---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37829 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 9.8G 28G 26% / 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 946 3147 4 4158 6994 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:1d:be:f6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.7/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83829sec preferred_lft 83829sec inet6 fe80::f816:3eff:fe1d:bef6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-37829) 08/15/26 _x86_64_ (2 CPU) 23:09:51 LINUX RESTART (2 CPU) 23:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:20:23 33.06 6.63 24.10 2.33 668.79 7036.20 1035.02 23:30:02 1.96 0.01 1.89 0.05 1.15 503.92 7.01 23:40:02 1.35 0.01 1.34 0.00 0.33 258.37 0.39 23:50:02 2.23 0.00 2.23 0.00 0.00 2172.51 0.00 Average: 9.94 1.72 7.60 0.62 173.79 2553.20 270.18 23:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:20:23 5025128 7277136 490232 6.03 86924 2324868 1022240 11.13 719420 2087168 2908 23:30:02 4858884 7253980 510912 6.28 87128 2465776 880384 9.59 750476 2227968 3476 23:40:02 4702452 7172196 591424 7.27 87220 2539300 958848 10.44 829156 2301584 3756 23:50:02 2470328 5597060 2156768 26.52 87376 3185792 2493444 27.16 2370528 2948196 3216 Average: 4264198 6825093 937334 11.53 87162 2628934 1338729 14.58 1167395 2391229 3339 23:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:20:23 lo 1.34 1.34 0.08 0.08 0.00 0.00 0.00 0.00 23:20:23 ens3 125.16 96.20 358.69 16.59 0.00 0.00 0.00 0.00 23:30:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 23:30:02 ens3 207.93 205.53 121.29 18.28 0.00 0.00 0.00 0.00 23:40:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 23:40:02 ens3 104.11 98.67 30.22 9.45 0.00 0.00 0.00 0.00 23:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 23:50:02 ens3 233.20 229.24 478.60 19.65 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 166.85 156.41 249.34 15.98 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-37829) 08/15/26 _x86_64_ (2 CPU) 23:09:51 LINUX RESTART (2 CPU) 23:10:00 CPU %user %nice %system %iowait %steal %idle 23:20:23 all 23.57 0.00 11.39 1.01 0.10 63.93 23:20:23 0 26.24 0.00 10.35 1.25 0.10 62.06 23:20:23 1 20.90 0.00 12.43 0.77 0.10 65.81 23:30:02 all 29.13 0.00 10.64 0.02 0.11 60.09 23:30:02 0 40.72 0.00 11.74 0.02 0.10 47.42 23:30:02 1 17.79 0.00 9.57 0.03 0.12 72.49 23:40:02 all 20.39 0.00 8.05 0.01 0.11 71.44 23:40:02 0 19.96 0.00 8.06 0.01 0.11 71.87 23:40:02 1 20.82 0.00 8.03 0.01 0.12 71.02 23:50:02 all 34.83 0.00 6.17 0.13 0.13 58.74 23:50:02 0 28.76 0.00 6.11 0.09 0.13 64.91 23:50:02 1 40.90 0.00 6.22 0.18 0.13 52.58 Average: all 26.91 0.00 9.07 0.31 0.11 63.60 Average: 0 28.73 0.00 9.05 0.36 0.11 61.75 Average: 1 25.09 0.00 9.10 0.25 0.12 65.43