---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-25776 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5599.99 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 8.0G 30G 22% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 772 5036 4 2434 7169 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 noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:6e:72:37 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.123/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 5772sec preferred_lft 5772sec inet6 fe80::f816:3eff:fe6e:7237/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-25776) 06/09/26 _x86_64_ (2 CPU) 00:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:00 1.81 0.02 1.78 0.02 0.81 21.37 0.19 00:20:00 2.03 0.11 1.89 0.04 3.05 26.29 541.06 00:30:00 1.91 0.00 1.88 0.02 0.00 21.39 0.43 00:40:00 23.79 3.00 18.51 2.28 225.82 3453.72 889.09 00:50:00 1.62 0.00 1.60 0.02 0.00 24.07 1.11 01:00:00 1.85 0.00 1.81 0.04 0.00 26.45 1.72 01:10:00 1.61 0.00 1.58 0.03 0.00 138.64 398.91 01:20:00 1.56 0.00 1.54 0.02 0.00 31.29 2.71 01:30:00 1.75 0.00 1.73 0.02 0.00 25.83 0.83 Average: 4.21 0.35 3.59 0.28 25.52 418.78 204.00 00:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:00 6117012 7517176 291660 3.59 54292 1541792 549436 5.98 468768 1313020 124 00:20:00 6151432 7513568 295136 3.63 54440 1503556 601920 6.56 472572 1274712 128 00:30:00 6154500 7517112 291624 3.59 54580 1503880 546844 5.96 467480 1275180 128 00:40:00 5114632 7398892 357840 4.40 105316 2330264 647192 7.05 603184 2107052 664 00:50:00 4975780 7262088 494728 6.08 105400 2332300 694328 7.56 641688 2109172 424 01:00:00 5009900 7297852 458936 5.64 105508 2333848 712008 7.76 659928 2110828 8 01:10:00 4966904 7291356 465356 5.72 105640 2370148 718076 7.82 664292 2147260 128 01:20:00 4974436 7303384 453280 5.57 105760 2374464 703820 7.67 650448 2151696 156 01:30:00 4972824 7303816 452788 5.57 105836 2376408 703876 7.67 650412 2153716 164 Average: 5381936 7378360 395705 4.87 88530 2074073 653056 7.11 586530 1849182 214 00:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:00 ens3 0.25 0.08 0.07 0.04 0.00 0.00 0.00 0.00 00:20:00 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:00 ens3 0.17 0.07 0.04 0.02 0.00 0.00 0.00 0.00 00:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:00 ens3 0.51 0.13 0.18 0.11 0.00 0.00 0.00 0.00 00:40:00 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:00 ens3 60.70 45.85 317.03 11.98 0.00 0.00 0.00 0.00 00:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:00 ens3 24.02 20.43 251.84 2.11 0.00 0.00 0.00 0.00 01:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 6.61 5.90 33.28 0.72 0.00 0.00 0.00 0.00 01:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:00 ens3 14.57 13.65 157.15 1.53 0.00 0.00 0.00 0.00 01:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 18.35 17.25 169.52 1.77 0.00 0.00 0.00 0.00 01:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 13.30 12.66 140.22 1.15 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 15.39 12.89 118.81 2.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-25776) 06/09/26 _x86_64_ (2 CPU) 00:00:00 CPU %user %nice %system %iowait %steal %idle 00:10:00 all 0.25 0.00 0.11 0.01 0.02 99.61 00:10:00 0 0.45 0.00 0.09 0.01 0.02 99.44 00:10:00 1 0.06 0.00 0.12 0.01 0.03 99.78 00:20:00 all 0.63 0.00 0.23 0.01 0.02 99.11 00:20:00 0 0.65 0.00 0.26 0.02 0.03 99.05 00:20:00 1 0.60 0.00 0.21 0.01 0.02 99.16 00:30:00 all 0.27 0.00 0.16 0.01 0.03 99.54 00:30:00 0 0.07 0.00 0.18 0.01 0.04 99.70 00:30:00 1 0.46 0.00 0.14 0.00 0.02 99.38 00:40:00 all 11.77 0.00 1.70 0.45 0.05 86.03 00:40:00 0 14.75 0.00 1.83 0.43 0.05 82.93 00:40:00 1 8.80 0.00 1.57 0.46 0.05 89.12 00:50:00 all 0.98 0.00 0.26 0.01 0.06 98.69 00:50:00 0 1.00 0.00 0.33 0.01 0.08 98.59 00:50:00 1 0.97 0.00 0.19 0.01 0.05 98.78 01:00:00 all 3.41 0.00 0.45 0.01 0.07 96.06 01:00:00 0 2.48 0.00 0.40 0.01 0.06 97.04 01:00:00 1 4.36 0.00 0.51 0.01 0.07 95.06 01:10:00 all 4.10 0.00 0.47 0.01 0.06 95.36 01:10:00 0 5.85 0.00 0.63 0.01 0.05 93.45 01:10:00 1 2.38 0.00 0.32 0.01 0.07 97.22 01:20:00 all 1.59 0.00 0.30 0.01 0.05 98.05 01:20:00 0 0.75 0.00 0.16 0.00 0.04 99.05 01:20:00 1 2.43 0.00 0.45 0.01 0.07 97.04 01:30:00 all 1.00 0.00 0.34 0.01 0.06 98.59 01:30:00 0 1.09 0.00 0.41 0.01 0.07 98.43 01:30:00 1 0.91 0.00 0.27 0.01 0.05 98.76 Average: all 2.66 0.00 0.45 0.06 0.05 96.79 Average: 0 3.00 0.00 0.48 0.06 0.05 96.42 Average: 1 2.32 0.00 0.42 0.06 0.05 97.15