---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-788 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 UTC 2026 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 Indirect target selection: 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 Tsa: 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 8.1G 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 4984 4 2479 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:60:d2:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.170/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83685sec preferred_lft 83685sec inet6 fe80::f816:3eff:fe60:d2bb/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-788) 09/07/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:08 1.60 0.01 1.58 0.01 0.80 19.33 418.42 00:20:01 15.18 0.11 1.59 13.48 3.24 22.97 110750.13 00:30:01 1.63 0.00 1.61 0.02 0.00 18.54 851.34 00:40:08 1.39 0.00 1.39 0.00 0.00 15.15 0.00 00:50:01 26.83 2.86 21.72 2.26 224.65 3519.40 1186.27 01:00:01 1.92 0.00 1.90 0.02 0.00 27.49 0.28 01:10:08 1.57 0.00 1.57 0.00 0.00 21.33 0.03 01:20:01 1.53 0.00 1.52 0.01 0.00 131.36 1.21 01:30:01 1.73 0.00 1.69 0.03 0.00 20.69 1.55 01:40:08 1.52 0.00 1.50 0.02 0.00 18.36 1.60 01:50:01 1.56 0.00 1.54 0.02 0.00 26.48 401.55 02:00:01 1.89 0.00 1.85 0.03 0.20 33.06 1.69 Average: 4.83 0.25 3.27 1.31 18.87 319.58 9360.82 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:08 6081268 7497568 310676 3.82 56704 1556476 727448 7.92 476332 1328132 368 00:20:01 6099572 7477256 330876 4.07 56856 1517680 724568 7.89 474884 1289244 268 00:30:01 6115136 7493296 314828 3.87 57000 1518000 724564 7.89 474820 1289708 244 00:40:08 6115196 7493784 314340 3.87 57100 1518328 724564 7.89 474844 1290136 212 00:50:01 4955292 7266204 489488 6.02 107892 2355048 893872 9.74 676764 2132728 560 01:00:01 5001884 7314964 440580 5.42 107972 2357136 869196 9.47 643696 2134768 364 01:10:08 5009216 7323684 431892 5.31 108064 2358436 869268 9.47 643760 2136160 248 01:20:01 4967016 7316200 439128 5.40 108180 2392820 880364 9.59 653840 2170640 280 01:30:01 4966780 7316764 438472 5.39 108324 2393440 880292 9.59 653860 2171424 256 01:40:08 4968828 7319588 435636 5.36 108452 2394076 880292 9.59 653980 2172188 360 01:50:01 4973292 7326856 428336 5.27 108548 2396748 848376 9.24 622296 2174956 240 02:00:01 4946924 7304600 450552 5.54 108664 2400728 875904 9.54 649956 2179020 160 Average: 5350034 7370897 402067 4.94 91146 2096576 824892 8.98 591586 1872425 297 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:08 ens3 0.27 0.09 0.09 0.05 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 0.21 0.08 0.06 0.04 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 0.52 0.14 0.16 0.09 0.00 0.00 0.00 0.00 00:40:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:40:08 ens3 0.41 0.13 0.14 0.09 0.00 0.00 0.00 0.00 00:50:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:50:01 ens3 73.34 60.24 511.41 13.19 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 11.50 9.29 140.22 0.92 0.00 0.00 0.00 0.00 01:10:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:08 ens3 7.21 4.20 33.13 0.71 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 5.22 3.29 37.35 0.30 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 2.95 1.78 0.44 0.29 0.00 0.00 0.00 0.00 01:40:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:08 ens3 2.70 1.75 0.37 0.26 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 9.47 9.13 121.78 1.24 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 4.67 4.32 29.15 1.64 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 9.80 7.81 72.27 1.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-788) 09/07/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:08 all 0.27 0.00 0.11 0.01 0.00 99.60 00:10:08 0 0.35 0.00 0.09 0.02 0.00 99.54 00:10:08 1 0.19 0.00 0.14 0.00 0.00 99.66 00:20:01 all 0.63 0.00 0.23 0.05 0.00 99.09 00:20:01 0 0.77 0.00 0.18 0.02 0.00 99.02 00:20:01 1 0.49 0.00 0.27 0.07 0.01 99.17 00:30:01 all 0.28 0.00 0.19 0.01 0.01 99.51 00:30:01 0 0.50 0.00 0.15 0.01 0.00 99.34 00:30:01 1 0.07 0.00 0.22 0.01 0.01 99.69 00:40:08 all 0.25 0.00 0.07 0.01 0.00 99.67 00:40:08 0 0.37 0.00 0.05 0.00 0.00 99.58 00:40:08 1 0.13 0.00 0.09 0.02 0.00 99.76 00:50:01 all 12.59 0.00 2.27 0.57 0.01 84.56 00:50:01 0 11.09 0.00 2.16 0.39 0.02 86.35 00:50:01 1 14.08 0.00 2.38 0.76 0.01 82.78 01:00:01 all 0.89 0.00 0.36 0.01 0.01 98.73 01:00:01 0 1.18 0.00 0.43 0.02 0.01 98.37 01:00:01 1 0.60 0.00 0.29 0.01 0.00 99.09 01:10:08 all 0.96 0.00 0.25 0.01 0.02 98.77 01:10:08 0 1.32 0.00 0.28 0.01 0.03 98.36 01:10:08 1 0.63 0.00 0.22 0.00 0.01 99.14 01:20:01 all 0.70 0.00 0.19 0.01 0.01 99.09 01:20:01 0 0.74 0.00 0.22 0.02 0.02 99.00 01:20:01 1 0.66 0.00 0.17 0.01 0.01 99.16 01:30:01 all 0.57 0.00 0.25 0.01 0.01 99.16 01:30:01 0 0.62 0.00 0.26 0.01 0.01 99.11 01:30:01 1 0.52 0.00 0.24 0.01 0.01 99.22 01:40:08 all 0.58 0.00 0.17 0.01 0.01 99.23 01:40:08 0 0.58 0.00 0.15 0.00 0.01 99.26 01:40:08 1 0.58 0.00 0.19 0.02 0.01 99.20 01:50:01 all 1.24 0.00 0.28 0.01 0.01 98.47 01:50:01 0 0.97 0.00 0.33 0.01 0.01 98.68 01:50:01 1 1.50 0.00 0.23 0.01 0.01 98.25 01:50:01 CPU %user %nice %system %iowait %steal %idle 02:00:01 all 1.58 0.00 0.32 0.01 0.01 98.08 02:00:01 0 1.50 0.00 0.30 0.01 0.01 98.19 02:00:01 1 1.67 0.00 0.34 0.01 0.01 97.97 Average: all 1.71 0.00 0.39 0.06 0.01 97.83 Average: 0 1.67 0.00 0.38 0.04 0.01 97.90 Average: 1 1.75 0.00 0.40 0.08 0.01 97.77