---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-895 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 769 5067 4 2399 7172 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:2a:1d:0d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.59/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80433sec preferred_lft 80433sec inet6 fe80::f816:3eff:fe2a:1d0d/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-895) 09/07/26 _x86_64_ (2 CPU) 00:48:35 LINUX RESTART (2 CPU) 00:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:21 9.22 1.33 7.37 0.52 96.55 918.81 182.01 01:10:14 18.11 1.54 14.84 1.73 128.56 2609.58 344.29 01:20:01 1.20 0.00 1.20 0.01 0.01 20.82 0.08 01:30:04 1.45 0.00 1.44 0.01 0.00 20.74 3.40 01:40:21 1.91 0.31 1.59 0.01 41.89 213.26 0.18 01:50:01 15.96 0.00 1.29 14.67 0.15 16.94 109835.63 02:00:14 1.36 0.00 1.35 0.01 0.00 21.29 381.11 02:10:21 1.26 0.00 1.25 0.00 0.20 56.95 0.00 02:20:01 1.31 0.00 1.30 0.01 0.00 20.91 0.19 Average: 5.71 0.36 3.52 1.83 30.01 433.76 11902.06 00:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:21 5553360 7347360 436068 5.36 65940 1903388 660052 7.19 601236 1686160 295540 01:10:14 5150584 7335784 431016 5.30 87400 2259156 667180 7.27 618172 2031256 204 01:20:01 5162160 7349428 417364 5.13 87532 2261092 675896 7.36 618704 2033324 360 01:30:04 5171036 7359448 407232 5.01 87668 2262108 675976 7.36 618660 2034476 220 01:40:21 5065864 7328296 437320 5.38 88104 2335100 895336 9.75 655508 2097684 216 01:50:01 5065908 7329164 436392 5.37 88240 2335756 895336 9.75 655284 2098456 140 02:00:14 5083956 7348512 416908 5.13 88372 2336884 878176 9.57 638236 2099716 220 02:10:21 5060336 7338060 427140 5.25 88488 2349764 866840 9.44 626628 2112704 232 02:20:01 4952996 7232804 532356 6.55 88604 2351696 883584 9.62 643836 2114756 320 Average: 5140689 7329873 437977 5.39 85594 2266105 788708 8.59 630696 2034281 33050 00:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:21 lo 1.08 1.08 0.06 0.06 0.00 0.00 0.00 0.00 01:00:21 ens3 29.03 20.24 166.66 5.42 0.00 0.00 0.00 0.00 01:10:14 lo 1.22 1.22 0.07 0.07 0.00 0.00 0.00 0.00 01:10:14 ens3 50.41 40.30 364.35 7.72 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 14.11 12.29 145.36 1.11 0.00 0.00 0.00 0.00 01:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:04 ens3 3.14 2.64 5.14 0.53 0.00 0.00 0.00 0.00 01:40:21 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:40:21 ens3 4.86 3.65 39.19 0.39 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 2.58 1.70 0.33 0.22 0.00 0.00 0.00 0.00 02:00:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:14 ens3 4.71 3.99 10.97 0.71 0.00 0.00 0.00 0.00 02:10:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:21 ens3 15.78 15.59 213.73 1.86 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 15.86 15.80 259.63 1.33 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 15.60 12.88 133.20 2.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-895) 09/07/26 _x86_64_ (2 CPU) 00:48:35 LINUX RESTART (2 CPU) 00:50:02 CPU %user %nice %system %iowait %steal %idle 01:00:21 all 4.45 0.00 0.85 0.28 0.01 94.42 01:00:21 0 5.95 0.00 0.88 0.29 0.01 92.87 01:00:21 1 2.94 0.00 0.81 0.27 0.01 95.97 01:10:14 all 8.33 0.00 1.54 0.41 0.02 89.70 01:10:14 0 7.05 0.00 1.40 0.60 0.01 90.94 01:10:14 1 9.62 0.00 1.69 0.22 0.02 88.45 01:20:01 all 0.85 0.00 0.28 0.01 0.01 98.85 01:20:01 0 0.99 0.00 0.30 0.01 0.01 98.69 01:20:01 1 0.72 0.00 0.25 0.01 0.01 99.01 01:30:04 all 1.13 0.00 0.32 0.01 0.01 98.52 01:30:04 0 0.58 0.00 0.25 0.02 0.01 99.14 01:30:04 1 1.77 0.00 0.40 0.00 0.02 97.80 01:40:21 all 0.81 0.00 0.22 0.03 0.01 98.93 01:40:21 0 0.62 0.00 0.15 0.01 0.00 99.21 01:40:21 1 1.01 0.00 0.29 0.04 0.01 98.65 01:50:01 all 0.62 0.00 0.19 0.04 0.01 99.15 01:50:01 0 0.62 0.00 0.20 0.07 0.01 99.10 01:50:01 1 0.62 0.00 0.18 0.00 0.01 99.19 02:00:14 all 0.81 0.00 0.28 0.01 0.01 98.89 02:00:14 0 1.06 0.00 0.32 0.03 0.01 98.58 02:00:14 1 0.56 0.00 0.24 0.00 0.00 99.20 02:10:21 all 2.09 0.00 0.39 0.01 0.01 97.50 02:10:21 0 1.25 0.00 0.34 0.01 0.01 98.39 02:10:21 1 2.92 0.00 0.45 0.00 0.01 96.62 02:20:01 all 0.93 0.00 0.34 0.02 0.01 98.71 02:20:01 0 0.55 0.00 0.18 0.01 0.01 99.25 02:20:01 1 1.32 0.00 0.49 0.02 0.01 98.16 Average: all 2.24 0.00 0.49 0.09 0.01 97.16 Average: 0 2.09 0.00 0.45 0.12 0.01 97.34 Average: 1 2.40 0.00 0.54 0.07 0.01 96.99