---> uname -a: Linux prd-centos8-docker-4c-4g-2731.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 1056 10830 20 3874 14354 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:05:3d:03 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.107/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85895sec preferred_lft 85895sec inet6 fe80::f816:3eff:fe05:3d03/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b0:c6:7b:6e 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:b0ff:fec6:7b6e/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) 11/12/2026 _x86_64_ (4 CPU) 07:07:18 LINUX RESTART (4 CPU) 07:08:01 AM tps rtps wtps bread/s bwrtn/s 07:09:01 AM 201.00 10.59 190.40 1464.60 5990.24 07:10:00 AM 88.02 1.32 86.70 275.61 8442.40 07:10:01 AM 6.00 3.00 3.00 64.00 82.00 07:11:01 AM 201.30 4.45 196.85 494.64 13750.57 07:12:01 AM 16.00 0.45 15.55 394.07 984.64 07:13:01 AM 70.13 0.83 69.29 77.04 12143.72 07:14:01 AM 1106.33 11.38 1094.95 151.95 34354.65 07:15:01 AM 144.75 83.76 61.00 1565.08 4032.46 07:16:01 AM 67.66 24.74 42.92 544.62 2786.44 Average: 236.73 17.19 219.54 620.54 10293.37 07:08:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:09:01 AM 13329152 15059916 2810164 17.41 2688 1953940 1192180 6.94 161704 2316680 131768 07:10:00 AM 13145828 15123276 2993488 18.55 2688 2185924 1063848 6.19 144792 2460692 177200 07:10:01 AM 13145224 15122704 2994092 18.55 2688 2185936 1063848 6.19 144840 2460816 177208 07:11:01 AM 11734584 13922884 4404732 27.29 2688 2390480 2321372 13.51 203380 3777200 7812 07:12:01 AM 11639560 13886664 4499756 27.88 2688 2448192 2659792 15.47 205000 3862044 32528 07:13:01 AM 11632604 14322944 4506712 27.92 2688 2881508 2011272 11.70 358308 3679636 129520 07:14:01 AM 10164184 13650228 5975132 37.02 2688 3478768 2014160 11.72 440580 4614364 66752 07:15:01 AM 9289416 12834820 6849900 42.44 2688 3534712 1942216 11.30 450596 5468376 2252 07:16:01 AM 11089156 14698152 5050160 31.29 2688 3591036 1226808 7.14 671284 3459164 7256 Average: 11685523 14291288 4453793 27.60 2688 2738944 1721722 10.02 308943 3566552 81366 07:08:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 AM eth0 181.33 103.80 1283.30 44.96 0.00 0.00 0.00 0.00 07:09:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:00 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:00 AM eth0 61.13 41.84 729.08 8.86 0.00 0.00 0.00 0.00 07:10:00 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 AM eth0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:11:01 AM eth0 258.20 219.98 2878.74 35.85 0.00 0.00 0.00 0.00 07:11:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:12:01 AM lo 0.22 0.22 0.01 0.01 0.00 0.00 0.00 0.00 07:12:01 AM eth0 33.06 18.78 563.05 2.43 0.00 0.00 0.00 0.00 07:12:01 AM docker0 0.17 0.27 0.01 0.02 0.00 0.00 0.00 0.00 07:12:01 AM vethed106ec 0.17 0.42 0.01 0.03 0.00 0.00 0.00 0.00 07:13:01 AM lo 7.40 7.40 5.33 5.33 0.00 0.00 0.00 0.00 07:13:01 AM eth0 101.03 70.99 1880.78 304.66 0.00 0.00 0.00 0.00 07:13:01 AM docker0 3.52 3.15 4.10 0.45 0.00 0.00 0.00 0.00 07:13:01 AM vethed106ec 