---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4988 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 9.4G 68G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 599 11463 4 3925 15047 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 valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:5b:51:00 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.54/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83241sec preferred_lft 83241sec inet6 fe80::f816:3eff:fe5b:5100/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:f5:fe:c7:67:ff brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-4988) 11/03/25 _x86_64_ (4 CPU) 10:07:41 LINUX RESTART (4 CPU) 10:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:12 10.18 1.09 8.22 0.87 546.67 1780.27 15952.43 10:30:12 1.59 0.01 1.57 0.01 0.04 17.75 0.12 10:40:12 1.44 0.00 1.42 0.02 0.00 16.36 0.13 10:50:12 8.31 2.79 5.23 0.30 149.75 1046.92 1516.89 11:00:05 25.89 0.51 21.70 3.68 31.81 3181.67 5779.40 Average: 9.45 0.88 7.60 0.97 147.08 1206.01 4680.67 10:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:12 12928600 15528684 451272 2.76 93268 2701132 982284 5.64 490200 2628072 236 10:30:12 12937332 15538000 441984 2.70 93824 2701140 982412 5.64 490756 2624420 36 10:40:12 12936840 15538196 441784 2.70 94368 2701276 982480 5.64 491292 2627464 20 10:50:12 11258984 14423668 1539528 9.40 115796 3221560 1892900 10.87 649372 4103260 245096 11:00:05 11803552 15465840 493200 3.01 139968 3649144 1022540 5.87 863876 3326816 27132 Average: 12373062 15298878 673554 4.11 107445 2994850 1172523 6.73 597099 3062006 54504 10:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:12 lo 0.16 0.16 0.01 0.01 0.00 0.00 0.00 0.00 10:20:12 ens3 10.62 6.08 155.52 1.04 0.00 0.00 0.00 0.00 10:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:12 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:30:12 ens3 0.43 0.11 0.07 0.04 0.00 0.00 0.00 0.00 10:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:12 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:40:12 ens3 0.60 0.19 0.17 0.10 0.00 0.00 0.00 0.00 10:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:12 lo 105.94 105.94 100.76 100.76 0.00 0.00 0.00 0.00 10:50:12 ens3 69.01 49.98 744.43 5.46 0.00 0.00 0.00 0.00 10:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:05 lo 1394.11 1394.11 1321.42 1321.42 0.00 0.00 0.00 0.00 11:00:05 ens3 41.32 33.51 55.63 10.51 0.00 0.00 0.00 0.00 11:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 296.83 296.83 281.36 281.36 0.00 0.00 0.00 0.00 Average: ens3 24.32 17.91 191.35 3.41 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-4988) 11/03/25 _x86_64_ (4 CPU) 10:07:41 LINUX RESTART (4 CPU) 10:10:03 CPU %user %nice %system %iowait %steal %idle 10:20:12 all 1.22 0.00 0.20 0.38 0.02 98.18 10:20:12 0 0.39 0.00 0.18 0.35 0.02 99.05 10:20:12 1 1.32 0.00 0.18 0.29 0.03 98.18 10:20:12 2 2.49 0.00 0.26 0.21 0.02 97.03 10:20:12 3 0.68 0.00 0.18 0.68 0.01 98.45 10:30:12 all 0.04 0.00 0.04 0.03 0.02 99.87 10:30:12 0 0.08 0.00 0.03 0.02 0.01 99.86 10:30:12 1 0.03 0.00 0.04 0.02 0.03 99.88 10:30:12 2 0.04 0.00 0.05 0.02 0.02 99.88 10:30:12 3 0.02 0.00 0.04 0.06 0.01 99.87 10:40:12 all 0.16 0.00 0.04 0.04 0.02 99.75 10:40:12 0 0.02 0.00 0.04 0.01 0.02 99.91 10:40:12 1 0.24 0.00 0.03 0.01 0.01 99.72 10:40:12 2 0.34 0.00 0.05 0.01 0.01 99.58 10:40:12 3 0.02 0.00 0.05 0.14 0.02 99.78 10:50:12 all 7.38 0.00 0.37 0.09 0.03 92.14 10:50:12 0 7.16 0.00 0.39 0.05 0.03 92.37 10:50:12 1 7.69 0.00 0.32 0.12 0.03 91.85 10:50:12 2 7.86 0.00 0.43 0.03 0.03 91.65 10:50:12 3 6.81 0.00 0.36 0.14 0.03 92.67 11:00:05 all 65.78 0.00 2.44 0.21 0.11 31.46 11:00:05 0 64.17 0.00 2.50 0.17 0.11 33.06 11:00:05 1 64.17 0.00 2.49 0.26 0.11 32.98 11:00:05 2 67.57 0.00 2.34 0.25 0.11 29.73 11:00:05 3 67.22 0.00 2.45 0.14 0.11 30.08 Average: all 14.73 0.00 0.61 0.15 0.04 84.47 Average: 0 14.17 0.00 0.62 0.12 0.04 85.05 Average: 1 14.51 0.00 0.60 0.14 0.04 84.71 Average: 2 15.49 0.00 0.62 0.10 0.04 83.75 Average: 3 14.75 0.00 0.61 0.23 0.03 84.37