---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8465 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 7.9G 30G 21% / 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 758 5207 4 2263 7182 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:90:f1:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.225/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82004sec preferred_lft 82004sec inet6 fe80::f816:3eff:fe90:f17f/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-8465) 04/27/26 _x86_64_ (2 CPU) 14:17:38 LINUX RESTART (2 CPU) 14:20:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:01 1.44 0.03 1.40 0.01 1.26 17.56 662.80 14:40:01 1.87 0.33 1.53 0.01 40.11 73.59 0.32 14:50:09 1.17 0.00 1.16 0.00 0.00 14.39 0.29 15:00:01 1.36 0.00 1.33 0.03 0.00 16.87 1.43 15:10:01 1.22 0.00 1.21 0.02 0.00 15.28 1.09 15:20:09 1.39 0.00 1.37 0.02 0.01 17.09 1.30 15:30:01 24.75 3.28 18.54 2.93 237.71 3566.74 2076.00 Average: 4.70 0.51 3.76 0.43 39.48 525.71 387.36 14:20:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:01 6296880 7543412 277132 3.41 30552 1421640 534372 5.82 440732 1183080 132 14:40:01 6264848 7540720 279284 3.43 30912 1450248 534576 5.82 452540 1200672 132 14:50:09 6270672 7547044 272964 3.36 31092 1450560 534576 5.82 452248 1201164 128 15:00:01 6264160 7541116 278840 3.43 31308 1450904 534648 5.82 452420 1201724 152 15:10:01 6256096 7533608 286372 3.52 31528 1451236 534708 5.82 452940 1202276 132 15:20:09 6251056 7529240 290736 3.57 31744 1451684 562804 6.13 466228 1202812 244 15:30:01 5409740 7425416 354856 4.36 87060 2100308 592332 6.45 575008 1860604 28404 Average: 6144779 7522937 291455 3.58 39171 1539511 546859 5.96 470302 1293190 4189 14:20:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 14:30:01 ens3 0.80 0.13 0.16 0.07 0.00 0.00 0.00 0.00 14:40:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 14:40:01 ens3 0.69 0.24 3.18 0.07 0.00 0.00 0.00 0.00 14:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 14:50:09 ens3 0.20 0.03 0.04 0.01 0.00 0.00 0.00 0.00 15:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 15:00:01 ens3 0.32 0.08 0.11 0.06 0.00 0.00 0.00 0.00 15:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 15:10:01 ens3 1.20 0.15 0.28 0.12 0.00 0.00 0.00 0.00 15:20:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 15:20:09 ens3 2.02 0.56 0.61 1.02 0.00 0.00 0.00 0.00 15:30:01 lo 1.35 1.35 0.11 0.11 0.00 0.00 0.00 0.00 15:30:01 ens3 81.78 59.69 347.12 23.17 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 12.29 8.60 49.64 3.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8465) 04/27/26 _x86_64_ (2 CPU) 14:17:38 LINUX RESTART (2 CPU) 14:20:09 CPU %user %nice %system %iowait %steal %idle 14:30:01 all 0.28 0.00 0.17 0.01 0.02 99.53 14:30:01 0 0.38 0.00 0.16 0.01 0.02 99.44 14:30:01 1 0.17 0.00 0.18 0.00 0.02 99.62 14:40:01 all 0.35 0.00 0.11 0.04 0.02 99.48 14:40:01 0 0.16 0.00 0.13 0.04 0.02 99.65 14:40:01 1 0.53 0.00 0.10 0.04 0.02 99.31 14:50:09 all 0.24 0.00 0.08 0.02 0.02 99.64 14:50:09 0 0.06 0.00 0.08 0.02 0.02 99.82 14:50:09 1 0.42 0.00 0.08 0.01 0.02 99.46 15:00:01 all 0.27 0.00 0.17 0.02 0.02 99.53 15:00:01 0 0.22 0.00 0.16 0.01 0.02 99.59 15:00:01 1 0.32 0.00 0.18 0.02 0.02 99.46 15:10:01 all 0.31 0.00 0.07 0.02 0.02 99.58 15:10:01 0 0.23 0.00 0.06 0.03 0.02 99.66 15:10:01 1 0.39 0.00 0.07 0.01 0.03 99.51 15:20:09 all 0.31 0.00 0.08 0.01 0.05 99.54 15:20:09 0 0.11 0.00 0.09 0.02 0.07 99.72 15:20:09 1 0.51 0.00 0.07 0.01 0.04 99.37 15:30:01 all 18.29 0.00 2.15 0.91 0.06 78.59 15:30:01 0 22.16 0.00 2.22 0.77 0.06 74.79 15:30:01 1 14.41 0.00 2.08 1.05 0.06 82.40 Average: all 2.83 0.00 0.40 0.14 0.03 96.60 Average: 0 3.29 0.00 0.41 0.13 0.03 96.14 Average: 1 2.37 0.00 0.39 0.16 0.03 97.05