---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-3059 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 775 5049 4 2410 7165 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:8c:05:86 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.83/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78342sec preferred_lft 78342sec inet6 fe80::f816:3eff:fe8c:586/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-3059) 09/08/26 _x86_64_ (2 CPU) 01:07:36 LINUX RESTART (2 CPU) 01:10:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:08 1.31 0.03 1.28 0.00 1.25 15.89 0.11 01:30:01 1.52 0.01 1.49 0.03 0.05 18.50 1.05 01:40:08 1.20 0.00 1.18 0.02 0.00 14.60 1.05 01:50:08 1.17 0.00 1.15 0.02 0.00 14.53 1.07 02:00:01 1.39 0.00 1.35 0.03 0.00 17.34 1.38 02:10:08 1.88 0.32 1.53 0.03 43.02 103.65 30.21 02:20:08 1.18 0.00 1.18 0.00 0.00 14.44 0.00 02:30:02 1.32 0.00 1.30 0.02 0.00 16.26 646.56 02:40:08 1.23 0.00 1.23 0.00 0.00 15.15 0.00 02:50:08 39.37 2.86 20.44 16.08 224.45 3474.36 107969.05 03:00:08 1.53 0.01 1.50 0.02 0.20 60.08 0.89 03:10:08 1.42 0.00 1.39 0.03 0.00 102.96 6.00 03:20:08 3.29 0.04 2.54 0.70 1.71 167.61 1481.19 Average: 4.45 0.25 2.89 1.31 20.86 310.49 8471.84 01:10:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:08 6295992 7542792 277680 3.41 30536 1422920 525852 5.73 438648 1183680 136 01:30:01 6300684 7548064 272428 3.35 30756 1423260 525948 5.73 438716 1184240 240 01:40:08 6307016 7554932 265584 3.27 30964 1423584 526084 5.73 438888 1184772 212 01:50:08 6309588 7558036 262472 3.23 31164 1423908 526148 5.73 438992 1185296 212 02:00:01 6297036 7546052 274372 3.37 31384 1424244 526148 5.73 439048 1185852 244 02:10:08 6234604 7523568 295944 3.64 32028 1463052 727144 7.92 457196 1215152 128 02:20:08 6234604 7524196 295296 3.63 32196 1463500 727276 7.92 457452 1215636 184 02:30:02 6232548 7522800 296572 3.65 32368 1463960 727276 7.92 457488 1216148 280 02:40:08 6245232 7535988 283408 3.48 32536 1464288 727828 7.93 458072 1216644 204 02:50:08 5166792 7389424 376520 4.63 87988 2295272 872004 9.50 610912 2057544 224 03:00:08 5140968 7376436 389360 4.79 88152 2307968 882496 9.61 612872 2070380 160 03:10:08 5116628 7382272 383324 4.71 88328 2337768 908444 9.89 622412 2100348 4168 03:20:08 5210876 7367880 406396 5.00 89668 2235412 832140 9.06 642832 1998968 88768 Average: 5930198 7490188 313797 3.86 49082 1703780 694984 7.57 501041 1462666 7320 01:10:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:08 ens3 1.19 0.11 0.16 0.06 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 0.54 0.08 0.09 0.05 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 0.34 0.06 0.07 0.04 0.00 0.00 0.00 0.00 01:50:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:08 ens3 0.33 0.06 0.08 0.04 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 0.44 0.07 0.07 0.03 0.00 0.00 0.00 0.00 02:10:08 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:10:08 ens3 0.89 