---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-5731 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 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 818 5058 4 2362 7123 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:f2:94:db brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.204/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 7750sec preferred_lft 7750sec inet6 fe80::f816:3eff:fef2:94db/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-5731) 04/22/26 _x86_64_ (2 CPU) 00:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.63 0.02 1.60 0.01 0.81 19.48 0.24 00:20:07 1.69 0.11 1.56 0.03 3.02 22.35 537.20 00:30:01 1.58 0.00 1.56 0.02 0.00 18.19 0.44 00:40:01 13.08 1.62 10.57 0.88 110.56 1471.93 199.10 00:50:07 12.23 1.37 9.52 1.33 114.41 1689.79 307.48 01:00:01 1.75 0.00 1.71 0.04 0.35 67.47 352.64 Average: 5.34 0.52 4.43 0.39 38.38 550.83 233.72 00:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6079292 7479860 328536 4.04 53600 1543048 749508 8.16 483672 1311756 240 00:20:07 6109528 7472364 335948 4.13 53728 1505124 747460 8.14 482468 1273744 252 00:30:01 6125316 7488588 319676 3.93 53868 1505412 747676 8.14 482408 1274172 124 00:40:01 5462648 7389152 384944 4.73 88812 2004600 828396 9.02 589948 1792612 164736 00:50:07 5179616 7377636 383092 4.71 103136 2250400 861312 9.38 618560 2023312 144 01:00:01 5158596 7372100 388556 4.78 103232 2265800 862808 9.40 620968 2038560 1332 Average: 5685833 7429950 356792 4.39 76063 1845731 799527 8.71 546337 1619026 27805 00:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 0.24 0.06 0.08 0.04 0.00 0.00 0.00 0.00 00:20:07 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:07 ens3 0.21 0.07 0.06 0.02 0.00 0.00 0.00 0.00 00:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 0.56 0.13 0.18 0.10 0.00 0.00 0.00 0.00 00:40:01 lo 1.12 1.12 0.07 0.07 0.00 0.00 0.00 0.00 00:40:01 ens3 34.25 23.24 259.73 7.57 0.00 0.00 0.00 0.00 00:50:07 lo 1.19 1.19 0.07 0.07 0.00 0.00 0.00 0.00 00:50:07 ens3 46.50 35.47 43.14 7.25 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 47.98 44.64 10.60 5.98 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 21.63 17.26 52.36 3.50 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-5731) 04/22/26 _x86_64_ (2 CPU) 00:00:02 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.25 0.00 0.11 0.02 0.03 99.59 00:10:01 0 0.35 0.00 0.08 0.01 0.02 99.53 00:10:01 1 0.16 0.00 0.13 0.02 0.04 99.65 00:20:07 all 0.66 0.00 0.21 0.02 0.03 99.08 00:20:07 0 0.91 0.00 0.20 0.02 0.02 98.84 00:20:07 1 0.41 0.00 0.23 0.02 0.04 99.31 00:30:01 all 0.31 0.00 0.17 0.04 0.03 99.46 00:30:01 0 0.32 0.00 0.17 0.04 0.03 99.44 00:30:01 1 0.29 0.00 0.17 0.03 0.03 99.47 00:40:01 all 5.39 0.00 0.82 0.39 0.04 93.36 00:40:01 0 4.30 0.00 0.66 0.51 0.03 94.50 00:40:01 1 6.48 0.00 0.98 0.28 0.05 92.22 00:50:07 all 8.48 0.00 1.08 0.33 0.06 90.04 00:50:07 0 6.74 0.00 1.02 0.46 0.06 91.71 00:50:07 1 10.23 0.00 1.14 0.21 0.07 88.35 01:00:01 all 6.26 0.00 0.62 0.02 0.07 93.02 01:00:01 0 6.52 0.00 0.66 0.02 0.08 92.72 01:00:01 1 6.00 0.00 0.58 0.02 0.07 93.33 Average: all 3.56 0.00 0.50 0.14 0.04 95.76 Average: 0 3.19 0.00 0.47 0.18 0.04 96.12 Average: 1 3.92 0.00 0.54 0.10 0.05 95.39