---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-41055 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 8.0G 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 787 5114 4 2341 7154 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:5c:50:12 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.104/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82261sec preferred_lft 82261sec inet6 fe80::f816:3eff:fe5c:5012/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41055) 08/26/26 _x86_64_ (2 CPU) 00:57:51 LINUX RESTART (2 CPU) 01:00:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:10:07 1.42 0.03 1.39 0.00 1.25 16.45 2.32 01:20:10 1.39 0.01 1.38 0.00 0.07 15.92 2.29 01:30:10 2.34 0.71 1.61 0.02 94.15 77.07 58.68 01:40:10 1.19 0.00 1.19 0.00 1.05 14.71 0.05 01:50:10 1.13 0.00 1.13 0.00 0.00 13.35 0.01 02:00:00 21.45 1.50 18.99 0.96 112.01 2148.48 219.39 Average: 4.77 0.37 4.24 0.16 34.52 375.66 46.60 01:00:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:10:07 6293764 7540236 280132 3.44 30884 1422292 528232 5.75 447388 1183924 172 01:20:10 6293264 7540264 280080 3.44 31076 1422624 532868 5.80 444592 1184448 176 01:30:10 6252680 7529248 290316 3.57 31548 1451268 728316 7.93 461468 1203248 132 01:40:10 6258916 7536308 283280 3.48 31720 1451908 532836 5.80 455792 1203748 136 01:50:10 6258916 7536928 282644 3.48 31868 1452368 532996 5.81 456032 1204228 192 02:00:00 5428268 7371220 408516 5.02 71552 2043600 651332 7.09 600860 1818740 102768 Average: 6130968 7509034 304161 3.74 38108 1540677 584430 6.37 477689 1299723 17263 01:00:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:07 ens3 1.71 0.10 1.30 0.04 0.00 0.00 0.00 0.00 01:20:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:10 ens3 0.79 0.14 0.20 0.11 0.00 0.00 0.00 0.00 01:30:10 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:30:10 ens3 0.89 0.22 6.97 0.05 0.00 0.00 0.00 0.00 01:40:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:10 ens3 0.61 0.07 0.59 0.03 0.00 0.00 0.00 0.00 01:50:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:10 ens3 0.43 0.08 0.09 0.04 0.00 0.00 0.00 0.00 02:00:00 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 02:00:00 ens3 42.77 27.30 286.53 6.68 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 7.76 4.58 48.56 1.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41055) 08/26/26 _x86_64_ (2 CPU) 00:57:51 LINUX RESTART (2 CPU) 01:00:10 CPU %user %nice %system %iowait %steal %idle 01:10:07 all 0.26 0.00 0.11 0.04 0.03 99.56 01:10:07 0 0.43 0.00 0.09 0.01 0.03 99.44 01:10:07 1 0.09 0.00 0.13 0.07 0.04 99.67 01:20:10 all 0.31 0.00 0.10 0.01 0.03 99.54 01:20:10 0 0.07 0.00 0.11 0.01 0.03 99.78 01:20:10 1 0.56 0.00 0.10 0.01 0.03 99.30 01:30:10 all 0.38 0.00 0.20 0.04 0.03 99.34 01:30:10 0 0.51 0.00 0.19 0.04 0.03 99.23 01:30:10 1 0.25 0.00 0.22 0.03 0.04 99.46 01:40:10 all 0.22 0.00 0.09 0.02 0.03 99.64 01:40:10 0 0.26 0.00 0.10 0.01 0.03 99.59 01:40:10 1 0.19 0.00 0.08 0.02 0.03 99.68 01:50:10 all 0.22 0.00 0.09 0.01 0.03 99.66 01:50:10 0 0.38 0.00 0.08 0.01 0.03 99.50 01:50:10 1 0.05 0.00 0.09 0.01 0.04 99.81 02:00:00 all 6.19 0.00 1.06 0.40 0.05 92.31 02:00:00 0 6.78 0.00 1.24 0.56 0.04 91.37 02:00:00 1 5.59 0.00 0.87 0.25 0.05 93.24 Average: all 1.25 0.00 0.27 0.08 0.03 98.36 Average: 0 1.39 0.00 0.30 0.11 0.03 98.17 Average: 1 1.11 0.00 0.25 0.06 0.04 98.54