---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-57602 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: 5600.00 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 8.0G 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 758 5176 4 2301 7183 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:1c:7b:c9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.150/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 73554sec preferred_lft 73554sec inet6 fe80::f816:3eff:fe1c:7bc9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-57602) 09/23/26 _x86_64_ (2 CPU) 01:04:11 LINUX RESTART (2 CPU) 01:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:14 1.36 0.01 1.34 0.01 0.07 16.50 5.72 01:30:14 1.59 0.00 1.56 0.03 0.00 19.21 0.39 01:40:01 1.27 0.00 1.25 0.02 0.00 15.50 0.14 01:50:14 1.31 0.00 1.29 0.02 0.00 15.82 0.13 02:00:14 2.08 0.33 1.71 0.04 43.49 107.81 679.59 02:10:14 1.31 0.00 1.30 0.01 0.00 15.80 29.84 02:20:14 1.32 0.00 1.32 0.00 0.00 15.96 0.00 02:30:01 15.06 0.00 1.53 13.53 0.15 19.18 112055.12 02:40:01 1.30 0.00 1.30 0.00 0.00 15.58 0.00 02:50:14 1.34 0.00 1.34 0.00 0.00 16.35 0.00 03:00:01 1.58 0.00 1.57 0.01 0.00 18.99 653.52 03:10:01 1.35 0.00 1.35 0.00 0.00 16.70 0.00 03:20:14 1.55 0.01 1.53 0.00 1.62 18.39 0.04 03:30:01 1.50 0.00 1.49 0.01 0.00 18.58 436.20 03:40:14 1.31 0.00 1.31 0.00 0.00 16.24 0.00 03:50:14 1.30 0.00 1.30 0.00 0.00 16.03 0.00 04:00:01 1.69 0.00 1.67 0.02 0.00 20.83 871.71 04:10:02 1.37 0.00 1.37 0.00 0.00 16.45 0.00 04:20:14 1.44 0.00 1.44 0.00 0.00 17.10 0.00 04:30:01 1.53 0.00 1.52 0.02 0.00 18.92 871.08 Average: 2.11 0.02 1.42 0.67 2.27 21.78 5654.00 01:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:14 6280476 7528600 291916 3.59 30692 1424068 532324 5.80 447144 1184360 216 01:30:14 6281756 7530464 290020 3.57 30924 1424400 532388 5.80 447220 1184924 180 01:40:01 6289596 7538776 281716 3.46 31108 1424692 533220 5.81 448312 1185388 268 01:50:14 6289356 7539088 281376 3.46 31316 1425052 533356 5.81 448464 1185936 172 02:00:14 6235644 7525532 293976 3.61 32028 1463976 735372 8.01 466652 1215424 116 02:10:14 6236908 7527460 292048 3.59 32220 1464436 735372 8.01 466908 1215952 196 02:20:14 6236656 7527720 291788 3.59 32372 1464772 735504 8.01 466920 1216456 224 02:30:01 6237936 7529692 289652 3.56 32552 1465236 735568 8.01 467296 1216956 288 02:40:01 6245020 7537260 282076 3.47 32704 1465564 735708 8.01 467240 1217436 260 02:50:14 6243548 7536328 282992 3.48 32884 1465924 735836 8.01 467328 1217968 224 03:00:01 6228532 7521788 297472 3.66 33040 1466216 735836 8.01 467392 1218424 120 03:10:01 6228744 7522640 296612 3.65 33216 1466672 735836 8.01 467524 1218928 356 03:20:14 6228344 7523240 295924 3.64 33376 1467532 735836 8.01 467964 1219480 204 03:30:01 6240624 7536032 283132 3.48 33552 1467832 