---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-34201 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 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 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 8.0G 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 797 5077 4 2368 7144 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:0d:1b:de brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.12/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 8857sec preferred_lft 8857sec inet6 fe80::f816:3eff:fe0d:1bde/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-34201) 08/12/26 _x86_64_ (2 CPU) 00:00:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:08 1.89 0.02 1.86 0.02 0.84 22.15 0.59 00:20:29 1.90 0.10 1.77 0.03 2.95 24.23 366.27 00:30:18 1.68 0.00 1.66 0.02 0.00 18.91 0.41 00:40:30 30.10 2.75 25.05 2.30 217.80 3392.88 460.43 Average: 9.03 0.73 7.70 0.60 56.45 880.59 212.23 00:00:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:08 6115968 7513380 295828 3.64 54408 1539240 536008 5.84 468020 1310068 212 00:20:29 6135184 7494788 314368 3.87 54568 1501216 533700 5.81 466792 1271988 172 00:30:18 6160580 7520648 288396 3.55 54700 1501552 533764 5.81 466888 1272448 276 00:40:30 5085752 7371728 385024 4.73 104968 2332460 660152 7.19 621628 2108576 272 Average: 5874371 7475136 320904 3.95 67161 1718617 565906 6.16 505832 1490770 233 00:00:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:08 ens3 0.31 0.10 0.11 0.06 0.00 0.00 0.00 0.00 00:20:29 lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 00:20:29 ens3 0.25 0.09 0.07 0.04 0.00 0.00 0.00 0.00 00:30:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:18 ens3 0.72 0.37 0.20 1.76 0.00 0.00 0.00 0.00 00:40:30 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 00:40:30 ens3 112.31 79.82 321.10 18.06 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 28.92 20.47 81.90 5.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-34201) 08/12/26 _x86_64_ (2 CPU) 00:00:28 CPU %user %nice %system %iowait %steal %idle 00:10:08 all 0.24 0.00 0.11 0.01 0.04 99.59 00:10:08 0 0.22 0.00 0.11 0.02 0.04 99.61 00:10:08 1 0.26 0.00 0.12 0.00 0.05 99.57 00:20:29 all 0.63 0.00 0.21 0.01 0.04 99.10 00:20:29 0 0.78 0.00 0.18 0.02 0.03 98.98 00:20:29 1 0.47 0.00 0.25 0.00 0.05 99.22 00:30:18 all 0.24 0.00 0.16 0.01 0.04 99.55 00:30:18 0 0.08 0.00 0.17 0.01 0.05 99.69 00:30:18 1 0.41 0.00 0.14 0.01 0.03 99.41 00:40:30 all 13.99 0.00 2.03 0.73 0.06 83.18 00:40:30 0 13.60 0.00 2.11 0.89 0.06 83.35 00:40:30 1 14.38 0.00 1.96 0.58 0.07 83.02 Average: all 3.84 0.00 0.64 0.19 0.05 95.28 Average: 0 3.74 0.00 0.65 0.24 0.05 95.33 Average: 1 3.94 0.00 0.62 0.15 0.05 95.23