---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-31992 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 770 5039 4 2432 7171 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:9a:92:f3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.38/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 6243sec preferred_lft 6243sec inet6 fe80::f816:3eff:fe9a:92f3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-31992) 07/02/26 _x86_64_ (2 CPU) 00:00:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:09 1.81 0.01 1.79 0.01 0.81 21.28 0.23 00:20:01 1.86 0.11 1.72 0.02 3.09 24.01 150.20 00:30:09 1.74 0.00 1.73 0.01 0.00 19.24 0.22 00:40:09 25.67 3.00 20.42 2.26 225.81 3414.63 1733.89 00:50:09 1.48 0.00 1.48 0.01 0.00 23.29 0.23 01:00:01 1.83 0.00 1.81 0.03 0.00 25.17 0.80 01:10:09 1.60 0.00 1.58 0.02 0.00 135.01 399.70 01:20:01 1.70 0.00 1.66 0.05 0.00 33.84 4.75 01:30:09 1.74 0.00 1.68 0.06 0.00 25.28 4.18 Average: 4.38 0.35 3.76 0.27 25.52 413.69 255.30 00:00:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:09 6117128 7515152 293504 3.61 57060 1537092 535168 5.83 474232 1311772 340 00:20:01 6138052 7498472 310052 3.81 57200 1499296 532860 5.80 472984 1273772 240 00:30:09 6149248 7510132 298368 3.67 57316 1499624 532860 5.80 473000 1274216 232 00:40:09 5113052 7392284 364164 4.48 107548 2323288 633424 6.90 606360 2102992 224 00:50:09 5062836 7344176 412136 5.07 107640 2325324 698608 7.61 612744 2105116 300 01:00:01 5062424 7345404 411096 5.05 107724 2326872 662384 7.21 626888 2106752 256 01:10:09 5001604 7320808 435424 5.35 107856 2362876 720984 7.85 635212 2142884 656 01:20:01 5017100 7340784 415560 5.11 107992 2367160 652840 7.11 616488 2147180 124 01:30:09 4982968 7308760 447504 5.50 108116 2369108 685020 7.46 648644 2149252 212 Average: 5404935 7397330 376423 4.63 90939 2067849 628239 6.84 574061 1845993 287 00:00:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:09 ens3 0.19 0.05 0.06 0.03 0.00 0.00 0.00 0.00 00:20:01 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.16 0.08 0.06 0.02 0.00 0.00 0.00 0.00 00:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:09 ens3 0.46 0.13 0.16 0.09 0.00 0.00 0.00 0.00 00:40:09 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:09 ens3 64.72 45.71 317.01 13.20 0.00 0.00 0.00 0.00 00:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:09 ens3 19.29 16.47 251.63 1.49 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 6.09 5.47 33.70 0.70 0.00 0.00 0.00 0.00 01:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:09 ens3 12.65 11.99 154.67 1.42 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 14.25 13.59 143.54 1.54 0.00 0.00 0.00 0.00 01:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:09 ens3 11.18 10.87 138.09 1.02 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 14.34 11.60 115.61 2.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-31992) 07/02/26 _x86_64_ (2 CPU) 00:00:09 CPU %user %nice %system %iowait %steal %idle 00:10:09 all 0.22 0.00 0.10 0.01 0.04 99.63 00:10:09 0 0.33 0.00 0.08 0.02 0.03 99.54 00:10:09 1 0.12 0.00 0.12 0.01 0.05 99.71 00:20:01 all 0.63 0.00 0.22 0.02 0.04 99.09 00:20:01 0 0.92 0.00 0.21 0.02 0.04 98.82 00:20:01 1 0.35 0.00 0.24 0.02 0.05 99.35 00:30:09 all 0.22 0.00 0.16 0.01 0.04 99.57 00:30:09 0 0.28 0.00 0.14 0.02 0.03 99.53 00:30:09 1 0.16 0.00 0.18 0.00 0.05 99.61 00:40:09 all 11.80 0.00 1.73 0.66 0.07 85.74 00:40:09 0 7.90 0.00 1.43 0.41 0.08 90.18 00:40:09 1 15.70 0.00 2.03 0.92 0.07 81.29 00:50:09 all 0.96 0.00 0.27 0.01 0.10 98.66 00:50:09 0 0.64 0.00 0.15 0.02 0.07 99.12 00:50:09 1 1.28 0.00 0.40 0.01 0.13 98.19 01:00:01 all 3.48 0.00 0.52 0.01 0.10 95.89 01:00:01 0 3.04 0.00 0.46 0.02 0.09 96.39 01:00:01 1 3.92 0.00 0.57 0.01 0.11 95.39 01:10:09 all 4.15 0.00 0.50 0.02 0.10 95.22 01:10:09 0 6.93 0.00 0.75 0.02 0.10 92.20 01:10:09 1 1.49 0.00 0.26 0.02 0.10 98.13 01:20:01 all 1.50 0.00 0.30 0.01 0.10 98.10 01:20:01 0 1.40 0.00 0.30 0.01 0.11 98.18 01:20:01 1 1.59 0.00 0.30 0.02 0.09 98.01 01:30:09 all 0.89 0.00 0.31 0.01 0.10 98.69 01:30:09 0 0.91 0.00 0.40 0.00 0.12 98.57 01:30:09 1 0.86 0.00 0.23 0.02 0.08 98.80 Average: all 2.64 0.00 0.46 0.09 0.08 96.74 Average: 0 2.46 0.00 0.43 0.06 0.07 96.97 Average: 1 2.82 0.00 0.48 0.11 0.08 96.51