---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-4673 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: 5600.00 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 769 5198 4 2262 7172 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:42:9d:13 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.144/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79344sec preferred_lft 79344sec inet6 fe80::f816:3eff:fe42:9d13/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-4673) 04/20/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:12 1.59 0.01 1.55 0.03 0.80 18.71 429.76 00:20:02 15.01 0.44 1.77 12.80 43.36 77.68 111269.21 00:30:01 1.52 0.00 1.50 0.02 0.00 18.48 436.67 00:40:02 18.19 2.97 13.53 1.69 224.40 2304.02 465.09 00:50:01 5.79 0.07 5.17 0.54 4.40 860.67 261.94 01:00:01 1.45 0.00 1.43 0.02 0.00 25.41 0.39 01:10:12 1.38 0.00 1.38 0.00 0.00 129.90 389.18 01:20:01 1.39 0.00 1.39 0.00 0.00 35.30 0.11 01:30:01 1.55 0.00 1.53 0.02 0.00 25.02 0.57 Average: 5.30 0.39 3.25 1.66 30.29 388.70 12378.85 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:12 6294480 7546476 274012 3.37 31064 1426548 530448 5.78 444728 1188356 132 00:20:02 6245556 7526668 292972 3.60 31556 1454716 728320 7.93 461352 1205708 240 00:30:01 6252884 7534716 284804 3.50 31772 1455168 728388 7.93 461692 1206248 124 00:40:02 5249780 7346776 424984 5.23 81368 2179604 864292 9.41 644296 1935252 181356 00:50:01 5197816 7315072 456108 5.61 85336 2195864 885956 9.65 650040 1954832 124 01:00:01 5251428 7371120 399944 4.92 85464 2198176 863236 9.40 619124 1957272 136 01:10:12 5177000 7331672 439400 5.40 85624 2232956 899744 9.80 654452 1992204 448 01:20:01 5127952 7288260 482740 5.94 85780 2238356 921084 10.03 676208 1997768 124 01:30:01 5163156 7325688 445244 5.47 85900 2240432 887752 9.67 643004 1999836 240 Average: 5551117 7398494 388912 4.78 67096 1957980 812136 8.85 583877 1715275 20325 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:12 ens3 0.30 0.08 0.08 0.04 0.00 0.00 0.00 0.00 00:20:02 lo 1.08 1.08 0.06 0.06 0.00 0.00 0.00 0.00 00:20:02 ens3 0.44 0.24 3.14 0.03 0.00 0.00 0.00 0.00 00:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 0.40 0.11 0.11 0.06 0.00 0.00 0.00 0.00 00:40:02 lo 1.24 1.24 0.07 0.07 0.00 0.00 0.00 0.00 00:40:02 ens3 35.89 25.61 293.45 7.11 0.00 0.00 0.00 0.00 00:50:01 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:50:01 ens3 45.81 36.78 229.43 6.33 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 11.15 10.27 61.66 1.25 0.00 0.00 0.00 0.00 01:10:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:12 ens3 13.06 11.90 153.99 1.17 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 18.03 17.00 144.50 2.02 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 14.50 13.84 140.15 1.22 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 15.50 12.86 114.10 2.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-4673) 04/20/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:12 all 0.27 0.00 0.12 0.08 0.02 99.50 00:10:12 0 0.14 0.00 0.11 0.04 0.02 99.69 00:10:12 1 0.41 0.00 0.13 0.13 0.02 99.31 00:20:02 all 0.65 0.00 0.28 0.22 0.02 98.83 00:20:02 0 0.75 0.00 0.31 0.06 0.02 98.85 00:20:02 1 0.54 0.00 0.25 0.37 0.02 98.81 00:30:01 all 0.31 0.00 0.19 0.02 0.04 99.44 00:30:01 0 0.29 0.00 0.19 0.02 0.04 99.45 00:30:01 1 0.33 0.00 0.18 0.02 0.03 99.43 00:40:02 all 9.49 0.00 1.40 0.57 0.04 88.50 00:40:02 0 7.77 0.00 1.18 0.41 0.04 90.61 00:40:02 1 11.20 0.00 1.62 0.74 0.04 86.40 00:50:01 all 3.07 0.00 0.59 0.11 0.04 96.20 00:50:01 0 3.82 0.00 0.57 0.05 0.04 95.53 00:50:01 1 2.32 0.00 0.60 0.17 0.05 96.87 01:00:01 all 1.78 0.00 0.38 0.02 0.04 97.77 01:00:01 0 2.20 0.00 0.38 0.03 0.04 97.36 01:00:01 1 1.36 0.00 0.39 0.02 0.05 98.19 01:10:12 all 5.52 0.00 0.68 0.01 0.07 93.72 01:10:12 0 9.23 0.00 1.08 0.00 0.08 89.61 01:10:12 1 1.95 0.00 0.30 0.02 0.05 97.67 01:20:01 all 2.01 0.00 0.33 0.01 0.06 97.60 01:20:01 0 0.97 0.00 0.29 0.01 0.06 98.67 01:20:01 1 3.04 0.00 0.37 0.01 0.05 96.53 01:30:01 all 0.95 0.00 0.32 0.01 0.05 98.68 01:30:01 0 1.19 0.00 0.35 0.01 0.06 98.39 01:30:01 1 0.70 0.00 0.28 0.01 0.05 98.96 Average: all 2.67 0.00 0.48 0.12 0.04 96.70 Average: 0 2.91 0.00 0.50 0.07 0.04 96.48 Average: 1 2.43 0.00 0.46 0.16 0.04 96.91