---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-61492 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 765 5040 4 2438 7176 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:4a:75:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.168/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78556sec preferred_lft 78556sec inet6 fe80::f816:3eff:fe4a:75da/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-61492) 10/03/26 _x86_64_ (2 CPU) 01:04:10 LINUX RESTART (2 CPU) 01:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:00 1.40 0.01 1.37 0.01 0.16 27.09 1.84 01:30:00 1.54 0.00 1.49 0.04 0.00 24.96 7.56 01:40:00 1.25 0.00 1.25 0.00 0.00 127.72 0.56 01:50:00 1.28 0.00 1.28 0.00 0.00 17.39 0.00 02:00:00 16.39 13.85 2.46 0.08 193.65 137.84 122.82 02:10:00 1.43 0.00 1.43 0.00 0.00 24.56 402.77 02:20:00 1.32 0.00 1.32 0.00 0.00 17.36 0.00 02:30:00 1.49 0.00 1.47 0.02 0.00 19.88 0.23 02:40:00 15.54 0.00 1.30 14.24 0.15 17.45 106131.61 02:50:00 1.41 0.00 1.41 0.00 0.00 18.11 0.00 03:00:00 1.56 0.01 1.53 0.02 0.20 25.03 0.35 03:10:00 1.30 0.00 1.30 0.01 0.00 22.15 0.11 Average: 3.83 1.16 1.47 1.20 16.18 39.96 8888.99 01:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:00 5172696 7370156 396088 4.87 87416 2271048 647516 7.05 578324 2042840 176 01:30:00 5169560 7369020 397244 4.88 87620 2272848 667544 7.27 597588 2044848 148 01:40:00 5117396 7351228 414976 5.10 87756 2307012 692044 7.54 620264 2079156 136 01:50:00 5124732 7359360 406864 5.00 87916 2307636 692140 7.54 620404 2079940 132 02:00:00 4989700 7320248 435996 5.36 91520 2391176 894296 9.74 639816 2156312 280 02:10:00 5012240 7345112 411176 5.06 91616 2393360 866924 9.44 603828 2158480 120 02:20:00 5013260 7346900 409348 5.03 91752 2393984 866992 9.44 603912 2159240 132 02:30:00 5011504 7346088 410048 5.04 91892 2394760 866992 9.44 604052 2160028 124 02:40:00 5026628 7362036 394084 4.85 92028 2395436 866976 9.44 604100 2160804 136 02:50:00 5026628 7362776 393264 4.84 92120 2396068 866976 9.44 604716 2161536 148 03:00:00 5008648 7346968 408984 5.03 92256 2398068 861564 9.38 607048 2163672 160 03:10:00 4969880 7310428 445492 5.48 92396 2400128 894308 9.74 640756 2165744 168 Average: 5053573 7349193 410297 5.05 90524 2360127 807023 8.79 610401 2127717 155 01:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 16.01 13.33 223.61 1.49 0.00 0.00 0.00 0.00 01:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 8.73 7.84 61.37 0.90 0.00 0.00 0.00 0.00 01:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:00 ens3 3.67 2.77 36.71 0.27 0.00 0.00 0.00 0.00 01:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:00 ens3 2.96 1.77 0.42 0.28 0.00 0.00 0.00 0.00 02:00:00 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:00:00 ens3 2.92 1.89 3.61 0.23 0.00 0.00 0.00 0.00 02:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:00 ens3 9.94 9.02 120.74 1.25 0.00 0.00 0.00 0.00 02:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:00 ens3 0.33 0.11 0.05 0.02 0.00 0.00 0.00 0.00 02:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:00 ens3 0.40 0.13 0.08 0.05 0.00 0.00 0.00 0.00 02:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:00 ens3 0.49 0.15 0.11 0.06 0.00 0.00 0.00 0.00 02:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:00 ens3 0.66 0.21 0.18 0.11 0.00 0.00 0.00 0.00 03:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:00 ens3 8.02 7.51 112.04 1.07 0.00 0.00 0.00 0.00 03:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:00 ens3 10.51 10.22 139.88 0.98 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 5.39 4.58 58.23 0.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-61492) 10/03/26 _x86_64_ (2 CPU) 01:04:10 LINUX RESTART (2 CPU) 01:10:00 CPU %user %nice %system %iowait %steal %idle 01:20:00 all 0.85 0.00 0.30 0.01 0.01 98.84 01:20:00 0 0.85 0.00 0.30 0.01 0.01 98.84 01:20:00 1 0.85 0.00 0.29 0.02 0.01 98.83 01:30:00 all 0.82 0.00 0.30 0.01 0.00 98.86 01:30:00 0 0.92 0.00 0.23 0.01 0.01 98.83 01:30:00 1 0.73 0.00 0.37 0.02 0.00 98.88 01:40:00 all 0.61 0.00 0.17 0.01 0.02 99.18 01:40:00 0 0.66 0.00 0.19 0.01 0.04 99.11 01:40:00 1 0.57 0.00 0.16 0.02 0.00 99.25 01:50:00 all 0.53 0.00 0.16 0.01 0.00 99.30 01:50:00 0 0.54 0.00 0.10 0.01 0.00 99.35 01:50:00 1 0.52 0.00 0.22 0.01 0.01 99.25 02:00:00 all 0.73 0.15 0.39 0.19 0.01 98.54 02:00:00 0 0.86 0.29 0.39 0.33 0.01 98.13 02:00:00 1 0.59 0.01 0.38 0.05 0.01 98.96 02:10:00 all 0.88 0.00 0.23 0.01 0.01 98.87 02:10:00 0 0.86 0.00 0.26 0.01 0.01 98.86 02:10:00 1 0.90 0.00 0.20 0.02 0.01 98.88 02:20:00 all 0.45 0.00 0.14 0.09 0.01 99.32 02:20:00 0 0.45 0.00 0.13 0.15 0.01 99.26 02:20:00 1 0.45 0.00 0.15 0.02 0.01 99.37 02:30:00 all 0.48 0.00 0.27 0.01 0.01 99.24 02:30:00 0 0.49 0.00 0.24 0.02 0.01 99.24 02:30:00 1 0.46 0.00 0.31 0.00 0.01 99.23 02:40:00 all 0.51 0.00 0.20 0.04 0.01 99.24 02:40:00 0 0.57 0.00 0.10 0.02 0.00 99.30 02:40:00 1 0.44 0.00 0.30 0.07 0.01 99.18 02:50:00 all 0.51 0.00 0.18 0.02 0.01 99.27 02:50:00 0 0.52 0.00 0.13 0.04 0.01 99.31 02:50:00 1 0.51 0.00 0.23 0.00 0.01 99.24 03:00:00 all 1.13 0.00 0.38 0.01 0.01 98.47 03:00:00 0 1.35 0.00 0.35 0.02 0.01 98.27 03:00:00 1 0.91 0.00 0.41 0.01 0.01 98.67 03:00:00 CPU %user %nice %system %iowait %steal %idle 03:10:00 all 0.84 0.00 0.29 0.01 0.01 98.86 03:10:00 0 0.71 0.00 0.25 0.02 0.01 99.01 03:10:00 1 0.96 0.00 0.33 0.00 0.01 98.70 Average: all 0.69 0.01 0.25 0.04 0.01 99.00 Average: 0 0.73 0.02 0.22 0.05 0.01 98.96 Average: 1 0.66 0.00 0.28 0.02 0.01 99.04