---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-53671 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 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 781 5115 4 2342 7160 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:15:df:53 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.65/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78810sec preferred_lft 78810sec inet6 fe80::f816:3eff:fe15:df53/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-53671) 03/28/26 _x86_64_ (2 CPU) 01:53:59 LINUX RESTART (2 CPU) 02:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:10 1.61 0.07 1.53 0.01 9.39 70.50 0.42 02:20:10 1.32 0.00 1.32 0.00 0.01 15.27 0.00 02:30:10 14.15 0.00 1.53 12.62 0.15 18.55 109120.87 02:40:10 1.35 0.00 1.33 0.02 0.00 16.37 1.16 02:50:09 1.28 0.00 1.27 0.02 0.00 15.21 1.20 03:00:10 22.88 3.01 17.64 2.23 226.80 3112.25 524.64 03:10:10 1.41 0.01 1.40 0.00 0.57 34.00 0.03 03:20:10 1.38 0.00 1.37 0.00 0.00 22.19 0.05 03:30:09 1.54 0.00 1.52 0.02 0.00 135.23 397.10 03:40:10 1.48 0.00 1.48 0.00 0.20 51.88 0.03 03:50:10 1.39 0.00 1.38 0.01 0.00 40.12 0.16 04:00:10 6.23 0.08 4.75 1.40 6.12 433.36 2740.15 Average: 4.67 0.27 3.04 1.36 20.30 330.59 9384.74 02:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:10 6194620 7526576 284036 3.49 34856 1494048 530736 5.78 461460 1247848 132 02:20:10 6193508 7525956 284648 3.50 35012 1494380 530732 5.78 461560 1248336 176 02:30:10 6191480 7524524 285920 3.52 35212 1494756 530864 5.78 461704 1248880 212 02:40:10 6183164 7516768 293688 3.61 35436 1495080 535148 5.83 464000 1249432 192 02:50:09 6182916 7517184 293268 3.61 35640 1495532 535400 5.83 464512 1249960 164 03:00:10 5290092 7454024 308312 3.79 88752 2230968 560136 6.10 551652 1992944 2636 03:10:10 5189780 7356424 406004 4.99 88876 2233644 658388 7.17 615156 1995752 328 03:20:10 5203492 7372056 390408 4.80 88992 2235448 661872 7.21 618620 1997672 252 03:30:09 5095640 7299324 462988 5.69 89116 2270392 706656 7.70 658680 2032740 272 03:40:10 5151788 7366712 395316 4.86 89308 2281308 727164 7.92 629452 2043716 620 03:50:10 5098524 7320532 441580 5.43 89436 2288168 708080 7.71 659472 2050708 124 04:00:10 5240184 7336896 434084 5.34 92156 2168232 643340 7.01 651452 1931824 18208 Average: 5601266 7426415 356688 4.39 66899 1931830 610710 6.65 558143 1690818 1943 02:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:10 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:10:10 ens3 0.76 0.23 3.00 0.03 0.00 0.00 0.00 0.00 02:20:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:10 ens3 0.61 0.03 0.07 0.01 0.00 0.00 0.00 0.00 02:30:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:10 ens3 0.25 0.07 0.07 0.03 0.00 0.00 0.00 0.00 02:40:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:10 ens3 0.35 0.08 0.11 0.05 0.00 0.00 0.00 0.00 02:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:09 ens3 0.33 0.08 0.11 0.06 0.00 0.00 0.00 0.00 03:00:10 lo 1.30 1.30 0.10 0.10 0.00 0.00 0.00 0.00 03:00:10 ens3 64.37 41.36 297.03 11.31 0.00 0.00 0.00 0.00 03:10:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:10 ens3 24.42 19.05 224.57 2.24 0.00 0.00 0.00 0.00 03:20:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:10 ens3 9.82 8.60 61.35 0.90 0.00 0.00 0.00 0.00 03:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:09 ens3 14.63 12.83 157.28 1.25 0.00 0.00 0.00 0.00 03:40:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:10 ens3 7.28 6.51 34.38 0.96 0.00 0.00 0.00 0.00 03:50:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:10 ens3 18.10 16.35 226.80 1.66 0.00 0.00 0.00 0.00 04:00:10 lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 04:00:10 ens3 17.19 13.51 73.70 13.97 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 13.17 9.88 89.78 2.70 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-53671) 03/28/26 _x86_64_ (2 CPU) 01:53:59 LINUX RESTART (2 CPU) 02:00:00 CPU %user %nice %system %iowait %steal %idle 02:10:10 all 0.34 0.00 0.10 0.02 0.04 99.50 02:10:10 0 0.08 0.00 0.10 0.02 0.05 99.75 02:10:10 1 0.60 0.00 0.09 0.02 0.04 99.25 02:20:10 all 0.23 0.00 0.07 0.08 0.04 99.58 02:20:10 0 0.04 0.00 0.08 0.16 0.04 99.67 02:20:10 1 0.43 0.00 0.06 0.00 0.04 99.48 02:30:10 all 0.28 0.00 0.17 0.05 0.04 99.46 02:30:10 0 0.26 0.00 0.17 0.06 0.04 99.47 02:30:10 1 0.31 0.00 0.17 0.04 0.04 99.45 02:40:10 all 0.28 0.00 0.08 0.16 0.04 99.44 02:40:10 0 0.33 0.00 0.07 0.06 0.03 99.51 02:40:10 1 0.23 0.00 0.09 0.27 0.04 99.37 02:50:09 all 0.24 0.00 0.07 0.02 0.03 99.64 02:50:09 0 0.26 0.00 0.07 0.03 0.03 99.61 02:50:09 1 0.22 0.00 0.07 0.01 0.04 99.67 03:00:10 all 10.96 0.00 1.74 0.67 0.05 86.58 03:00:10 0 6.88 0.00 1.48 0.67 0.05 90.91 03:00:10 1 15.04 0.00 1.99 0.68 0.05 82.25 03:10:10 all 1.28 0.00 0.31 0.02 0.05 98.34 03:10:10 0 0.93 0.00 0.31 0.01 0.06 98.69 03:10:10 1 1.63 0.00 0.30 0.03 0.05 97.99 03:20:10 all 3.26 0.00 0.37 0.02 0.06 96.29 03:20:10 0 3.59 0.00 0.34 0.03 0.04 96.00 03:20:10 1 2.93 0.00 0.40 0.01 0.07 96.59 03:30:09 all 6.32 0.00 0.79 0.03 0.07 92.79 03:30:09 0 10.59 0.00 1.15 0.02 0.07 88.16 03:30:09 1 2.05 0.00 0.43 0.03 0.07 97.43 03:40:10 all 2.41 0.00 0.34 0.01 0.06 97.18 03:40:10 0 3.16 0.00 0.48 0.02 0.07 96.28 03:40:10 1 1.65 0.00 0.21 0.01 0.06 98.07 03:50:10 all 1.58 0.00 0.35 0.01 0.06 98.00 03:50:10 0 2.35 0.00 0.55 0.02 0.08 97.00 03:50:10 1 0.81 0.00 0.16 0.01 0.03 98.99 03:50:10 CPU %user %nice %system %iowait %steal %idle 04:00:10 all 4.82 0.00 0.66 0.11 0.06 94.36 04:00:10 0 7.27 0.00 0.77 0.18 0.05 91.72 04:00:10 1 2.37 0.00 0.55 0.03 0.06 96.99 Average: all 2.66 0.00 0.42 0.10 0.05 96.77 Average: 0 2.97 0.00 0.46 0.11 0.05 96.41 Average: 1 2.35 0.00 0.37 0.09 0.05 97.13