---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-10042 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 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 nrip_save 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 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 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 7.9G 30G 21% / 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 763 5210 4 2265 7178 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:99:3b:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.57/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 71786sec preferred_lft 71786sec inet6 fe80::f816:3eff:fe99:3b01/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10042) 05/01/26 _x86_64_ (2 CPU) 00:42:42 LINUX RESTART (2 CPU) 00:50:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:19 1.43 0.01 1.41 0.02 0.05 17.53 654.12 01:10:01 1.72 0.26 1.43 0.03 31.93 74.46 1.26 01:20:09 1.32 0.01 1.30 0.01 1.05 15.74 0.53 01:30:29 13.67 0.00 1.51 12.16 0.14 18.66 106234.03 01:40:01 1.21 0.00 1.21 0.00 0.00 14.72 0.00 01:50:29 1.22 0.00 1.22 0.00 0.00 15.18 0.00 02:00:09 1.37 0.00 1.35 0.02 0.00 17.50 901.12 02:10:01 1.15 0.00 1.15 0.00 0.00 14.10 0.00 02:20:29 1.23 0.00 1.22 0.00 0.00 15.83 0.03 02:30:29 1.48 0.00 1.45 0.02 0.00 18.65 1088.85 02:40:01 1.15 0.00 1.15 0.00 0.00 14.14 0.00 02:50:29 1.19 0.00 1.19 0.00 0.00 15.14 0.00 03:00:29 1.38 0.00 1.37 0.01 0.00 17.87 871.08 03:10:01 16.23 14.22 1.96 0.05 158.66 45.48 6.47 03:20:29 1.20 0.00 1.20 0.00 0.00 15.20 0.00 03:30:29 1.47 0.00 1.46 0.01 0.00 18.24 0.23 03:40:09 1.42 0.00 1.41 0.01 0.00 17.56 0.08 03:50:29 1.29 0.00 1.29 0.00 0.00 15.36 0.00 04:00:29 1.45 0.00 1.43 0.01 0.00 17.41 0.23 04:10:29 1.37 0.00 1.37 0.00 0.00 15.43 0.00 04:20:09 1.36 0.00 1.36 0.00 0.00 15.67 0.00 04:30:25 2.25 0.41 1.83 0.01 15.97 88.43 0.29 04:40:01 23.07 2.70 18.03 2.35 220.21 3244.08 730.08 Average: 3.46 0.73 2.07 0.65 17.89 157.99 4961.81 00:50:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:19 6284228 7530956 289340 3.56 30644 1421740 524292 5.71 446796 1183400 232 01:10:01 6242312 7515684 304144 3.74 31004 1447660 727100 7.92 461344 1200924 160 01:20:09 6245960 7520176 299672 3.68 31184 1448304 524564 5.71 456412 1201432 232 01:30:29 6250100 7524908 294840 3.63 31388 1448672 524588 5.71 457512 1201980 124 01:40:01 6257184 7532600 287152 3.53 31540 1449128 525780 5.73 459424 1202456 160 01:50:29 6256680 7532600 287128 3.53 31708 1449452 525848 5.73 459288 1202952 124 02:00:09 6252176 7528632 291064 3.58 31900 1449780 525920 5.73 459240 1203464 232 02:10:01 6252176 7529132 290568 3.57 32060 1450108 525848 5.73 459328 1203960 188 02:20:29 6252180 7529660 289960 3.57 32260 1450436 580924 6.33 464508 1204476 216 02:30:29 6253460 7531588 288112 3.54 32428 1450892 525904 5.73 459532 1204984 168 02:40:01 6253460 7532044 287616 3.54 32588 1451216 525956 5.73 459732 1205436 288 02:50:29 6253460 7532564 287152 3.53 32740 1451544 525984 5.73 459632 1205948 124 03:00:29 6260564 7540188 279480 3.44 32924 1451872 525976 5.73 459712 1206452 236 03:10:01 6193464 7530280 280312 3.45 37048 1496612 526112 5.73 460392 1254592 280 03:20:29 6193212 7530556 280028 3.44 37224 1496948 526112 5.73 460472 1255100 196 03:30:29 6184084 