0.18 0.23 0.01 0.01 0.00 0.00 0.00 0.00 07:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:14:01 AM eth0 165.31 131.47 1550.50 670.16 0.00 0.00 0.00 0.00 07:14:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:15:01 AM eth0 3.80 2.78 58.43 0.53 0.00 0.00 0.00 0.00 07:15:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:16:01 AM eth0 24.39 21.69 53.40 41.82 0.00 0.00 0.00 0.00 07:16:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.95 0.95 0.67 0.67 0.00 0.00 0.00 0.00 Average: eth0 103.41 76.33 1123.17 138.65 0.00 0.00 0.00 0.00 Average: docker0 0.46 0.43 0.51 0.06 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) 11/12/2026 _x86_64_ (4 CPU) 07:07:18 LINUX RESTART (4 CPU) 07:08:01 AM CPU %user %nice %system %iowait %steal %idle 07:09:01 AM all 13.20 0.00 1.55 0.89 0.02 84.34 07:09:01 AM 0 13.20 0.00 1.69 0.54 0.02 84.56 07:09:01 AM 1 15.06 0.00 1.37 0.33 0.02 83.22 07:09:01 AM 2 8.70 0.00 1.87 2.16 0.02 87.25 07:09:01 AM 3 15.84 0.00 1.27 0.52 0.02 82.35 07:10:00 AM all 10.52 0.00 1.23 0.42 0.01 87.82 07:10:00 AM 0 14.83 0.00 1.56 0.27 0.02 83.32 07:10:00 AM 1 4.43 0.00 0.73 0.71 0.00 94.12 07:10:00 AM 2 3.01 0.00 0.65 0.24 0.00 96.11 07:10:00 AM 3 19.80 0.00 1.99 0.44 0.02 77.75 07:10:01 AM all 0.50 0.00 0.75 0.00 0.00 98.75 07:10:01 AM 0 0.99 0.00 0.99 0.00 0.00 98.02 07:10:01 AM 1 1.00 0.00 1.00 0.00 0.00 98.00 07:10:01 AM 2 0.00 0.00 1.00 0.00 0.00 99.00 07:10:01 AM 3 0.00 0.00 0.00 0.00 0.00 100.00 07:11:01 AM all 29.14 0.00 1.80 1.12 0.02 67.92 07:11:01 AM 0 27.63 0.00 1.64 0.77 0.00 69.96 07:11:01 AM 1 31.37 0.00 1.92 1.14 0.03 65.54 07:11:01 AM 2 29.87 0.00 1.97 1.59 0.02 66.55 07:11:01 AM 3 27.69 0.00 1.67 1.00 0.02 69.61 07:12:01 AM all 1.10 0.00 0.36 0.06 0.00 98.48 07:12:01 AM 0 1.14 0.00 0.40 0.05 0.00 98.41 07:12:01 AM 1 0.99 0.00 0.45 0.08 0.00 98.48 07:12:01 AM 2 1.22 0.00 0.27 0.05 0.00 98.46 07:12:01 AM 3 1.07 0.00 0.32 0.07 0.00 98.55 07:13:01 AM all 27.29 0.08 2.12 0.40 0.02 70.10 07:13:01 AM 0 25.06 0.18 2.06 0.25 0.02 72.42 07:13:01 AM 1 28.74 0.02 2.77 0.42 0.02 68.04 07:13:01 AM 2 25.93 0.05 1.94 0.27 0.02 71.79 07:13:01 AM 3 29.41 0.07 1.69 0.65 0.02 68.16 07:14:01 AM all 19.22 0.00 10.22 6.74 0.01 63.79 07:14:01 AM 0 16.46 0.00 7.03 5.04 0.02 71.46 07:14:01 AM 1 34.19 0.00 11.38 4.95 0.02 49.46 07:14:01 AM 2 9.88 0.00 10.95 9.47 0.00 69.69 07:14:01 AM 3 16.32 0.00 11.55 7.53 0.02 64.58 07:15:01 AM all 37.44 0.00 1.34 0.92 0.03 60.27 07:15:01 AM 0 64.77 0.00 2.01 2.46 0.05 30.70 07:15:01 AM 1 36.16 0.00 1.51 0.33 0.02 61.99 07:15:01 AM 2 22.39 0.00 0.89 0.55 0.02 76.15 07:15:01 AM 3 26.48 0.00 0.97 0.35 0.02 72.18 07:16:01 AM all 25.25 0.00 2.23 0.48 0.02 72.02 07:16:01 AM 0 24.48 0.00 2.35 0.48 0.02 72.66 07:16:01 AM 1 29.35 0.00 2.11 0.45 0.02 68.07 07:16:01 AM 2 24.57 0.00 2.24 0.42 0.02 72.76 07:16:01 AM 3 22.60 0.00 2.22 0.57 0.02 74.59 Average: all 20.37 0.01 2.59 1.37 0.01 75.65 Average: 0 23.42 0.02 2.33 1.23 0.02 72.98 Average: 1 22.50 0.00 2.76 1.04 0.01 73.67 Average: 2 15.70 0.01 2.58 1.82 0.01 79.88 Average: 3 19.86 0.01 2.68 1.37 0.01 76.06