---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-53953 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 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 750 5294 4 2186 7191 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:21:24:64 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.50/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81780sec preferred_lft 81780sec inet6 fe80::f816:3eff:fe21:2464/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-53953) 03/29/26 _x86_64_ (2 CPU) 00:57:43 LINUX RESTART (2 CPU) 01:00:31 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:10:01 1.49 0.03 1.46 0.00 2.41 17.21 0.18 01:20:31 1.34 0.01 1.33 0.00 0.06 15.45 0.11 01:30:11 1.63 0.00 1.61 0.02 0.00 19.20 0.51 01:40:01 1.26 0.00 1.26 0.00 0.00 14.49 0.00 01:50:31 1.28 0.00 1.28 0.00 0.00 15.11 0.00 02:00:11 1.58 0.00 1.57 0.02 0.00 18.94 0.39 02:10:01 23.27 3.08 17.93 2.26 231.80 3178.54 772.42 Average: 4.51 0.44 3.75 0.32 33.12 463.80 109.39 01:00:31 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:10:01 6240080 7519580 300064 3.69 30760 1454196 530008 5.77 461676 1203704 304 01:20:31 6251080 7531096 288572 3.55 30944 1454524 530152 5.77 461944 1204216 128 01:30:11 6245428 7525976 293640 3.61 31128 1454852 530176 5.77 462076 1204728 124 01:40:01 6249028 7530068 289540 3.56 31288 1455176 530232 5.78 462204 1205212 160 01:50:31 6248780 7530340 289256 3.56 31464 1455508 530240 5.78 462428 1205720 172 02:00:11 6247776 7529988 289556 3.56 31644 1455964 530368 5.78 462640 1206228 216 02:10:01 5345592 7457636 313800 3.86 84924 2191392 555320 6.05 549476 1949368 2128 Average: 6118252 7517812 294918 3.63 38879 1560230 533785 5.81 474635 1311311 462 01:00:31 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 1.24 0.04 0.11 0.01 0.00 0.00 0.00 0.00 01:20:31 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:31 ens3 0.74 0.08 0.14 0.05 0.00 0.00 0.00 0.00 01:30:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:11 ens3 0.59 0.05 3.54 0.03 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.52 0.09 0.12 0.06 0.00 0.00 0.00 0.00 01:50:31 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:31 ens3 0.39 0.06 0.08 0.03 0.00 0.00 0.00 0.00 02:00:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:11 ens3 0.35 0.07 0.08 0.04 0.00 0.00 0.00 0.00 02:10:01 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 02:10:01 ens3 55.69 38.37 302.16 11.13 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 8.42 5.48 43.30 1.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-53953) 03/29/26 _x86_64_ (2 CPU) 00:57:43 LINUX RESTART (2 CPU) 01:00:31 CPU %user %nice %system %iowait %steal %idle 01:10:01 all 0.24 0.00 0.09 0.04 0.03 99.60 01:10:01 0 0.41 0.00 0.07 0.03 0.02 99.48 01:10:01 1 0.08 0.00 0.11 0.06 0.03 99.72 01:20:31 all 0.24 0.00 0.08 0.03 0.02 99.62 01:20:31 0 0.42 0.00 0.07 0.05 0.02 99.45 01:20:31 1 0.06 0.00 0.10 0.02 0.03 99.79 01:30:11 all 0.28 0.00 0.16 0.03 0.03 99.50 01:30:11 0 0.18 0.00 0.18 0.01 0.03 99.60 01:30:11 1 0.39 0.00 0.15 0.04 0.03 99.39 01:40:01 all 0.22 0.00 0.07 0.04 0.03 99.64 01:40:01 0 0.39 0.00 0.06 0.00 0.02 99.52 01:40:01 1 0.05 0.00 0.09 0.08 0.03 99.76 01:50:31 all 0.26 0.00 0.07 0.41 0.03 99.22 01:50:31 0 0.47 0.00 0.06 0.01 0.02 99.45 01:50:31 1 0.06 0.00 0.09 0.82 0.04 99.00 02:00:11 all 0.28 0.00 0.18 0.34 0.02 99.18 02:00:11 0 0.36 0.00 0.17 0.30 0.02 99.15 02:00:11 1 0.21 0.00 0.19 0.38 0.02 99.21 02:10:01 all 11.18 0.00 1.71 2.76 0.04 84.30 02:10:01 0 12.93 0.00 1.83 3.04 0.04 82.15 02:10:01 1 9.44 0.00 1.60 2.48 0.04 86.45 Average: all 1.80 0.00 0.34 0.52 0.03 97.32 Average: 0 2.15 0.00 0.34 0.49 0.02 97.00 Average: 1 1.45 0.00 0.33 0.55 0.03 97.64