---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-38257 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: 5599.94 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 8.1G 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 777 4996 4 2468 7164 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:05:1d:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.80/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82633sec preferred_lft 82633sec inet6 fe80::f816:3eff:fe05:1dfa/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-38257) 08/17/26 _x86_64_ (2 CPU) 01:04:18 LINUX RESTART (2 CPU) 01:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:06 2.43 0.72 1.69 0.01 95.16 77.29 58.42 01:30:04 1.57 0.00 1.54 0.03 0.00 18.72 23.43 01:40:05 1.34 0.00 1.33 0.02 0.00 15.64 23.04 01:50:02 1.35 0.00 1.33 0.02 0.00 15.69 23.18 02:00:06 34.74 1.58 18.78 14.38 114.27 2282.23 108776.00 Average: 8.32 0.46 4.95 2.91 42.03 484.44 21901.67 01:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:06 6254268 7530728 289944 3.57 31328 1450464 524492 5.71 458712 1202396 188 01:30:04 6242480 7519500 301204 3.70 31548 1450796 524700 5.72 459032 1202948 236 01:40:05 6250804 7528356 292324 3.59 31756 1451120 524840 5.72 462000 1203476 228 01:50:02 6250804 7528896 291784 3.59 31964 1451444 524768 5.72 461996 1204012 216 02:00:06 5414184 7358388 422388 5.19 71768 2043656 661752 7.21 625968 1819144 46964 Average: 6082508 7493174 319529 3.93 39673 1569496 552110 6.01 493542 1326395 9566 01:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:06 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:20:06 ens3 1.46 0.61 3.50 0.10 0.00 0.00 0.00 0.00 01:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:04 ens3 0.83 0.09 2.12 0.06 0.00 0.00 0.00 0.00 01:40:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:05 ens3 0.57 0.18 0.55 0.54 0.00 0.00 0.00 0.00 01:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:02 ens3 0.22 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:00:06 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 02:00:06 ens3 38.32 24.42 279.56 5.83 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 8.32 5.10 57.47 1.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38257) 08/17/26 _x86_64_ (2 CPU) 01:04:18 LINUX RESTART (2 CPU) 01:10:05 CPU %user %nice %system %iowait %steal %idle 01:20:06 all 0.42 0.00 0.12 0.03 0.03 99.40 01:20:06 0 0.32 0.00 0.16 0.03 0.03 99.45 01:20:06 1 0.52 0.00 0.08 0.03 0.02 99.35 01:30:04 all 0.30 0.00 0.17 0.01 0.03 99.49 01:30:04 0 0.08 0.00 0.18 0.02 0.04 99.69 01:30:04 1 0.52 0.00 0.15 0.00 0.02 99.30 01:40:05 all 0.30 0.00 0.07 0.01 0.03 99.59 01:40:05 0 0.16 0.00 0.09 0.01 0.03 99.71 01:40:05 1 0.45 0.00 0.06 0.01 0.02 99.47 01:50:02 all 0.25 0.00 0.06 0.01 0.02 99.66 01:50:02 0 0.22 0.00 0.05 0.01 0.02 99.70 01:50:02 1 0.28 0.00 0.07 0.02 0.02 99.62 02:00:06 all 6.23 0.00 1.05 0.37 0.04 92.32 02:00:06 0 7.43 0.00 1.08 0.25 0.04 91.20 02:00:06 1 5.02 0.00 1.01 0.50 0.04 93.44 Average: all 1.51 0.00 0.29 0.09 0.03 98.08 Average: 0 1.65 0.00 0.31 0.06 0.03 97.94 Average: 1 1.36 0.00 0.27 0.11 0.03 98.23