---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-53040 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 8.2G 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 781 4859 4 2602 7160 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:83:b3:8a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.93/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 48422sec preferred_lft 48422sec inet6 fe80::f816:3eff:fe83:b38a/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-53040) 03/27/26 _x86_64_ (2 CPU) 00:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:00 1.80 0.01 1.77 0.01 0.81 20.91 0.24 00:20:00 1.88 0.11 1.75 0.03 3.05 23.85 268.61 00:30:00 1.80 0.00 1.78 0.02 0.00 19.91 0.24 00:40:00 22.64 2.99 17.43 2.22 225.68 3128.88 498.26 00:50:00 1.52 0.00 1.52 0.00 0.00 17.00 0.00 01:00:00 1.85 0.00 1.83 0.02 0.00 21.93 0.51 01:10:00 1.77 0.00 1.74 0.03 0.00 367.53 2.29 01:20:00 1.69 0.00 1.66 0.03 0.00 189.67 4.27 01:30:00 1.91 0.00 1.85 0.05 0.00 21.92 4.92 Average: 4.10 0.35 3.48 0.27 25.51 423.52 86.59 00:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:00 6095124 7496760 311704 3.83 54464 1543268 549896 5.99 474360 1312824 224 00:20:00 6130720 7494120 314320 3.86 54588 1504860 547684 5.97 473112 1274324 180 00:30:00 6134080 7497952 310452 3.82 54724 1505184 547684 5.97 473152 1274788 124 00:40:00 5045748 7234188 527036 6.48 103700 2240444 778112 8.48 738592 2014048 136 00:50:00 4927480 7116360 644872 7.93 103780 2240824 874132 9.52 833496 2014508 128 01:00:00 4983144 7172616 588268 7.23 103864 2241336 907704 9.89 799872 2015100 124 01:10:00 4864600 7160580 599380 7.37 103992 2346700 882068 9.61 825740 2120596 160 01:20:00 4694132 7042896 716148 8.81 104132 2398628 976836 10.64 920588 2172528 156 01:30:00 4750300 7099648 659396 8.11 104264 2399056 934844 10.18 878612 2173096 124 Average: 5291703 7257236 519064 6.38 87501 2046700 777662 8.47 713058 1819090 151 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 0.26 0.08 0.08 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 0.14 0.06 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 0.54 0.14 0.18 0.10 0.00 0.00 0.00 0.00 00:40:00 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:00 ens3 84.84 64.09 663.95 12.93 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 22.32 18.53 305.25 1.36 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 72.19 68.33 1173.91 4.51 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 35.19 31.85 517.05 2.26 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 28.79 26.85 440.35 1.90 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 5.73 5.01 76.32 0.38 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 27.78 23.88 353.01 2.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-53040) 03/27/26 _x86_64_ (2 CPU) 00:00:00 CPU %user %nice %system %iowait %steal %idle 00:10:00 all 0.24 0.00 0.10 0.01 0.03 99.62 00:10:00 0 0.20 0.00 0.10 0.02 0.04 99.64 00:10:00 1 0.28 0.00 0.09 0.00 0.03 99.60 00:20:00 all 0.61 0.00 0.20 0.01 0.03 99.14 00:20:00 0 0.48 0.00 0.20 0.01 0.04 99.27 00:20:00 1 0.75 0.00 0.20 0.01 0.03 99.01 00:30:00 all 0.26 0.00 0.15 0.01 0.03 99.54 00:30:00 0 0.21 0.00 0.16 0.01 0.03 99.59 00:30:00 1 0.32 0.00 0.14 0.01 0.04 99.50 00:40:00 all 10.68 0.00 1.70 0.47 0.06 87.09 00:40:00 0 12.79 0.00 1.82 0.60 0.06 84.73 00:40:00 1 8.57 0.00 1.57 0.34 0.06 89.46 00:50:00 all 0.51 0.00 0.21 0.01 0.08 99.20 00:50:00 0 0.54 0.00 0.24 0.01 0.08 99.14 00:50:00 1 0.48 0.00 0.18 0.01 0.08 99.25 01:00:00 all 1.02 0.00 0.59 0.01 0.07 98.31 01:00:00 0 0.53 0.00 0.25 0.01 0.05 99.15 01:00:00 1 1.51 0.00 0.92 0.01 0.09 97.47 01:10:00 all 0.82 0.00 0.27 0.02 0.08 98.82 01:10:00 0 1.07 0.00 0.42 0.02 0.10 98.40 01:10:00 1 0.57 0.00 0.13 0.01 0.06 99.23 01:20:00 all 0.68 0.00 0.24 0.01 0.08 99.00 01:20:00 0 0.51 0.00 0.15 0.01 0.06 99.27 01:20:00 1 0.84 0.00 0.33 0.01 0.09 98.73 01:30:00 all 0.46 0.00 0.26 0.01 0.08 99.19 01:30:00 0 0.54 0.00 0.19 0.01 0.05 99.21 01:30:00 1 0.38 0.00 0.33 0.01 0.10 99.17 Average: all 1.70 0.00 0.41 0.06 0.06 97.77 Average: 0 1.87 0.00 0.39 0.08 0.06 97.60 Average: 1 1.52 0.00 0.43 0.05 0.06 97.94