---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-10704 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 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 788 5163 4 2278 7153 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:0b:df:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.54/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 75275sec preferred_lft 75275sec inet6 fe80::f816:3eff:fe0b:dffd/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-10704) 05/04/26 _x86_64_ (2 CPU) 00:41:35 LINUX RESTART (2 CPU) 00:50:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 1.35 0.01 1.32 0.02 1.11 16.99 657.66 01:10:01 1.18 0.00 1.16 0.02 0.00 14.10 1.20 01:20:15 13.57 0.00 1.29 12.27 0.16 15.36 106653.13 01:30:01 1.43 0.00 1.39 0.03 0.00 17.83 892.37 01:40:01 1.23 0.00 1.21 0.02 0.00 14.96 1.32 01:50:15 1.54 0.00 1.52 0.02 0.00 18.44 214.20 02:00:01 1.49 0.00 1.46 0.03 0.00 18.28 447.44 02:10:01 1.34 0.00 1.32 0.02 0.00 15.74 1.20 02:20:05 1.38 0.00 1.36 0.02 0.00 16.07 1.31 02:30:01 1.61 0.00 1.58 0.03 0.00 19.03 658.83 02:40:01 1.37 0.00 1.35 0.02 0.00 16.25 1.32 02:50:15 1.37 0.00 1.35 0.02 0.00 16.29 1.17 03:00:01 1.72 0.00 1.69 0.03 0.00 21.25 669.54 03:10:01 1.46 0.00 1.44 0.02 0.00 17.14 218.93 03:20:15 3.45 1.33 2.05 0.07 96.50 183.31 4.79 03:30:01 22.96 1.72 18.99 2.26 133.14 3092.30 951.89 03:40:01 1.42 0.00 1.40 0.02 0.35 68.17 1.23 Average: 3.51 0.18 2.44 0.89 13.55 206.67 6695.21 00:50:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6255484 7532776 287404 3.53 30936 1451688 535388 5.83 459512 1204572 132 01:10:01 6255260 7533120 287080 3.53 31136 1452016 535388 5.83 459764 1205132 240 01:20:15 6269684 7548124 272016 3.34 31332 1452388 535608 5.83 459852 1205672 132 01:30:01 6257884 7536876 283228 3.48 31532 1452716 535672 5.83 460072 1206200 124 01:40:01 6270596 7550268 269820 3.32 31752 1453168 535828 5.84 460604 1206744 240 01:50:15 6263792 7544036 276000 3.39 31988 1453496 535828 5.84 460648 1207308 124 02:00:01 6256748 7537552 282480 3.47 32200 1453828 535892 5.84 460584 1207852 240 02:10:01 6256524 7537880 282144 3.47 32416 1454156 535892 5.84 460732 1208396 252 02:20:05 6262612 7544508 275480 3.39 32636 1454468 535892 5.84 460748 1208928 184 02:30:01 6262924 7545512 274412 3.37 32840 1454940 536032 5.84 460840 1209476 124 02:40:01 6261928 7545064 274860 3.38 33052 1455268 536032 5.84 460980 1210016 124 02:50:15 6261676 7545352 274580 3.38 33260 1455592 536032 5.84 461008 1210548 192 03:00:01 6246636 7530904 288752 3.55 33500 1455928 591160 6.44 466240 1211120 252 03:10:01 6252456 7537396 282412 3.47 33708 1456384 536488 5.84 461420 1211656 316 03:20:15 6007472 7413832 398940 4.91 43360 1562144 633004 6.89 581832 1313924 46608 03:30:01 5246548 7379316 392104 4.82 87096 2209560 680796 7.42 631596 1972548 276 03:40:01 5227560 7375736 395732 4.87 87264 2224800 683408 7.44 634464 1987852 340 Average: 6124458 7514015 299850 3.69 39412 1550149 562020 6.12 488288 1305173 2935 00:50:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.61 0.06 0.10 0.03 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 0.54 0.05 0.09 0.03 0.00 0.00 0.00 0.00 01:20:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:15 ens3 0.42 0.09 0.11 0.05 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 0.28 0.05 0.07 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 0.56 0.24 0.83 0.64 0.00 0.00 0.00 0.00 01:50:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:15 ens3 0.17 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.20 0.04 0.07 0.03 