---> uname -a: Linux prd-centos8-docker-8c-8g-6447.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 1067 27057 20 3762 30357 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:4f:a5:69 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.203/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fe4f:a569/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:34:06:71:3c 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::42:34ff:fe06:713c/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) 10/01/2026 _x86_64_ (8 CPU) 17:11:35 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 202.60 8.68 193.92 2555.41 9314.43 05:14:02 PM 432.11 17.28 414.83 2729.62 17228.39 05:15:01 PM 290.00 2.64 287.36 405.15 45528.96 Average: 308.34 9.57 298.77 1905.06 23903.83 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29324848 31252980 3328524 10.19 2688 2246388 1384384 4.11 148408 2726640 288660 05:14:02 PM 28103532 30431064 4549840 13.93 2688 2634580 1967488 5.84 253032 3785704 202604 05:15:01 PM 26478176 29703440 6175196 18.91 2688 3520740 2673248 7.93 568024 5044164 20 Average: 27968852 30462495 4684520 14.35 2688 2800569 2008373 5.96 323155 3852169 163761 05:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 177.04 119.48 1911.82 36.62 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:02 PM eth0 455.88 421.78 4684.91 65.27 0.00 0.00 0.00 0.00 05:14:02 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 522.35 410.50 8212.13 46.66 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.98 16.57 0.54 266.26 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 384.32 316.73 4917.99 49.53 0.00 0.00 0.00 0.00 Average: docker0 2.30 5.46 0.18 87.76 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) 10/01/2026 _x86_64_ (8 CPU) 17:11:35 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 10.21 0.00 1.22 0.64 0.00 87.93 05:13:01 PM 0 9.93 0.00 1.37 0.47 0.00 88.23 05:13:01 PM 1 2.26 0.00 0.59 0.02 0.00 97.14 05:13:01 PM 2 25.43 0.00 1.82 0.58 0.02 72.15 05:13:01 PM 3 5.91 0.00 0.87 0.35 0.00 92.88 05:13:01 PM 4 7.52 0.00 1.86 2.37 0.00 88.25 05:13:01 PM 5 2.01 0.00 0.52 0.60 0.00 96.87 05:13:01 PM 6 10.12 0.00 0.90 0.28 0.00 88.70 05:13:01 PM 7 18.43 0.00 1.82 0.47 0.00 79.28 05:14:02 PM all 23.21 0.00 1.73 1.28 0.02 73.77 05:14:02 PM 0 25.69 0.00 1.72 0.95 0.02 71.62 05:14:02 PM 1 21.26 0.00 1.49 0.77 0.02 76.46 05:14:02 PM 2 23.03 0.00 1.52 0.92 0.02 74.51 05:14:02 PM 3 23.15 0.00 2.51 1.87 0.02 72.45 05:14:02 PM 4 22.94 0.00 1.72 1.22 0.02 74.10 05:14:02 PM 5 22.08 0.00 1.71 1.32 0.02 74.87 05:14:02 PM 6 25.95 0.00 1.96 2.66 0.02 69.41 05:14:02 PM 7 21.56 0.00 1.21 0.49 0.02 76.73 05:15:01 PM all 22.69 0.00 2.98 0.96 0.03 73.34 05:15:01 PM 0 24.55 0.00 2.63 0.70 0.02 72.10 05:15:01 PM 1 32.21 0.00 3.52 2.03 0.03 62.21 05:15:01 PM 2 12.61 0.00 3.22 1.16 0.02 83.00 05:15:01 PM 3 14.92 0.00 3.14 0.93 0.02 81.00 05:15:01 PM 4 26.64 0.00 3.08 0.33 0.03 69.92 05:15:01 PM 5 18.96 0.00 2.80 1.16 0.02 77.05 05:15:01 PM 6 23.85 0.00 3.07 1.03 0.03 72.02 05:15:01 PM 7 27.79 0.00 2.36 0.34 0.03 69.47 Average: all 18.67 0.00 1.97 0.96 0.01 78.39 Average: 0 20.02 0.00 1.90 0.71 0.01 77.36 Average: 1 18.48 0.00 1.85 0.93 0.02 78.72 Average: 2 20.42 0.00 2.18 0.89 0.02 76.50 Average: 3 14.65 0.00 2.16 1.05 0.01 82.13 Average: 4 18.97 0.00 2.21 1.31 0.02 77.48 Average: 5 14.31 0.00 1.67 1.03 0.01 82.98 Average: 6 19.93 0.00 1.97 1.33 0.02 76.76 Average: 7 22.56 0.00 1.79 0.43 0.02 75.20