---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-4121 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 8.0G 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 772 5168 4 2290 7169 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:12:62:df brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.245/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84369sec preferred_lft 84369sec inet6 fe80::f816:3eff:fe12:62df/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-4121) 04/18/26 _x86_64_ (2 CPU) 00:36:58 LINUX RESTART (2 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 10.02 1.54 7.48 1.00 144.28 1183.67 445.81 01:00:41 1.55 0.01 1.50 0.04 1.04 99.95 1.16 01:10:01 4.16 0.05 3.17 0.94 1.91 384.29 3201.53 Average: 5.19 0.53 4.01 0.64 49.07 549.73 1145.08 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 5258460 7388620 382760 4.71 84172 2210348 862064 9.39 604128 1968668 1140 01:00:41 5243164 7399604 371532 4.57 84372 2236072 677848 7.38 605360 1994280 308 01:10:01 5322552 7364532 415740 5.11 86212 2127944 700056 7.62 657436 1887576 24256 Average: 5274725 7384252 390011 4.80 84919 2191455 746656 8.13 622308 1950175 8568 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 00:50:01 ens3 95.25 73.01 62.17 13.30 0.00 0.00 0.00 0.00 01:00:41 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:41 ens3 52.30 50.37 24.81 5.24 0.00 0.00 0.00 0.00 01:10:01 lo 1.05 1.05 0.06 0.06 0.00 0.00 0.00 0.00 01:10:01 ens3 36.94 30.16 26.58 19.22 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 61.84 51.63 37.82 12.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-4121) 04/18/26 _x86_64_ (2 CPU) 00:36:58 LINUX RESTART (2 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 9.72 0.00 1.48 0.29 0.06 88.45 00:50:01 0 8.66 0.00 1.22 0.39 0.06 89.67 00:50:01 1 10.78 0.00 1.73 0.19 0.06 87.24 01:00:41 all 5.94 0.00 0.81 0.01 0.07 93.17 01:00:41 0 7.21 0.00 0.84 0.01 0.08 91.86 01:00:41 1 4.67 0.00 0.77 0.01 0.07 94.48 01:10:01 all 7.91 0.00 0.85 0.05 0.08 91.11 01:10:01 0 5.71 0.00 0.61 0.07 0.07 93.53 01:10:01 1 10.13 0.00 1.08 0.03 0.08 88.68 Average: all 7.82 0.00 1.04 0.12 0.07 90.95 Average: 0 7.23 0.00 0.90 0.16 0.07 91.65 Average: 1 8.41 0.00 1.19 0.08 0.07 90.26