---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-41015 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 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 8.3G 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 781 4867 4 2589 7160 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:72:29:ac brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.249/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82620sec preferred_lft 82620sec inet6 fe80::f816:3eff:fe72:29ac/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-41015) 08/26/26 _x86_64_ (2 CPU) 00:34:10 LINUX RESTART (2 CPU) 00:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:00 2.62 0.72 1.87 0.03 95.47 81.46 57.69 01:00:01 15.92 0.00 1.77 14.14 0.15 22.60 106342.77 01:10:01 1.49 0.00 1.47 0.01 0.00 267.62 2.45 01:20:02 1.44 0.00 1.42 0.03 0.01 240.46 4.37 01:30:01 1.51 0.00 1.48 0.03 0.00 19.38 2.99 Average: 4.60 0.15 1.60 2.85 19.09 126.41 21301.03 00:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:00 5033020 7243576 522660 6.43 86940 2284920 770824 8.40 726772 2046032 124 01:00:01 4960796 7172096 594016 7.30 87108 2285484 858372 9.35 797184 2046736 124 01:10:01 4877668 7179508 585324 7.20 87268 2374760 850152 9.26 789424 2136164 13832 01:20:02 4737320 7094272 669672 8.23 87456 2428936 924332 10.07 863956 2190408 232 01:30:01 4691432 7048996 714908 8.79 87628 2429356 970044 10.57 909656 2191000 128 Average: 4860047 7147690 617316 7.59 87280 2360691 874745 9.53 817398 2122068 2888 00:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:00 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 00:50:00 ens3 16.39 14.52 233.66 1.04 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 80.65 74.86 1264.90 5.06 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 30.08 28.19 456.46 1.90 0.00 0.00 0.00 0.00 01:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:02 ens3 31.17 29.80 481.34 2.05 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 5.76 5.05 80.45 0.41 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 32.83 30.51 503.73 2.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41015) 08/26/26 _x86_64_ (2 CPU) 00:34:10 LINUX RESTART (2 CPU) 00:40:02 CPU %user %nice %system %iowait %steal %idle 00:50:00 all 0.62 0.00 0.27 0.04 0.06 99.00 00:50:00 0 0.68 0.00 0.38 0.02 0.09 98.83 00:50:00 1 0.57 0.00 0.16 0.07 0.04 99.16 01:00:01 all 1.09 0.00 0.69 0.24 0.07 97.91 01:00:01 0 1.48 0.00 1.02 0.08 0.10 97.33 01:00:01 1 0.70 0.00 0.35 0.41 0.05 98.49 01:10:01 all 0.75 0.00 0.30 0.02 0.06 98.86 01:10:01 0 0.95 0.00 0.45 0.02 0.08 98.49 01:10:01 1 0.55 0.00 0.16 0.02 0.04 99.24 01:20:02 all 0.73 0.00 0.27 0.01 0.07 98.92 01:20:02 0 0.65 0.00 0.22 0.02 0.07 99.04 01:20:02 1 0.81 0.00 0.31 0.01 0.07 98.81 01:30:01 all 0.47 0.00 0.27 0.01 0.07 99.18 01:30:01 0 0.50 0.00 0.19 0.01 0.04 99.26 01:30:01 1 0.44 0.00 0.36 0.01 0.10 99.09 Average: all 0.73 0.00 0.36 0.07 0.07 98.77 Average: 0 0.85 0.00 0.45 0.03 0.08 98.59 Average: 1 0.61 0.00 0.27 0.10 0.06 98.96