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.16 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:20:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:05 ens3 0.15 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.16 0.05 0.04 0.02 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.31 0.08 0.10 0.05 0.00 0.00 0.00 0.00 02:50:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:15 ens3 0.27 0.04 0.51 0.01 0.00 0.00 0.00 0.00 03:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 0.28 0.09 0.10 0.06 0.00 0.00 0.00 0.00 03:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 0.17 0.03 0.04 0.01 0.00 0.00 0.00 0.00 03:20:15 lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 03:20:15 ens3 16.96 10.92 68.56 4.26 0.00 0.00 0.00 0.00 03:30:01 lo 1.26 1.26 0.08 0.08 0.00 0.00 0.00 0.00 03:30:01 ens3 53.89 40.51 240.43 7.78 0.00 0.00 0.00 0.00 03:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:01 ens3 44.12 39.81 10.19 5.58 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 6.97 5.38 18.67 1.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10704) 05/04/26 _x86_64_ (2 CPU) 00:41:35 LINUX RESTART (2 CPU) 00:50:04 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.30 0.00 0.17 0.01 0.03 99.49 01:00:01 0 0.39 0.00 0.16 0.00 0.03 99.43 01:00:01 1 0.21 0.00 0.17 0.02 0.04 99.56 01:10:01 all 0.24 0.00 0.07 0.01 0.03 99.65 01:10:01 0 0.43 0.00 0.05 0.02 0.03 99.47 01:10:01 1 0.05 0.00 0.08 0.01 0.04 99.82 01:20:15 all 0.22 0.00 0.08 0.03 0.03 99.63 01:20:15 0 0.32 0.00 0.08 0.05 0.03 99.53 01:20:15 1 0.13 0.00 0.09 0.01 0.04 99.74 01:30:01 all 0.26 0.00 0.17 0.02 0.03 99.52 01:30:01 0 0.25 0.00 0.16 0.02 0.03 99.53 01:30:01 1 0.27 0.00 0.18 0.01 0.04 99.51 01:40:01 all 0.27 0.00 0.07 0.01 0.03 99.62 01:40:01 0 0.17 0.00 0.08 0.00 0.03 99.72 01:40:01 1 0.37 0.00 0.06 0.01 0.03 99.52 01:50:15 all 0.24 0.00 0.07 0.01 0.03 99.65 01:50:15 0 0.23 0.00 0.07 0.00 0.03 99.67 01:50:15 1 0.25 0.00 0.07 0.02 0.03 99.63 02:00:01 all 0.29 0.00 0.16 0.01 0.03 99.51 02:00:01 0 0.21 0.00 0.16 0.01 0.04 99.59 02:00:01 1 0.37 0.00 0.16 0.01 0.03 99.43 02:10:01 all 0.24 0.00 0.06 0.01 0.03 99.66 02:10:01 0 0.04 0.00 0.08 0.01 0.04 99.84 02:10:01 1 0.44 0.00 0.05 0.01 0.02 99.47 02:20:05 all 0.25 0.00 0.06 0.17 0.02 99.50 02:20:05 0 0.20 0.00 0.07 0.00 0.02 99.71 02:20:05 1 0.30 0.00 0.06 0.33 0.02 99.29 02:30:01 all 0.26 0.00 0.15 0.02 0.02 99.56 02:30:01 0 0.17 0.00 0.16 0.01 0.02 99.65 02:30:01 1 0.35 0.00 0.15 0.03 0.02 99.46 02:40:01 all 0.25 0.00 0.07 0.04 0.02 99.62 02:40:01 0 0.31 0.00 0.07 0.02 0.02 99.59 02:40:01 1 0.20 0.00 0.07 0.06 0.02 99.65 02:40:01 CPU %user %nice %system %iowait %steal %idle 02:50:15 all 0.22 0.00 0.07 0.01 0.02 99.68 02:50:15 0 0.39 0.00 0.06 0.01 0.01 99.52 02:50:15 1 0.05 0.00 0.08 0.00 0.02 99.84 03:00:01 all 0.27 0.00 0.18 0.01 0.02 99.52 03:00:01 0 0.43 0.00 0.14 0.01 0.02 99.41 03:00:01 1 0.11 0.00 0.21 0.01 0.03 99.64 03:10:01 all 0.24 0.00 0.07 0.01 0.02 99.65 03:10:01 0 0.43 0.00 0.06 0.02 0.02 99.48 03:10:01 1 0.05 0.00 0.09 0.01 0.03 99.82 03:20:15 all 1.38 0.00 0.27 0.06 0.03 98.26 03:20:15 0 0.91 0.00 0.28 0.04 0.03 98.74 03:20:15 1 1.85 0.00 0.26 0.08 0.02 97.78 03:30:01 all 13.32 0.00 1.78 0.56 0.07 84.28 03:30:01 0 17.80 0.00 2.06 0.49 0.07 79.58 03:30:01 1 8.84 0.00 1.49 0.63 0.07 88.98 03:40:01 all 6.31 0.00 0.55 0.01 0.06 93.07 03:40:01 0 5.72 0.00 0.56 0.01 0.05 93.65 03:40:01 1 6.91 0.00 0.55 0.01 0.06 92.48 Average: all 1.43 0.00 0.24 0.06 0.03 98.25 Average: 0 1.64 0.00 0.25 0.04 0.03 98.04 Average: 1 1.21 0.00 0.22 0.07 0.03 98.47