7521952 288520 3.55 37392 1497276 526108 5.73 460480 1255596 128 03:40:09 6181696 7520092 290368 3.57 37580 1497608 526108 5.73 460552 1256116 236 03:50:29 6182264 7521136 289308 3.56 37732 1497932 526108 5.73 460556 1256584 180 04:00:29 6182868 7522400 288028 3.54 37904 1498392 526112 5.73 460784 1257096 208 04:10:29 6182116 7522140 288240 3.54 38072 1498720 526112 5.73 460788 1257584 164 04:20:09 6181740 7522264 288120 3.54 38232 1499044 526112 5.73 460796 1258076 148 04:30:25 6113864 7481020 328836 4.04 38632 1524860 546760 5.96 490412 1282776 208 04:40:01 5211908 7397640 364344 4.48 91200 2250016 636772 6.94 605808 2016452 356 Average: 6179181 7519574 294014 3.62 36756 1503401 542657 5.91 467109 1259906 199 00:50:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:19 ens3 0.70 0.06 0.09 0.03 0.00 0.00 0.00 0.00 01:10:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 0.79 0.26 3.29 0.07 0.00 0.00 0.00 0.00 01:20:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:09 ens3 0.95 0.08 0.17 0.05 0.00 0.00 0.00 0.00 01:30:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:29 ens3 1.12 0.05 0.17 0.03 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 0.78 0.25 0.20 0.65 0.00 0.00 0.00 0.00 01:50:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:29 ens3 1.06 0.08 0.14 0.05 0.00 0.00 0.00 0.00 02:00:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:09 ens3 0.69 0.05 0.68 0.03 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.21 0.04 0.04 0.02 0.00 0.00 0.00 0.00 02:20:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:29 ens3 0.16 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:30:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:29 ens3 0.17 0.04 0.04 0.01 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 0.38 0.09 0.12 0.06 0.00 0.00 0.00 0.00 02:50:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:29 ens3 0.18 0.03 0.04 0.01 0.00 0.00 0.00 0.00 03:00:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:29 ens3 0.29 0.07 0.10 0.05 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 0.19 0.04 0.04 0.01 0.00 0.00 0.00 0.00 03:20:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:29 ens3 0.16 0.03 0.04 0.01 0.00 0.00 0.00 0.00 03:30:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:29 ens3 0.32 0.07 0.10 0.05 0.00 0.00 0.00 0.00 03:40:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:09 ens3 0.26 0.07 0.07 0.04 0.00 0.00 0.00 0.00 03:50:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:29 ens3 0.17 0.03 0.04 0.01 0.00 0.00 0.00 0.00 04:00:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:29 ens3 0.21 0.04 0.07 0.03 0.00 0.00 0.00 0.00 04:10:29 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:29 ens3 0.26 0.03 0.21 0.01 0.00 0.00 0.00 0.00 04:20:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:09 ens3 0.16 0.03 0.04 0.01 0.00 0.00 0.00 0.00 04:30:25 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 04:30:25 ens3 13.08 7.60 39.78 3.31 0.00 0.00 0.00 0.00 04:40:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 04:40:01 ens3 95.43 68.49 282.06 15.03 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 4.97 3.26 13.80 0.83 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10042) 05/01/26 _x86_64_ (2 CPU) 00:42:42 LINUX