---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-38088 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 774 5156 4 2303 7167 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:6c:17:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.170/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83115sec preferred_lft 83115sec inet6 fe80::f816:3eff:fe6c:17da/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-38088) 08/16/26 _x86_64_ (2 CPU) 01:38:39 LINUX RESTART (2 CPU) 01:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:50:28 18.76 1.62 15.36 1.78 126.86 2592.89 498.09 02:00:16 1.63 0.01 1.60 0.02 0.31 21.98 0.76 02:10:01 15.85 0.00 1.35 14.50 0.15 17.71 109218.71 02:20:28 1.35 0.00 1.35 0.00 0.01 20.69 0.00 02:30:06 1.55 0.00 1.53 0.02 0.10 41.21 0.32 Average: 7.89 0.34 4.35 3.20 26.55 560.42 21354.04 01:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:50:28 5221468 7402244 366080 4.50 86668 2254408 647696 7.05 596504 2027160 228 02:00:16 5215252 7397192 370808 4.56 86848 2255376 648452 7.06 597568 2028308 124 02:10:01 5213264 7396052 371936 4.57 86972 2256096 649400 7.07 598472 2029124 284 02:20:28 5209272 7393868 374112 4.60 87096 2257788 651052 7.09 599864 2030932 168 02:30:06 5191672 7383088 384848 4.73 87260 2264488 678484 7.39 603496 2037628 484 Average: 5210186 7394489 373557 4.59 86969 2257631 655017 7.13 599181 2030630 258 01:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:50:28 lo 1.22 1.22 0.07 0.07 0.00 0.00 0.00 0.00 01:50:28 ens3 29.30 20.51 142.17 5.31 0.00 0.00 0.00 0.00 02:00:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:16 ens3 1.38 0.48 0.62 0.10 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 1.30 0.45 0.29 0.13 0.00 0.00 0.00 0.00 02:20:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:28 ens3 3.83 0.73 1.46 0.23 0.00 0.00 0.00 0.00 02:30:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:06 ens3 5.05 3.22 1.95 0.77 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 8.40 5.23 30.49 1.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38088) 08/16/26 _x86_64_ (2 CPU) 01:38:39 LINUX RESTART (2 CPU) 01:40:02 CPU %user %nice %system %iowait %steal %idle 01:50:28 all 8.76 0.00 1.34 0.34 0.06 89.49 01:50:28 0 8.07 0.00 1.13 0.34 0.06 90.41 01:50:28 1 9.52 0.00 1.57 0.34 0.07 88.51 02:00:16 all 2.51 0.00 0.63 0.01 0.07 96.77 02:00:16 0 0.66 0.00 0.31 0.01 0.07 98.94 02:00:16 1 4.81 0.00 1.03 0.01 0.06 94.08 02:10:01 all 2.13 0.00 0.56 1.67 0.07 95.58 02:10:01 0 3.69 0.00 0.95 3.60 0.07 91.69 02:10:01 1 0.81 0.00 0.22 0.04 0.06 98.86 02:20:28 all 3.23 0.00 0.55 0.08 0.07 96.06 02:20:28 0 3.83 0.00 0.71 0.16 0.07 95.22 02:20:28 1 2.68 0.00 0.41 0.02 0.07 96.83 02:30:06 all 4.05 0.00 0.61 0.01 0.08 95.25 02:30:06 0 4.67 0.00 0.67 0.01 0.07 94.57 02:30:06 1 3.45 0.00 0.55 0.01 0.09 95.91 Average: all 4.25 0.00 0.75 0.41 0.07 94.52 Average: 0 4.25 0.00 0.76 0.74 0.07 94.18 Average: 1 4.25 0.00 0.75 0.09 0.07 94.85