---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-47290 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 779 5049 4 2407 7161 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:da:9c:3d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.136/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 76741sec preferred_lft 76741sec inet6 fe80::f816:3eff:feda:9c3d/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-47290) 09/04/26 _x86_64_ (2 CPU) 01:08:34 LINUX RESTART (2 CPU) 01:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:20 1.34 0.03 1.30 0.02 1.22 16.53 0.63 01:30:10 1.47 0.01 1.43 0.04 0.05 18.10 6.20 01:40:01 1.14 0.00 1.13 0.02 0.00 13.97 0.23 01:50:20 1.19 0.00 1.17 0.02 0.00 14.27 0.14 02:00:00 1.45 0.00 1.41 0.03 0.00 17.33 0.37 02:10:01 1.87 0.33 1.52 0.02 43.43 104.02 25.17 02:20:10 14.77 1.40 12.57 0.79 102.60 1936.48 199.40 02:30:20 12.75 1.40 9.89 1.46 117.71 1580.11 974.57 02:40:00 1.35 0.00 1.34 0.01 0.00 21.93 0.08 02:50:20 1.44 0.00 1.44 0.00 0.00 18.97 0.00 03:00:10 1.93 0.00 1.90 0.02 0.00 137.32 0.56 03:10:00 1.25 0.00 1.25 0.00 0.00 16.23 0.00 03:20:00 1.39 0.00 1.39 0.00 0.00 20.91 370.71 03:30:20 1.68 0.00 1.66 0.02 0.19 54.73 0.22 03:40:01 1.36 0.00 1.36 0.01 0.00 25.08 0.18 Average: 3.12 0.21 2.74 0.17 17.92 270.01 106.50 01:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:20 6291240 7541992 277956 3.42 30604 1426952 519172 5.65 443416 1188012 188 01:30:10 6295768 7547084 272916 3.36 30824 1427280 519172 5.65 443632 1188560 176 01:40:01 6295544 7547376 272620 3.35 31012 1427604 519236 5.66 443876 1189072 124 01:50:20 6295052 7547428 272552 3.35 31220 1427932 519236 5.66 444096 1189608 176 02:00:00 6282584 7535628 284268 3.50 31416 1428388 519364 5.66 444452 1190132 164 02:10:01 6230636 7523520 295460 3.63 32080 1467080 747076 8.14 466724 1219404 240 02:20:10 5338188 7330848 448780 5.52 70612 2094644 909384 9.91 653488 1870504 150324 02:30:20 4965908 7198156 567324 6.98 87820 2305256 912060 9.93 665604 2067924 392 02:40:00 5103852 7337996 427448 5.26 87940 2306940 871136 9.49 616428 2069756 184 02:50:20 5104280 7339700 425784 5.24 88084 2308068 889756 9.69 634928 2070900 148 03:00:10 5054700 7324840 440352 5.41 88244 2342396 922780 10.05 668080 2105380 184 03:10:00 5054700 7325596 439628 5.41 88372 2343012 922780 10.05 668148 2106124 180 03:20:00 5062092 7334276 430952 5.30 88500 2344144 905016 9.86 650568 2107392 204 03:30:20 5011960 7296264 468700 5.76 88648 2355948 894184 9.74 639296 2119212 864 03:40:01 5011984 7298564 466368 5.73 88744 2358092 911412 9.93 656748 2121456 280 Average: 5559899 7401951 386074 4.75 64275 1957582 765451 8.34 569299 1720229 10255 01:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:20 ens3 1.49 0.15 0.93 0.06 0.00 0.00 0.00 0.00 01:30:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:10 ens3 0.34 0.09 0.10 0.06 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 0.45 0.09 0.12 0.06 0.00 0.00 0.00 0.00 01:50:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:20 ens3 0.41 0.13 0.13 0.09 0.00 0.00 0.00 0.00 02:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:00 ens3 0.19 0.05 0.04 0.01 0.00 0.00 0.00 0.00 02:10:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.66 0.49 3.30 0.67 