---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-39538 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: 5599.86 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 760 5045 4 2437 7181 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:b9:a3:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.11/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 5051sec preferred_lft 5051sec inet6 fe80::f816:3eff:feb9:a3e6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-39538) 07/29/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:19 1.93 0.01 1.90 0.02 0.79 22.58 0.39 00:20:19 1.88 0.11 1.74 0.03 3.05 24.35 475.20 00:30:19 1.87 0.00 1.85 0.02 0.00 20.39 0.88 00:40:04 27.40 2.92 22.05 2.43 229.83 3587.43 997.09 00:50:19 1.58 0.00 1.57 0.01 0.00 25.27 0.56 01:00:19 1.75 0.00 1.73 0.02 0.00 24.08 0.28 01:10:19 1.64 0.00 1.63 0.00 0.00 138.92 382.60 01:20:04 1.63 0.00 1.63 0.00 0.00 32.52 0.11 01:30:19 2.08 0.00 2.04 0.03 0.00 28.05 0.62 Average: 4.56 0.33 3.95 0.28 25.24 422.35 202.94 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:19 6146144 7544108 264944 3.26 54840 1539096 585688 6.38 456592 1310504 172 00:20:19 6159740 7519508 289528 3.56 54996 1500628 528632 5.76 450356 1271876 268 00:30:19 6167596 7527824 281200 3.46 55124 1500952 528632 5.76 451180 1272332 60 00:40:04 5128552 7413328 343072 4.22 106296 2329232 627248 6.83 588968 2106664 1148 00:50:19 5070108 7356956 399504 4.91 106396 2331264 637448 6.94 590700 2108796 240 01:00:19 5079428 7367932 388348 4.78 106504 2332808 658284 7.17 610404 2110448 264 01:10:19 5034916 7359936 396272 4.87 106624 2369128 646716 7.04 597736 2146880 320 01:20:04 5023808 7353364 402812 4.95 106716 2373500 649776 7.08 601792 2151352 252 01:30:19 4971696 7303524 452392 5.56 106856 2375588 682024 7.43 633104 2153448 440 Average: 5420221 7416276 357564 4.40 89372 2072466 616050 6.71 553426 1848033 352 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:19 ens3 0.28 0.10 0.11 0.06 0.00 0.00 0.00 0.00 00:20:19 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:19 ens3 0.16 0.06 0.05 0.03 0.00 0.00 0.00 0.00 00:30:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:19 ens3 0.52 0.14 0.18 0.09 0.00 0.00 0.00 0.00 00:40:04 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:04 ens3 61.01 45.72 324.61 12.63 0.00 0.00 0.00 0.00 00:50:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:19 ens3 23.15 19.61 245.56 1.68 0.00 0.00 0.00 0.00 01:00:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:19 ens3 5.83 5.37 33.19 0.67 0.00 0.00 0.00 0.00 01:10:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:19 ens3 15.54 14.05 157.24 1.56 0.00 0.00 0.00 0.00 01:20:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:04 ens3 16.66 15.83 145.54 1.74 0.00 0.00 0.00 0.00 01:30:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:19 ens3 15.06 14.08 163.86 1.23 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 15.20 12.65 118.36 2.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-39538) 07/29/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:19 all 0.23 0.00 0.10 0.01 0.03 99.63 00:10:19 0 0.39 0.00 0.09 0.01 0.02 99.49 00:10:19 1 0.07 0.00 0.11 0.00 0.05 99.77 00:20:19 all 0.63 0.00 0.20 0.01 0.04 99.12 00:20:19 0 0.68 0.00 0.19 0.01 0.04 99.08 00:20:19 1 0.58 0.00 0.22 0.01 0.04 99.15 00:30:19 all 0.25 0.00 0.15 0.01 0.04 99.56 00:30:19 0 0.28 0.00 0.15 0.00 0.03 99.53 00:30:19 1 0.21 0.00 0.15 0.01 0.04 99.59 00:40:04 all 12.24 0.00 1.75 0.51 0.06 85.45 00:40:04 0 14.47 0.00 1.85 0.47 0.05 83.15 00:40:04 1 10.01 0.00 1.64 0.55 0.06 87.74 00:50:19 all 0.91 0.00 0.24 0.01 0.09 98.76 00:50:19 0 0.57 0.00 0.14 0.00 0.08 99.21 00:50:19 1 1.24 0.00 0.35 0.01 0.10 98.30 01:00:19 all 5.28 0.00 0.51 0.01 0.09 94.12 01:00:19 0 1.86 0.00 0.35 0.01 0.11 97.68 01:00:19 1 8.63 0.00 0.66 0.01 0.07 90.63 01:10:19 all 4.86 0.00 0.45 0.01 0.09 94.59 01:10:19 0 4.43 0.00 0.48 0.01 0.08 95.01 01:10:19 1 5.29 0.00 0.43 0.01 0.10 94.18 01:20:04 all 1.56 0.00 0.30 0.01 0.09 98.04 01:20:04 0 1.15 0.00 0.19 0.01 0.07 98.59 01:20:04 1 1.98 0.00 0.41 0.01 0.11 97.49 01:30:19 all 0.90 0.00 0.32 0.01 0.09 98.68 01:30:19 0 0.72 0.00 0.25 0.01 0.07 98.95 01:30:19 1 1.09 0.00 0.38 0.00 0.10 98.42 Average: all 2.94 0.00 0.44 0.06 0.07 96.49 Average: 0 2.68 0.00 0.40 0.06 0.06 96.80 Average: 1 3.21 0.00 0.48 0.07 0.07 96.17