RESTART (2 CPU) 00:50:19 CPU %user %nice %system %iowait %steal %idle 01:00:19 all 0.28 0.00 0.17 0.01 0.02 99.52 01:00:19 0 0.35 0.00 0.15 0.02 0.02 99.46 01:00:19 1 0.20 0.00 0.19 0.01 0.03 99.57 01:10:01 all 0.39 0.00 0.10 0.02 0.02 99.47 01:10:01 0 0.33 0.00 0.13 0.03 0.03 99.48 01:10:01 1 0.45 0.00 0.07 0.01 0.02 99.46 01:20:09 all 0.27 0.00 0.09 0.03 0.02 99.59 01:20:09 0 0.24 0.00 0.11 0.05 0.02 99.58 01:20:09 1 0.29 0.00 0.07 0.01 0.02 99.61 01:30:29 all 0.31 0.00 0.18 0.03 0.02 99.45 01:30:29 0 0.36 0.00 0.17 0.05 0.02 99.40 01:30:29 1 0.27 0.00 0.18 0.01 0.02 99.51 01:40:01 all 0.23 0.00 0.07 0.01 0.02 99.66 01:40:01 0 0.39 0.00 0.06 0.01 0.01 99.53 01:40:01 1 0.08 0.00 0.09 0.01 0.02 99.80 01:50:29 all 0.20 0.00 0.07 0.18 0.02 99.53 01:50:29 0 0.35 0.00 0.04 0.00 0.01 99.60 01:50:29 1 0.05 0.00 0.09 0.35 0.04 99.47 02:00:09 all 0.27 0.00 0.16 0.07 0.04 99.46 02:00:09 0 0.37 0.00 0.15 0.13 0.07 99.28 02:00:09 1 0.16 0.00 0.17 0.02 0.02 99.63 02:10:01 all 0.23 0.00 0.06 0.01 0.02 99.67 02:10:01 0 0.42 0.00 0.05 0.01 0.01 99.51 02:10:01 1 0.04 0.00 0.08 0.02 0.02 99.84 02:20:29 all 0.26 0.00 0.07 0.07 0.02 99.58 02:20:29 0 0.42 0.00 0.05 0.01 0.03 99.49 02:20:29 1 0.10 0.00 0.08 0.14 0.02 99.66 02:30:29 all 0.27 0.00 0.16 0.19 0.04 99.33 02:30:29 0 0.22 0.00 0.17 0.02 0.02 99.57 02:30:29 1 0.32 0.00 0.15 0.36 0.07 99.10 02:40:01 all 0.25 0.00 0.07 0.04 0.02 99.63 02:40:01 0 0.44 0.00 0.04 0.03 0.01 99.47 02:40:01 1 0.06 0.00 0.10 0.04 0.02 99.78 02:40:01 CPU %user %nice %system %iowait %steal %idle 02:50:29 all 0.21 0.00 0.09 0.01 0.02 99.68 02:50:29 0 0.32 0.00 0.05 0.00 0.01 99.61 02:50:29 1 0.09 0.00 0.12 0.02 0.02 99.75 03:00:29 all 0.27 0.00 0.17 0.56 0.02 98.99 03:00:29 0 0.17 0.00 0.18 1.11 0.02 98.54 03:00:29 1 0.37 0.00 0.17 0.01 0.02 99.44 03:10:01 all 0.24 0.23 0.16 0.34 0.02 99.00 03:10:01 0 0.08 0.43 0.25 0.60 0.02 98.62 03:10:01 1 0.40 0.03 0.08 0.09 0.02 99.38 03:20:29 all 0.22 0.00 0.08 0.03 0.02 99.66 03:20:29 0 0.08 0.00 0.09 0.05 0.02 99.76 03:20:29 1 0.37 0.00 0.06 0.00 0.01 99.56 03:30:29 all 0.26 0.00 0.17 0.06 0.02 99.49 03:30:29 0 0.29 0.00 0.17 0.08 0.01 99.45 03:30:29 1 0.24 0.00 0.17 0.04 0.02 99.53 03:40:09 all 0.25 0.00 0.08 0.01 0.02 99.63 03:40:09 0 0.35 0.00 0.08 0.02 0.02 99.54 03:40:09 1 0.16 0.00 0.09 0.01 0.02 99.73 03:50:29 all 0.22 0.00 0.08 0.02 0.02 99.67 03:50:29 0 0.39 0.00 0.06 0.04 0.01 99.50 03:50:29 1 0.05 0.00 0.09 0.00 0.02 99.83 04:00:29 all 0.26 0.00 0.17 0.01 0.05 99.52 04:00:29 0 0.29 0.00 0.16 0.02 0.07 99.46 04:00:29 1 0.22 0.00 0.17 0.01 0.02 99.58 04:10:29 all 0.23 0.00 0.07 0.19 0.02 99.49 04:10:29 0 0.15 0.00 0.07 0.38 0.02 99.37 04:10:29 1 0.30 0.00 0.07 0.01 0.02 99.60 04:20:09 all 0.23 0.00 0.07 0.02 0.02 99.66 04:20:09 0 0.06 0.00 0.10 0.01 0.02 99.81 04:20:09 1 0.40 0.00 0.05 0.03 0.01 99.51 04:30:25 all 0.72 0.00 0.22 0.02 0.02 99.03 04:30:25 0 0.63 0.00 0.21 0.02 0.02 99.12 04:30:25 1 0.81 0.00 0.22 0.02 0.02 98.93 04:30:25 CPU %user %nice %system %iowait %steal %idle 04:40:01 all 13.93 0.00 2.00 0.59 0.06 83.41 04:40:01 0 14.76 0.00 2.00 0.84 0.06 82.34 04:40:01 1 13.10 0.00 2.01 0.35 0.06 84.48 Average: all 0.85 0.01 0.19 0.11 0.02 98.82 Average: 0 0.91 0.02 0.19 0.15 0.02 98.71 Average: 1 0.78 0.00 0.20 0.07 0.02 98.93