0.08 37.59 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) 10/12/2026 _x86_64_ (8 CPU) 03:37:42 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 9.76 0.00 1.41 0.91 0.01 87.92 03:39:01 AM 0 2.84 0.00 0.89 0.38 0.02 95.87 03:39:01 AM 1 4.03 0.00 1.26 0.74 0.00 93.97 03:39:01 AM 2 23.11 0.00 2.11 1.41 0.03 73.35 03:39:01 AM 3 25.79 0.00 2.50 0.57 0.02 71.12 03:39:01 AM 4 2.81 0.00 1.30 0.10 0.00 95.79 03:39:01 AM 5 5.71 0.00 0.48 0.13 0.00 93.67 03:39:01 AM 6 7.04 0.00 1.59 1.71 0.00 89.67 03:39:01 AM 7 6.70 0.00 1.12 2.26 0.02 89.90 03:40:01 AM all 12.94 0.00 1.20 0.72 0.01 85.12 03:40:01 AM 0 10.77 0.00 0.82 0.52 0.00 87.90 03:40:01 AM 1 13.88 0.00 2.28 2.13 0.02 81.70 03:40:01 AM 2 7.20 0.00 0.84 0.60 0.00 91.36 03:40:01 AM 3 35.72 0.00 2.30 0.87 0.05 61.06 03:40:01 AM 4 10.01 0.00 0.74 0.35 0.00 88.91 03:40:01 AM 5 12.68 0.00 0.97 0.67 0.02 85.66 03:40:01 AM 6 7.43 0.00 0.89 0.23 0.02 91.43 03:40:01 AM 7 5.83 0.00 0.78 0.40 0.00 92.99 03:41:01 AM all 26.55 0.00 1.83 0.98 0.01 70.63 03:41:01 AM 0 14.81 0.00 1.76 1.11 0.02 82.31 03:41:01 AM 1 31.22 0.00 1.42 0.55 0.00 66.81 03:41:01 AM 2 28.58 0.00 1.98 0.66 0.00 68.78 03:41:01 AM 3 35.18 0.00 1.88 1.34 0.02 61.58 03:41:01 AM 4 21.46 0.00 1.78 0.76 0.02 75.98 03:41:01 AM 5 30.71 0.00 1.43 0.37 0.02 67.48 03:41:01 AM 6 19.08 0.00 2.68 2.47 0.00 75.77 03:41:01 AM 7 31.36 0.00 1.71 0.59 0.00 66.34 03:42:01 AM all 15.40 0.00 2.15 0.66 0.01 81.79 03:42:01 AM 0 9.85 0.00 1.86 0.08 0.00 88.21 03:42:01 AM 1 11.36 0.00 1.93 0.55 0.02 86.15 03:42:01 AM 2 33.82 0.00 3.15 0.87 0.02 62.14 03:42:01 AM 3 18.91 0.00 2.08 0.50 0.00 78.51 03:42:01 AM 4 5.91 0.00 1.62 0.22 0.00 92.25 03:42:01 AM 5 20.14 0.00 2.99 1.66 0.02 75.20 03:42:01 AM 6 10.81 0.00 2.01 0.89 0.00 86.29 03:42:01 AM 7 12.42 0.00 1.56 0.50 0.02 85.51 Average: all 16.15 0.00 1.65 0.82 0.01 81.37 Average: 0 9.56 0.00 1.33 0.52 0.01 88.58 Average: 1 15.12 0.00 1.72 0.99 0.01 82.16 Average: 2 23.17 0.00 2.02 0.88 0.01 73.91 Average: 3 28.90 0.00 2.19 0.82 0.02 68.07 Average: 4 10.03 0.00 1.36 0.36 0.00 88.25 Average: 5 17.29 0.00 1.46 0.71 0.01 80.52 Average: 6 11.08 0.00 1.79 1.32 0.00 85.81 Average: 7 14.06 0.00 1.29 0.94 0.01 83.70