---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-65011 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 825 5056 4 2357 7116 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:e2:57:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.165/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 7117sec preferred_lft 7117sec inet6 fe80::f816:3eff:fee2:57ae/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-65011) 04/02/26 _x86_64_ (2 CPU) 00:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.69 0.01 1.66 0.01 0.81 19.96 0.23 00:20:09 1.75 0.11 1.61 0.03 3.02 23.16 266.32 00:30:00 1.59 0.00 1.57 0.03 0.00 17.66 0.95 00:40:01 19.84 2.96 14.93 1.95 222.55 2473.35 866.89 00:50:10 4.06 0.05 3.72 0.29 3.41 699.30 59.57 01:00:00 1.74 0.00 1.72 0.02 0.35 87.63 0.33 Average: 5.12 0.52 4.21 0.39 38.41 555.54 199.91 00:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6095616 7493204 314900 3.87 54224 1539492 725500 7.90 482196 1308576 280 00:20:09 6113920 7473328 334684 4.12 54372 1501104 722976 7.87 480796 1270124 172 00:30:00 6127976 7487792 320212 3.94 54480 1501396 722984 7.87 480748 1270524 124 00:40:01 5202692 7383392 377664 4.64 102912 2233728 797624 8.69 612556 2006508 163668 00:50:10 5186920 7383872 376684 4.63 103624 2248936 841540 9.17 614572 2021964 992 01:00:00 5152500 7369396 391160 4.81 103736 2268776 836188 9.11 618196 2041804 724 Average: 5646604 7431831 352551 4.34 78891 1882239 774469 8.44 548177 1653250 27660 00:00:00 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 0.25 0.09 0.08 0.04 0.00 0.00 0.00 0.00 00:20:09 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:09 ens3 0.12 0.04 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 0.17 0.10 0.00 0.00 0.00 0.00 00:40:01 lo 1.26 1.26 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 38.58 27.16 292.84 8.44 0.00 0.00 0.00 0.00 00:50:10 lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 00:50:10 ens3 51.40 42.26 12.15 7.90 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 41.85 41.31 9.22 5.73 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 22.14 18.50 52.48 3.71 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-65011) 04/02/26 _x86_64_ (2 CPU) 00:00:00 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.25 0.00 0.11 0.01 0.02 99.60 00:10:01 0 0.41 0.00 0.10 0.01 0.02 99.46 00:10:01 1 0.10 0.00 0.13 0.00 0.03 99.74 00:20:09 all 0.64 0.00 0.22 0.01 0.02 99.11 00:20:09 0 0.73 0.00 0.19 0.00 0.01 99.06 00:20:09 1 0.54 0.00 0.25 0.02 0.03 99.16 00:30:00 all 0.28 0.00 0.17 0.01 0.02 99.52 00:30:00 0 0.27 0.00 0.16 0.02 0.02 99.54 00:30:00 1 0.28 0.00 0.18 0.01 0.02 99.50 00:40:01 all 9.50 0.00 1.43 0.43 0.04 88.60 00:40:01 0 7.88 0.00 1.18 0.33 0.04 90.57 00:40:01 1 11.12 0.00 1.68 0.53 0.04 86.63 00:50:10 all 6.87 0.00 0.65 0.05 0.05 92.37 00:50:10 0 8.48 0.00 0.81 0.06 0.05 90.60 00:50:10 1 5.27 0.00 0.50 0.05 0.05 94.13 01:00:00 all 7.47 0.00 0.60 0.01 0.06 91.86 01:00:00 0 11.10 0.00 0.69 0.01 0.07 88.13 01:00:00 1 3.82 0.00 0.52 0.02 0.05 95.59 Average: all 4.16 0.00 0.53 0.09 0.04 95.18 Average: 0 4.80 0.00 0.52 0.07 0.03 94.58 Average: 1 3.53 0.00 0.54 0.10 0.04 95.79