---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-2875 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 8.2G 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 768 4998 4 2476 7173 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:d3:99:12 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.121/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83715sec preferred_lft 83715sec inet6 fe80::f816:3eff:fed3:9912/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-2875) 08/07/26 _x86_64_ (2 CPU) 02:10:58 LINUX RESTART (2 CPU) 02:20:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:30:21 1.52 0.01 1.48 0.03 0.05 21.28 437.39 02:40:19 1.24 0.00 1.22 0.02 0.00 18.25 1.23 02:50:19 2.19 0.71 1.44 0.04 94.13 76.85 56.61 Average: 1.65 0.24 1.38 0.03 31.44 38.83 165.32 02:20:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:21 5214628 7394112 373248 4.59 86620 2253072 602744 6.57 581652 2026100 176 02:40:19 5214124 7394840 372464 4.58 86772 2254092 603340 6.57 582444 2027272 172 02:50:19 5152404 7362532 404272 4.97 87164 2282996 788656 8.59 599400 2046252 280 Average: 5193719 7383828 383328 4.71 86852 2263387 664913 7.24 587832 2033208 209 02:20:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:21 ens3 0.98 0.18 0.12 0.05 0.00 0.00 0.00 0.00 02:40:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:19 ens3 6.78 4.28 4.24 5.34 0.00 0.00 0.00 0.00 02:50:19 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:50:19 ens3 1.64 0.69 3.58 0.25 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 3.13 1.71 2.65 1.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-2875) 08/07/26 _x86_64_ (2 CPU) 02:10:58 LINUX RESTART (2 CPU) 02:20:21 CPU %user %nice %system %iowait %steal %idle 02:30:21 all 0.99 0.00 0.22 0.16 0.06 98.56 02:30:21 0 1.08 0.00 0.24 0.26 0.07 98.35 02:30:21 1 0.90 0.00 0.21 0.06 0.06 98.78 02:40:19 all 1.06 0.00 0.15 0.19 0.06 98.54 02:40:19 0 0.85 0.00 0.15 0.11 0.04 98.85 02:40:19 1 1.27 0.00 0.15 0.27 0.07 98.24 02:50:19 all 1.04 0.00 0.18 0.09 0.05 98.64 02:50:19 0 0.81 0.00 0.17 0.17 0.03 98.82 02:50:19 1 1.28 0.00 0.19 0.01 0.07 98.46 Average: all 1.03 0.00 0.18 0.15 0.06 98.58 Average: 0 0.91 0.00 0.19 0.18 0.05 98.67 Average: 1 1.15 0.00 0.18 0.12 0.07 98.49