0.00 0.00 0.00 0.00 02:20:10 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 02:20:10 ens3 41.88 27.88 273.97 5.75 0.00 0.00 0.00 0.00 02:30:20 lo 1.18 1.18 0.07 0.07 0.00 0.00 0.00 0.00 02:30:20 ens3 45.11 35.87 334.89 6.88 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 15.73 11.33 62.98 6.02 0.00 0.00 0.00 0.00 02:50:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:20 ens3 3.62 2.96 5.05 0.55 0.00 0.00 0.00 0.00 03:00:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:10 ens3 4.16 3.19 37.63 0.35 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 2.58 1.70 0.32 0.22 0.00 0.00 0.00 0.00 03:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:00 ens3 4.97 4.15 9.13 0.72 0.00 0.00 0.00 0.00 03:30:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:20 ens3 14.34 13.89 206.74 1.58 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 15.72 15.42 230.60 1.54 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 10.17 7.87 78.18 1.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-47290) 09/04/26 _x86_64_ (2 CPU) 01:08:34 LINUX RESTART (2 CPU) 01:10:01 CPU %user %nice %system %iowait %steal %idle 01:20:20 all 0.28 0.00 0.10 0.02 0.00 99.60 01:20:20 0 0.45 0.00 0.08 0.01 0.00 99.45 01:20:20 1 0.10 0.00 0.12 0.02 0.00 99.76 01:30:10 all 0.30 0.00 0.19 0.01 0.00 99.50 01:30:10 0 0.50 0.00 0.16 0.00 0.00 99.34 01:30:10 1 0.09 0.00 0.22 0.03 0.00 99.65 01:40:01 all 0.27 0.00 0.09 0.01 0.00 99.62 01:40:01 0 0.46 0.00 0.06 0.01 0.00 99.47 01:40:01 1 0.09 0.00 0.12 0.02 0.01 99.77 01:50:20 all 0.26 0.00 0.08 0.01 0.01 99.64 01:50:20 0 0.46 0.00 0.05 0.01 0.00 99.48 01:50:20 1 0.07 0.00 0.11 0.02 0.01 99.80 02:00:00 all 0.28 0.00 0.19 0.01 0.00 99.52 02:00:00 0 0.49 0.00 0.15 0.01 0.00 99.35 02:00:00 1 0.08 0.00 0.22 0.02 0.01 99.68 02:10:01 all 0.40 0.00 0.12 0.03 0.01 99.45 02:10:01 0 0.48 0.00 0.15 0.03 0.01 99.34 02:10:01 1 0.32 0.00 0.10 0.03 0.00 99.56 02:20:10 all 5.67 0.00 0.98 0.53 0.01 92.80 02:20:10 0 9.67 0.00 1.24 0.98 0.01 88.09 02:20:10 1 1.68 0.00 0.71 0.09 0.01 97.50 02:30:20 all 7.30 0.00 1.47 0.23 0.02 90.97 02:30:20 0 9.22 0.00 1.61 0.24 0.02 88.91 02:30:20 1 5.39 0.00 1.34 0.23 0.02 93.03 02:40:00 all 0.98 0.00 0.28 0.01 0.01 98.71 02:40:00 0 0.80 0.00 0.29 0.02 0.01 98.88 02:40:00 1 1.16 0.00 0.28 0.01 0.01 98.54 02:50:20 all 1.51 0.00 0.31 0.01 0.01 98.16 02:50:20 0 0.65 0.00 0.18 0.01 0.01 99.15 02:50:20 1 2.50 0.00 0.46 0.01 0.02 97.01 03:00:10 all 0.78 0.00 0.31 0.01 0.01 98.89 03:00:10 0 0.75 0.00 0.28 0.01 0.01 98.95 03:00:10 1 0.80 0.00 0.34 0.02 0.02 98.83 03:00:10 CPU %user %nice %system %iowait %steal %idle 03:10:00 all 0.59 0.00 0.18 0.01 0.01 99.21 03:10:00 0 0.61 0.00 0.20 0.01 0.01 99.17 03:10:00 1 0.57 0.00 0.17 0.01 0.01 99.24 03:20:00 all 0.85 0.00 0.21 0.02 0.01 98.90 03:20:00 0 0.66 0.00 0.26 0.01 0.01 99.06 03:20:00 1 1.05 0.00 0.17 0.03 0.01 98.74 03:30:20 all 1.99 0.00 0.51 0.01 0.01 97.48 03:30:20 0 1.22 0.00 0.39 0.02 0.01 98.36 03:30:20 1 2.75 0.00 0.62 0.00 0.01 96.60 03:40:01 all 1.07 0.00 0.36 0.01 0.01 98.55 03:40:01 0 0.92 0.00 0.24 0.01 0.01 98.82 03:40:01 1 1.22 0.00 0.48 0.00 0.02 98.28 Average: all 1.52 0.00 0.36 0.06 0.01 98.05 Average: 0 1.84 0.00 0.36 0.09 0.01 97.70 Average: 1 1.19 0.00 0.37 0.04 0.01 98.40