---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-2788 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 751 4916 4 2568 7190 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:f1:6a:39 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.240/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82518sec preferred_lft 82518sec inet6 fe80::f816:3eff:fef1:6a39/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-2788) 08/07/26 _x86_64_ (2 CPU) 00:53:48 LINUX RESTART (2 CPU) 01:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:10:18 1.31 0.01 1.28 0.02 0.05 16.46 1.69 01:20:08 15.64 0.01 1.26 14.38 0.16 16.41 108237.95 01:30:01 1.55 0.00 1.51 0.04 0.00 168.49 3.32 01:40:18 1.69 0.00 1.65 0.03 0.00 312.08 3.40 01:50:18 1.30 0.00 1.29 0.01 0.00 16.43 1.47 Average: 4.23 0.00 1.40 2.83 0.04 106.76 21170.03 01:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:10:18 5043084 7252560 513816 6.32 87884 2281112 772004 8.41 727760 2044360 196 01:20:08 4868124 7078336 688000 8.46 88040 2281684 950368 10.35 889092 2045060 132 01:30:01 5001672 7257260 508812 6.26 88200 2326676 788944 8.59 727876 2090212 120 01:40:18 4580800 6928500 835972 10.28 88364 2417376 915012 9.97 853748 2180940 152 01:50:18 4723456 7071740 692736 8.52 88528 2417780 960784 10.46 899420 2181516 176 Average: 4843427 7117679 647867 7.97 88203 2344926 877422 9.56 819579 2108418 155 01:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:10:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:18 ens3 14.77 12.68 223.52 0.96 0.00 0.00 0.00 0.00 01:20:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:08 ens3 71.96 69.13 1286.92 4.58 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 21.48 20.67 372.69 1.43 0.00 0.00 0.00 0.00 01:40:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:18 ens3 30.05 28.81 542.56 1.98 0.00 0.00 0.00 0.00 01:50:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:18 ens3 5.10 4.57 76.68 0.40 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 28.47 26.97 496.82 1.86 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-2788) 08/07/26 _x86_64_ (2 CPU) 00:53:48 LINUX RESTART (2 CPU) 01:00:01 CPU %user %nice %system %iowait %steal %idle 01:10:18 all 0.49 0.00 0.22 0.01 0.09 99.20 01:10:18 0 0.60 0.00 0.16 0.00 0.07 99.16 01:10:18 1 0.37 0.00 0.27 0.01 0.11 99.23 01:20:08 all 1.02 0.00 0.57 0.03 0.10 98.28 01:20:08 0 1.07 0.00 0.63 0.00 0.08 98.21 01:20:08 1 0.96 0.00 0.52 0.05 0.11 98.35 01:30:01 all 0.66 0.00 0.33 0.01 0.10 98.91 01:30:01 0 0.79 0.00 0.49 0.02 0.14 98.57 01:30:01 1 0.52 0.00 0.18 0.00 0.05 99.25 01:40:18 all 0.78 0.00 0.26 0.01 0.10 98.84 01:40:18 0 0.75 0.00 0.19 0.00 0.08 98.97 01:40:18 1 0.82 0.00 0.33 0.02 0.11 98.72 01:50:18 all 0.41 0.00 0.17 0.01 0.10 99.31 01:50:18 0 0.47 0.00 0.18 0.02 0.09 99.24 01:50:18 1 0.35 0.00 0.16 0.00 0.10 99.38 Average: all 0.67 0.00 0.31 0.01 0.10 98.91 Average: 0 0.74 0.00 0.33 0.01 0.09 98.84 Average: 1 0.60 0.00 0.29 0.02 0.10 98.99