---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-46754 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 7.9G 30G 21% / 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 769 5193 4 2272 7172 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:1e:6c:32 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.28/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80325sec preferred_lft 80325sec inet6 fe80::f816:3eff:fe1e:6c32/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-46754) 09/02/26 _x86_64_ (2 CPU) 01:03:38 LINUX RESTART (2 CPU) 01:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 1.29 0.01 1.28 0.00 0.07 15.31 0.18 01:30:12 1.36 0.00 1.33 0.03 0.00 16.60 2.09 01:40:12 1.33 0.00 1.33 0.01 0.00 15.89 0.69 01:50:00 1.29 0.00 1.29 0.00 0.00 15.16 0.00 02:00:12 2.61 0.70 1.89 0.02 93.33 79.03 55.30 02:10:12 1.43 0.00 1.43 0.00 0.00 16.89 0.00 02:20:01 1.45 0.00 1.45 0.01 0.00 17.15 0.05 02:30:07 1.49 0.00 1.47 0.01 0.00 17.82 0.22 02:40:06 26.99 1.50 11.30 14.19 110.95 1623.40 110082.87 Average: 4.36 0.25 2.53 1.58 22.89 201.73 12215.07 01:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 6295528 7541888 277980 3.42 31068 1421568 522960 5.70 386688 1238332 136 01:30:12 6312220 7559144 260740 3.21 31288 1421900 522884 5.70 386588 1238884 208 01:40:12 6307220 7554672 265204 3.26 31480 1422228 523168 5.70 385384 1239404 132 01:50:00 6307220 7555160 264708 3.25 31640 1422560 523168 5.70 385288 1239888 192 02:00:12 6250156 7528160 290996 3.58 32092 1451760 523164 5.70 396128 1258792 132 02:10:12 6243392 7521888 297172 3.65 32244 1452088 571228 6.22 402704 1259268 188 02:20:01 6242636 7521628 297524 3.66 32408 1452420 523840 5.71 396896 1259760 276 02:30:07 6251744 7531248 287912 3.54 32584 1452740 523840 5.71 396976 1260264 204 02:40:06 5452680 7390568 388576 4.78 72260 2037268 632388 6.89 529800 1868048 213032 Average: 6184755 7522706 292312 3.59 36340 1503837 540738 5.89 407384 1318071 23833 01:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 1.03 0.13 0.17 0.08 0.00 0.00 0.00 0.00 01:30:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:12 ens3 0.47 0.08 0.08 0.04 0.00 0.00 0.00 0.00 01:40:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:12 ens3 0.60 0.10 0.13 0.07 0.00 0.00 0.00 0.00 01:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:00 ens3 0.20 0.04 0.03 0.01 0.00 0.00 0.00 0.00 02:00:12 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:00:12 ens3 0.46 0.23 3.22 0.03 0.00 0.00 0.00 0.00 02:10:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:12 ens3 0.27 0.14 0.04 0.57 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 0.20 0.07 0.06 0.03 0.00 0.00 0.00 0.00 02:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:07 ens3 0.14 0.03 0.03 0.01 0.00 0.00 0.00 0.00 02:40:06 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 02:40:06 ens3 38.41 27.83 284.15 13.00 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 4.63 3.18 31.94 1.54 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-46754) 09/02/26 _x86_64_ (2 CPU) 01:03:38 LINUX RESTART (2 CPU) 01:10:07 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 0.27 0.00 0.08 0.01 0.01 99.63 01:20:01 0 0.48 0.00 0.05 0.01 0.01 99.45 01:20:01 1 0.06 0.00 0.11 0.01 0.01 99.81 01:30:12 all 0.28 0.00 0.19 0.01 0.00 99.52 01:30:12 0 0.18 0.00 0.20 0.01 0.01 99.60 01:30:12 1 0.37 0.00 0.17 0.01 0.00 99.44 01:40:12 all 0.28 0.00 0.07 0.01 0.00 99.63 01:40:12 0 0.49 0.00 0.06 0.02 0.00 99.44 01:40:12 1 0.07 0.00 0.09 0.01 0.00 99.82 01:50:00 all 0.26 0.00 0.08 0.01 0.00 99.65 01:50:00 0 0.47 0.00 0.06 0.01 0.00 99.46 01:50:00 1 0.04 0.00 0.09 0.01 0.00 99.85 02:00:12 all 0.36 0.00 0.21 0.04 0.00 99.39 02:00:12 0 0.45 0.00 0.16 0.01 0.00 99.38 02:00:12 1 0.27 0.00 0.26 0.07 0.00 99.40 02:10:12 all 0.26 0.00 0.09 0.01 0.00 99.63 02:10:12 0 0.38 0.00 0.06 0.00 0.00 99.56 02:10:12 1 0.15 0.00 0.12 0.02 0.00 99.70 02:20:01 all 0.28 0.00 0.07 0.05 0.00 99.60 02:20:01 0 0.06 0.00 0.09 0.02 0.00 99.83 02:20:01 1 0.50 0.00 0.05 0.09 0.00 99.36 02:30:07 all 0.29 0.00 0.16 0.01 0.00 99.54 02:30:07 0 0.13 0.00 0.16 0.01 0.00 99.70 02:30:07 1 0.46 0.00 0.15 0.01 0.00 99.37 02:40:06 all 6.17 0.00 1.04 0.43 0.01 92.35 02:40:06 0 5.64 0.00 1.02 0.27 0.01 93.06 02:40:06 1 6.71 0.00 1.05 0.60 0.01 91.64 Average: all 0.94 0.00 0.22 0.06 0.00 98.77 Average: 0 0.92 0.00 0.21 0.04 0.00 98.83 Average: 1 0.96 0.00 0.23 0.09 0.00 98.71