---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-47008 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:53:05 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: 5600.00 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 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 765 5200 4 2275 7176 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:2d:75:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.211/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 2395sec preferred_lft 2395sec inet6 fe80::f816:3eff:fe2d:7556/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-47008) 09/04/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:24 1.73 0.02 1.70 0.02 0.81 20.40 408.44 00:20:14 1.93 0.11 1.79 0.03 3.11 24.86 372.49 00:30:01 21.84 1.70 18.15 1.98 124.18 2628.62 1696.71 Average: 8.35 0.60 7.09 0.66 41.77 871.89 816.50 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:24 6114872 7512476 295580 3.63 55152 1538972 527968 5.75 417428 1365104 268 00:20:14 6150240 7506068 301956 3.71 55288 1497028 525236 5.72 415964 1323080 224 00:30:01 5321136 7343444 425084 5.23 93664 2091548 654292 7.13 570492 1937456 16712 Average: 5862083 7453996 340873 4.19 68035 1709183 569165 6.20 467961 1541880 5735 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:24 ens3 0.28 0.08 0.09 0.07 0.00 0.00 0.00 0.00 00:20:14 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:14 ens3 0.23 0.08 0.07 0.04 0.00 0.00 0.00 0.00 00:30:01 lo 1.21 1.21 0.07 0.07 0.00 0.00 0.00 0.00 00:30:01 ens3 40.96 28.67 286.64 8.95 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 13.52 9.40 93.47 2.95 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-47008) 09/04/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:24 all 0.25 0.00 0.14 0.01 0.00 99.59 00:10:24 0 0.39 0.00 0.10 0.01 0.00 99.49 00:10:24 1 0.12 0.00 0.18 0.01 0.01 99.69 00:20:14 all 0.67 0.00 0.26 0.01 0.01 99.05 00:20:14 0 0.45 0.00 0.29 0.02 0.01 99.24 00:20:14 1 0.90 0.00 0.23 0.01 0.01 98.86 00:30:01 all 9.39 0.00 1.50 0.41 0.01 88.68 00:30:01 0 9.90 0.00 1.49 0.45 0.02 88.15 00:30:01 1 8.89 0.00 1.51 0.38 0.01 89.20 Average: all 3.37 0.00 0.62 0.14 0.01 95.85 Average: 0 3.51 0.00 0.62 0.16 0.01 95.71 Average: 1 3.23 0.00 0.63 0.13 0.01 96.00