---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37403 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: 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 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 8.2G 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 773 4992 4 2476 7168 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:b2:9e:d1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.119/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83787sec preferred_lft 83787sec inet6 fe80::f816:3eff:feb2:9ed1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-37403) 08/14/26 _x86_64_ (2 CPU) 00:36:53 LINUX RESTART (2 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:04 11.87 1.23 9.31 1.33 108.49 1123.70 433.42 01:00:34 1.51 0.01 1.47 0.03 0.05 26.53 1.90 01:10:01 1.29 0.00 1.27 0.02 0.00 17.94 1.65 01:20:14 6.90 0.77 4.87 1.26 98.18 307.67 718.72 Average: 5.41 0.51 4.25 0.66 52.04 369.98 291.60 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:04 5227948 7406100 361916 4.45 85844 2252712 616456 6.71 579352 2025464 332 01:00:34 5216912 7397840 369840 4.55 86036 2255304 620928 6.76 582988 2028240 204 01:10:01 5222484 7404440 363248 4.47 86192 2256168 621188 6.77 583308 2029268 156 01:20:14 5171196 7399940 366828 4.51 89332 2299284 800512 8.72 597540 2063692 30072 Average: 5209635 7402080 365458 4.49 86851 2265867 664771 7.24 585797 2036666 7691 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:04 lo 1.16 1.16 0.06 0.06 0.00 0.00 0.00 0.00 00:50:04 ens3 6.80 5.12 35.37 1.52 0.00 0.00 0.00 0.00 01:00:34 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:34 ens3 1.80 0.27 0.33 0.13 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 3.76 0.67 0.75 0.37 0.00 0.00 0.00 0.00 01:20:14 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 01:20:14 ens3 7.34 5.16 12.37 6.37 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 4.92 2.82 12.24 2.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-37403) 08/14/26 _x86_64_ (2 CPU) 00:36:53 LINUX RESTART (2 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:04 all 6.54 0.00 0.89 0.46 0.06 92.05 00:50:04 0 6.42 0.00 0.86 0.26 0.05 92.41 00:50:04 1 6.67 0.00 0.92 0.66 0.07 91.68 01:00:34 all 1.14 0.00 0.22 0.04 0.05 98.55 01:00:34 0 1.62 0.00 0.23 0.02 0.07 98.06 01:00:34 1 0.66 0.00 0.22 0.05 0.04 99.04 01:10:01 all 0.91 0.00 0.13 0.08 0.06 98.81 01:10:01 0 1.23 0.00 0.16 0.02 0.08 98.52 01:10:01 1 0.60 0.00 0.11 0.15 0.04 99.11 01:20:14 all 4.95 0.00 0.57 0.35 0.06 94.07 01:20:14 0 3.65 0.00 0.60 0.43 0.08 95.25 01:20:14 1 6.25 0.00 0.55 0.26 0.04 92.90 Average: all 3.40 0.00 0.46 0.23 0.06 95.85 Average: 0 3.24 0.00 0.46 0.18 0.07 96.04 Average: 1 3.57 0.00 0.45 0.28 0.05 95.66