---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-28228 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 811 4984 4 2447 7130 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:41:25:3f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.135/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 7518sec preferred_lft 7518sec inet6 fe80::f816:3eff:fe41:253f/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-28228) 06/19/26 _x86_64_ (2 CPU) 00:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.82 0.02 1.79 0.01 0.82 20.88 0.24 00:20:01 2.10 0.11 1.95 0.04 3.05 27.00 488.62 00:30:02 1.81 0.00 1.79 0.02 0.00 19.78 0.32 00:40:01 24.38 2.97 19.12 2.28 225.25 3447.16 934.86 00:50:01 1.62 0.00 1.59 0.03 0.00 56.38 0.64 01:00:02 1.86 0.00 1.79 0.06 0.00 109.63 1.73 Average: 5.59 0.52 4.67 0.41 38.13 612.63 237.51 00:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6101532 7499156 309632 3.81 55984 1537804 551012 6.00 471780 1310844 240 00:20:01 6121484 7481100 327572 4.03 56136 1499572 612092 6.67 475696 1272544 248 00:30:02 6133096 7493220 315512 3.88 56276 1499932 549004 5.98 470672 1273044 292 00:40:01 5103876 7380532 376272 4.63 106664 2321632 649568 7.08 611128 2100028 464 00:50:01 5087368 7376300 380476 4.68 106804 2333776 671116 7.31 616508 2112312 976 01:00:02 5047480 7362956 393596 4.84 106928 2360104 666848 7.26 620220 2138752 1092 Average: 5599139 7432211 350510 4.31 81465 1925470 616607 6.72 544334 1701254 552 00:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 0.25 0.06 0.07 0.04 0.00 0.00 0.00 0.00 00:20:01 lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.18 0.08 0.04 0.02 0.00 0.00 0.00 0.00 00:30:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:02 ens3 0.54 0.14 0.21 0.10 0.00 0.00 0.00 0.00 00:40:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 64.88 46.45 316.17 12.36 0.00 0.00 0.00 0.00 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 39.83 32.88 8.12 4.15 0.00 0.00 0.00 0.00 01:00:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:02 ens3 43.57 42.88 9.86 6.15 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 24.87 20.41 55.67 3.80 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-28228) 06/19/26 _x86_64_ (2 CPU) 00:00:02 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.26 0.00 0.10 0.01 0.03 99.60 00:10:01 0 0.31 0.00 0.09 0.01 0.03 99.56 00:10:01 1 0.20 0.00 0.12 0.00 0.04 99.64 00:20:01 all 0.67 0.00 0.23 0.02 0.04 99.05 00:20:01 0 0.55 0.00 0.25 0.04 0.04 99.13 00:20:01 1 0.78 0.00 0.20 0.01 0.04 98.97 00:30:02 all 0.23 0.00 0.16 0.01 0.04 99.56 00:30:02 0 0.34 0.00 0.16 0.01 0.02 99.46 00:30:02 1 0.12 0.00 0.16 0.01 0.05 99.66 00:40:01 all 11.96 0.00 1.64 0.53 0.06 85.82 00:40:01 0 14.72 0.00 1.87 0.51 0.06 82.84 00:40:01 1 9.20 0.00 1.40 0.54 0.06 88.79 00:50:01 all 6.61 0.00 0.47 0.01 0.09 92.82 00:50:01 0 7.21 0.00 0.47 0.02 0.10 92.21 00:50:01 1 6.02 0.00 0.47 0.01 0.07 93.43 01:00:02 all 8.48 0.00 0.62 0.02 0.09 90.81 01:00:02 0 9.44 0.00 0.62 0.02 0.09 89.83 01:00:02 1 7.51 0.00 0.62 0.01 0.08 91.79 Average: all 4.70 0.00 0.54 0.10 0.06 94.61 Average: 0 5.42 0.00 0.58 0.10 0.06 93.84 Average: 1 3.97 0.00 0.49 0.10 0.06 95.38