735836 8.01 467996 1219980 292 03:40:14 6239364 7535280 283852 3.49 33728 1468184 735836 8.01 468016 1220484 236 03:50:14 6236592 7533136 285976 3.52 33904 1468632 735836 8.01 468032 1220976 376 04:00:01 6222044 7519132 299948 3.69 34080 1468940 735836 8.01 468196 1221492 124 04:10:02 6229632 7527216 291856 3.59 34248 1469268 735836 8.01 468196 1221984 288 04:20:14 6229632 7527720 291320 3.58 34416 1469620 735836 8.01 468252 1222480 160 04:30:01 6227116 7525720 293328 3.61 34592 1469920 735836 8.01 468368 1222984 240 Average: 6244376 7529641 289849 3.56 32848 1458547 695150 7.57 463671 1212401 227 01:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:14 ens3 1.45 0.18 0.27 0.13 0.00 0.00 0.00 0.00 01:30:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:14 ens3 0.63 0.10 0.14 0.07 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 1.66 0.44 0.43 0.93 0.00 0.00 0.00 0.00 01:50:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:14 ens3 0.44 0.04 0.05 0.01 0.00 0.00 0.00 0.00 02:00:14 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:00:14 ens3 0.72 0.30 3.34 0.03 0.00 0.00 0.00 0.00 02:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:14 ens3 0.43 0.10 0.13 0.09 0.00 0.00 0.00 0.00 02:20:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:14 ens3 0.32 0.05 0.07 0.03 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.72 0.15 0.24 0.15 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.43 0.08 0.11 0.06 0.00 0.00 0.00 0.00 02:50:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:14 ens3 0.51 0.13 0.15 0.09 0.00 0.00 0.00 0.00 03:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 0.28 0.05 0.07 0.03 0.00 0.00 0.00 0.00 03:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 0.21 0.04 0.05 0.03 0.00 0.00 0.00 0.00 03:20:14 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 03:20:14 ens3 0.22 0.06 0.05 0.02 0.00 0.00 0.00 0.00 03:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:01 ens3 0.34 0.08 0.09 0.05 0.00 0.00 0.00 0.00 03:40:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:14 ens3 0.17 0.03 0.03 0.01 0.00 0.00 0.00 0.00 03:50:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:14 ens3 0.18 0.03 0.03 0.01 0.00 0.00 0.00 0.00 04:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:01 ens3 0.18 0.04 0.04 0.01 0.00 0.00 0.00 0.00 04:10:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:02 ens3 0.20 0.04 0.06 0.03 0.00 0.00 0.00 0.00 04:20:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:14 ens3 0.17 0.03 0.03 0.01 0.00 0.00 0.00 0.00 04:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:30:01 ens3 0.17 0.04 0.03 0.01 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 0.47 0.10 0.27 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-57602) 09/23/26 _x86_64_ (2 CPU) 01:04:11 LINUX RESTART (2 