0.52 3.28 0.05 0.00 0.00 0.00 0.00 02:20:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:08 ens3 0.21 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:30:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:02 ens3 0.20 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:40:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:08 ens3 0.36 0.17 0.06 0.58 0.00 0.00 0.00 0.00 02:50:08 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:50:08 ens3 99.15 75.73 324.95 16.70 0.00 0.00 0.00 0.00 03:00:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:08 ens3 6.35 6.23 4.11 1.14 0.00 0.00 0.00 0.00 03:10:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:08 ens3 61.47 56.42 28.45 5.60 0.00 0.00 0.00 0.00 03:20:08 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 03:20:08 ens3 50.52 38.25 32.43 18.00 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 17.08 13.68 30.30 3.26 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-3059) 09/08/26 _x86_64_ (2 CPU) 01:07:36 LINUX RESTART (2 CPU) 01:10:08 CPU %user %nice %system %iowait %steal %idle 01:20:08 all 0.27 0.00 0.09 0.01 0.01 99.62 01:20:08 0 0.34 0.00 0.06 0.01 0.01 99.59 01:20:08 1 0.20 0.00 0.13 0.02 0.01 99.65 01:30:01 all 0.30 0.00 0.21 0.01 0.01 99.48 01:30:01 0 0.36 0.00 0.18 0.01 0.00 99.45 01:30:01 1 0.24 0.00 0.23 0.02 0.01 99.51 01:40:08 all 0.27 0.00 0.09 0.01 0.00 99.62 01:40:08 0 0.47 0.00 0.05 0.02 0.00 99.46 01:40:08 1 0.06 0.00 0.14 0.00 0.01 99.79 01:50:08 all 0.24 0.00 0.10 0.01 0.00 99.65 01:50:08 0 0.15 0.00 0.09 0.02 0.01 99.73 01:50:08 1 0.33 0.00 0.11 0.00 0.00 99.56 02:00:01 all 0.28 0.00 0.23 0.01 0.01 99.47 02:00:01 0 0.08 0.00 0.24 0.02 0.01 99.65 02:00:01 1 0.49 0.00 0.21 0.00 0.01 99.30 02:10:08 all 0.41 0.00 0.15 0.03 0.00 99.41 02:10:08 0 0.42 0.00 0.15 0.03 0.00 99.39 02:10:08 1 0.40 0.00 0.15 0.02 0.00 99.43 02:20:08 all 0.27 0.00 0.08 0.01 0.01 99.63 02:20:08 0 0.49 0.00 0.05 0.02 0.00 99.45 02:20:08 1 0.06 0.00 0.12 0.01 0.01 99.80 02:30:02 all 0.28 0.00 0.19 0.01 0.00 99.51 02:30:02 0 0.47 0.00 0.16 0.00 0.00 99.36 02:30:02 1 0.10 0.00 0.22 0.02 0.01 99.66 02:40:08 all 0.26 0.00 0.08 0.01 0.00 99.65 02:40:08 0 0.44 0.00 0.04 0.00 0.00 99.52 02:40:08 1 0.08 0.00 0.13 0.02 0.00 99.77 02:50:08 all 13.26 0.00 2.36 0.72 0.02 83.63 02:50:08 0 7.79 0.00 2.07 0.72 0.01 89.41 02:50:08 1 18.74 0.00 2.66 0.73 0.03 77.85 03:00:08 all 4.09 0.00 0.40 0.02 0.01 95.48 03:00:08 0 3.39 0.00 0.38 0.03 0.02 96.18 03:00:08 1 4.78 0.00 0.41 0.01 0.01 94.79 03:00:08 CPU %user %nice %system %iowait %steal %idle 03:10:08 all 6.60 0.00 1.24 0.01 0.02 92.13 03:10:08 0 7.50 0.00 1.10 0.01 0.01 91.38 03:10:08 1 5.70 0.00 1.38 0.01 0.02 92.89 03:20:08 all 7.01 0.00 1.06 0.05 0.01 91.87 03:20:08 0 6.31 0.00 1.10 0.08 0.01 92.50 03:20:08 1 7.73 0.00 1.02 0.02 0.02 91.22 Average: all 2.57 0.00 0.48 0.07 0.01 96.87 Average: 0 2.17 0.00 0.44 0.07 0.01 97.32 Average: 1 2.98 0.00 0.53 0.07 0.01 96.41