---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8113 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 UTC 2026 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 Indirect target selection: 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 Tsa: 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 8.1G 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 767 5022 4 2454 7174 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:ca:60:a4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.54/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 74882sec preferred_lft 74882sec inet6 fe80::f816:3eff:feca:60a4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-8113) 09/15/26 _x86_64_ (2 CPU) 00:00:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:03 1.55 0.02 1.52 0.02 0.83 19.07 435.64 00:20:01 1.63 0.11 1.49 0.03 3.06 22.16 471.00 00:30:02 27.55 2.99 22.26 2.30 226.63 3426.50 1790.26 Average: 10.30 1.04 8.47 0.79 77.38 1163.99 902.22 00:00:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:03 6072348 7481692 326428 4.01 54148 1551940 732300 7.98 486980 1321848 340 00:20:01 6128856 7499220 308772 3.80 54300 1512784 730488 7.96 485536 1282628 176 00:30:02 5056236 7358692 396556 4.88 106384 2347744 760980 8.29 562636 2124428 52420 Average: 5752480 7446535 343919 4.23 71611 1804156 741256 8.07 511717 1576301 17645 00:00:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:03 ens3 0.28 0.09 0.08 0.05 0.00 0.00 0.00 0.00 00:20:01 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.21 0.08 0.08 0.02 0.00 0.00 0.00 0.00 00:30:02 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 00:30:02 ens3 50.86 36.74 316.96 8.80 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 17.24 12.39 106.46 2.98 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-8113) 09/15/26 _x86_64_ (2 CPU) 00:00:13 CPU %user %nice %system %iowait %steal %idle 00:10:03 all 0.27 0.00 0.13 0.01 0.01 99.58 00:10:03 0 0.07 0.00 0.13 0.02 0.01 99.77 00:10:03 1 0.47 0.00 0.12 0.00 0.00 99.40 00:20:01 all 0.63 0.00 0.24 0.02 0.00 99.11 00:20:01 0 0.65 0.00 0.22 0.02 0.00 99.11 00:20:01 1 0.61 0.00 0.26 0.02 0.00 99.11 00:30:02 all 12.15 0.00 2.04 1.83 0.01 83.97 00:30:02 0 14.51 0.00 2.14 1.68 0.01 81.66 00:30:02 1 9.80 0.00 1.93 1.98 0.01 86.28 Average: all 4.38 0.00 0.81 0.62 0.01 94.18 Average: 0 5.11 0.00 0.84 0.58 0.01 93.47 Average: 1 3.65 0.00 0.78 0.67 0.01 94.90