---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-30000 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 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 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 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 774 5011 4 2456 7167 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:3d:a8:c8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.125/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80857sec preferred_lft 80857sec inet6 fe80::f816:3eff:fe3d:a8c8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30000) 06/24/26 _x86_64_ (2 CPU) 01:58:28 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:14 1.28 0.02 1.25 0.00 1.21 15.47 0.12 02:20:03 1.23 0.01 1.22 0.00 0.07 14.83 0.12 02:30:01 1.35 0.00 1.34 0.01 0.00 16.77 437.12 02:40:15 1.73 0.25 1.47 0.01 30.28 72.95 0.29 02:50:16 1.50 0.00 1.49 0.00 1.05 17.52 0.05 03:00:03 1.49 0.00 1.48 0.01 0.00 17.80 445.37 03:10:10 13.95 0.00 1.54 12.41 0.14 17.93 107828.45 03:20:16 1.54 0.00 1.52 0.02 0.00 18.38 1.22 03:30:09 26.51 3.08 20.44 2.99 235.37 3580.53 841.01 Average: 5.60 0.37 3.50 1.73 29.51 413.84 12296.68 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:14 6289612 7540320 280132 3.44 30580 1425732 527512 5.75 443712 1187324 172 02:20:03 6296192 7547400 273020 3.36 30748 1426060 527564 5.75 443800 1187820 192 02:30:01 6300732 7552452 267968 3.30 30924 1426384 527644 5.75 443840 1188312 268 02:40:15 6245656 7524388 295584 3.63 31268 1452680 725724 7.90 458796 1206196 176 02:50:16 6253804 7533364 286648 3.52 31436 1453328 531644 5.79 456932 1206700 124 03:00:03 6251844 7532052 287832 3.54 31604 1453780 531776 5.79 457672 1207192 192 03:10:10 6251844 7532644 287092 3.53 31824 1454148 531780 5.79 457704 1207752 124 03:20:16 6251844 7533220 286456 3.52 32056 1454484 586920 6.39 463168 1208316 120 03:30:09 5161868 7363148 403384 4.96 88924 2272196 621952 6.77 605764 2035828 24644 Average: 6144822 7517665 296457 3.65 37707 1535421 568057 6.19 470154 1292827 2890 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:14 ens3 1.85 0.06 0.21 0.02 0.00 0.00 0.00 0.00 02:20:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:03 ens3 0.40 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.39 0.04 0.68 0.01 0.00 0.00 0.00 0.00 02:40:15 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:15 ens3 0.64 0.24 3.26 0.07 0.00 0.00 0.00 0.00 02:50:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:16 ens3 0.29 0.08 0.07 0.03 0.00 0.00 0.00 0.00 03:00:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:03 ens3 0.38 0.23 0.10 0.49 0.00 0.00 0.00 0.00 03:10:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:10 ens3 0.19 0.02 0.04 0.01 0.00 0.00 0.00 0.00 03:20:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:16 ens3 0.20 0.04 0.07 0.03 0.00 0.00 0.00 0.00 03:30:09 lo 1.35 1.35 0.08 0.08 0.00 0.00 0.00 0.00 03:30:09 ens3 110.37 77.02 329.96 19.58 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 12.58 8.52 36.67 2.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-30000) 06/24/26 _x86_64_ (2 CPU) 01:58:28 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:14 all 0.29 0.00 0.08 0.01 0.02 99.60 02:10:14 0 0.47 0.00 0.06 0.01 0.01 99.45 02:10:14 1 0.12 0.00 0.09 0.01 0.02 99.76 02:20:03 all 0.25 0.00 0.08 0.01 0.02 99.65 02:20:03 0 0.45 0.00 0.06 0.01 0.01 99.47 02:20:03 1 0.05 0.00 0.09 0.01 0.02 99.82 02:30:01 all 0.27 0.00 0.17 0.01 0.02 99.54 02:30:01 0 0.26 0.00 0.15 0.01 0.01 99.57 02:30:01 1 0.28 0.00 0.18 0.00 0.02 99.52 02:40:15 all 0.39 0.00 0.10 0.03 0.02 99.46 02:40:15 0 0.42 0.00 0.11 0.04 0.01 99.41 02:40:15 1 0.36 0.00 0.09 0.01 0.02 99.51 02:50:16 all 0.30 0.00 0.08 0.01 0.02 99.59 02:50:16 0 0.22 0.00 0.09 0.02 0.02 99.66 02:50:16 1 0.38 0.00 0.08 0.01 0.02 99.52 03:00:03 all 0.32 0.00 0.17 0.01 0.02 99.48 03:00:03 0 0.32 0.00 0.17 0.01 0.02 99.48 03:00:03 1 0.32 0.00 0.18 0.00 0.02 99.48 03:10:10 all 0.23 0.00 0.09 0.03 0.01 99.64 03:10:10 0 0.36 0.00 0.09 0.03 0.01 99.52 03:10:10 1 0.10 0.00 0.10 0.03 0.02 99.75 03:20:16 all 0.27 0.00 0.07 0.01 0.01 99.64 03:20:16 0 0.44 0.00 0.04 0.00 0.01 99.51 03:20:16 1 0.09 0.00 0.11 0.01 0.02 99.76 03:30:09 all 14.99 0.00 2.22 0.61 0.05 82.12 03:30:09 0 10.98 0.00 1.98 0.69 0.05 86.29 03:30:09 1 19.00 0.00 2.46 0.53 0.06 77.95 Average: all 1.90 0.00 0.34 0.08 0.02 97.67 Average: 0 1.53 0.00 0.30 0.09 0.02 98.06 Average: 1 2.27 0.00 0.37 0.07 0.02 97.27