CPU) 01:10:01 CPU %user %nice %system %iowait %steal %idle 01:20:14 all 0.26 0.00 0.08 0.01 0.00 99.64 01:20:14 0 0.24 0.00 0.08 0.01 0.00 99.67 01:20:14 1 0.28 0.00 0.08 0.02 0.00 99.62 01:30:14 all 0.26 0.00 0.19 0.01 0.00 99.54 01:30:14 0 0.28 0.00 0.17 0.01 0.00 99.54 01:30:14 1 0.23 0.00 0.20 0.02 0.00 99.55 01:40:01 all 0.29 0.00 0.07 0.01 0.00 99.62 01:40:01 0 0.42 0.00 0.05 0.02 0.00 99.51 01:40:01 1 0.16 0.00 0.10 0.00 0.00 99.74 01:50:14 all 0.26 0.00 0.06 0.01 0.00 99.67 01:50:14 0 0.47 0.00 0.04 0.02 0.00 99.47 01:50:14 1 0.05 0.00 0.08 0.00 0.00 99.87 02:00:14 all 0.43 0.00 0.20 0.03 0.00 99.33 02:00:14 0 0.39 0.00 0.18 0.04 0.00 99.39 02:00:14 1 0.47 0.00 0.23 0.03 0.00 99.27 02:10:14 all 0.24 0.00 0.08 0.01 0.00 99.66 02:10:14 0 0.05 0.00 0.09 0.02 0.00 99.83 02:10:14 1 0.43 0.00 0.07 0.00 0.00 99.49 02:20:14 all 0.24 0.00 0.09 0.01 0.01 99.66 02:20:14 0 0.05 0.00 0.11 0.01 0.01 99.83 02:20:14 1 0.43 0.00 0.08 0.02 0.00 99.48 02:30:01 all 0.30 0.00 0.19 0.04 0.01 99.46 02:30:01 0 0.09 0.00 0.22 0.07 0.01 99.62 02:30:01 1 0.52 0.00 0.16 0.01 0.01 99.31 02:40:01 all 0.28 0.00 0.08 0.01 0.00 99.63 02:40:01 0 0.05 0.00 0.10 0.01 0.00 99.83 02:40:01 1 0.50 0.00 0.06 0.01 0.00 99.43 02:50:14 all 0.24 0.00 0.10 0.01 0.00 99.64 02:50:14 0 0.05 0.00 0.12 0.02 0.00 99.81 02:50:14 1 0.44 0.00 0.08 0.00 0.00 99.47 03:00:01 all 0.28 0.00 0.18 0.02 0.00 99.53 03:00:01 0 0.08 0.00 0.21 0.03 0.01 99.68 03:00:01 1 0.47 0.00 0.14 0.00 0.00 99.38 03:00:01 CPU %user %nice %system %iowait %steal %idle 03:10:01 all 0.27 0.00 0.08 0.01 0.00 99.63 03:10:01 0 0.37 0.00 0.07 0.01 0.00 99.55 03:10:01 1 0.16 0.00 0.10 0.02 0.00 99.72 03:20:14 all 0.28 0.00 0.10 0.01 0.00 99.61 03:20:14 0 0.26 0.00 0.09 0.01 0.00 99.64 03:20:14 1 0.29 0.00 0.11 0.01 0.00 99.58 03:30:01 all 0.28 0.00 0.15 0.01 0.00 99.56 03:30:01 0 0.22 0.00 0.17 0.00 0.01 99.60 03:30:01 1 0.33 0.00 0.13 0.01 0.00 99.52 03:40:14 all 0.24 0.00 0.06 0.01 0.00 99.69 03:40:14 0 0.44 0.00 0.04 0.00 0.00 99.53 03:40:14 1 0.04 0.00 0.09 0.02 0.00 99.85 03:50:14 all 0.26 0.00 0.07 0.01 0.00 99.65 03:50:14 0 0.47 0.00 0.04 0.01 0.01 99.47 03:50:14 1 0.05 0.00 0.10 0.02 0.00 99.83 04:00:01 all 0.30 0.00 0.19 0.01 0.00 99.49 04:00:01 0 0.42 0.00 0.14 0.00 0.00 99.43 04:00:01 1 0.18 0.00 0.24 0.02 0.00 99.56 04:10:02 all 0.21 0.00 0.09 0.01 0.00 99.69 04:10:02 0 0.05 0.00 0.10 0.00 0.00 99.85 04:10:02 1 0.37 0.00 0.08 0.02 0.00 99.53 04:20:14 all 0.25 0.00 0.09 0.01 0.00 99.64 04:20:14 0 0.27 0.00 0.09 0.01 0.00 99.63 04:20:14 1 0.24 0.00 0.10 0.01 0.00 99.65 04:30:01 all 0.24 0.00 0.18 0.01 0.00 99.57 04:30:01 0 0.24 0.00 0.16 0.02 0.00 99.58 04:30:01 1 0.25 0.00 0.19 0.00 0.00 99.55 Average: all 0.27 0.00 0.12 0.01 0.00 99.60 Average: 0 0.25 0.00 0.11 0.02 0.00 99.62 Average: 1 0.29 0.00 0.12 0.01 0.00 99.57