---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4737 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: 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 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 12G 67G 15% / 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 763 9321 4 5904 14883 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:11:e4:03 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.15/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84099sec preferred_lft 84099sec inet6 fe80::f816:3eff:fe11:e403/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:9d:b8:b2:3e:61 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-4737) 11/02/25 _x86_64_ (4 CPU) 13:29:29 LINUX RESTART (4 CPU) 13:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:40:21 55.25 7.60 35.70 11.96 1327.63 5249.75 246804.40 13:50:22 45.87 0.36 35.56 9.95 10.21 4680.47 17610.26 14:00:20 44.17 0.00 36.14 8.03 0.01 3127.87 12754.09 Average: 48.52 2.72 35.80 10.01 456.89 4364.83 94307.79 13:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:40:21 10312632 13621708 2338972 14.29 135692 3317080 2960996 17.00 736708 4958472 39520 13:50:22 8803436 13201856 2748508 16.79 194844 4250348 2901924 16.66 998648 6082060 39524 14:00:20 8075020 12982492 2963248 18.10 235804 4668000 3038960 17.44 1125588 6621812 23692 Average: 9063696 13268685 2683576 16.39 188780 4078476 2967293 17.03 953648 5887448 34245 13:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:40:21 lo 1.18 1.18 0.14 0.14 0.00 0.00 0.00 0.00 13:40:21 ens3 130.71 100.01 810.09 24.71 0.00 0.00 0.00 0.00 13:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:22 lo 3558.93 3558.93 3392.60 3392.60 0.00 0.00 0.00 0.00 13:50:22 ens3 101.93 73.56 299.92 22.37 0.00 0.00 0.00 0.00 13:50:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:20 lo 4509.84 4509.84 4297.69 4297.69 0.00 0.00 0.00 0.00 14:00:20 ens3 90.27 61.95 24.61 21.11 0.00 0.00 0.00 0.00 14:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2656.02 2656.02 2531.10 2531.10 0.00 0.00 0.00 0.00 Average: ens3 107.93 78.78 383.74 22.76 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-4737) 11/02/25 _x86_64_ (4 CPU) 13:29:29 LINUX RESTART (4 CPU) 13:30:00 CPU %user %nice %system %iowait %steal %idle 13:40:21 all 47.64 0.00 2.07 0.35 0.08 49.86 13:40:21 0 46.34 0.00 1.86 0.50 0.08 51.22 13:40:21 1 48.67 0.00 1.94 0.17 0.08 49.13 13:40:21 2 46.63 0.00 2.24 0.57 0.08 50.48 13:40:21 3 48.91 0.00 2.24 0.14 0.08 48.63 13:50:22 all 64.81 0.00 3.63 0.10 0.10 31.36 13:50:22 0 64.54 0.00 3.44 0.14 0.10 31.79 13:50:22 1 63.50 0.00 3.42 0.08 0.10 32.90 13:50:22 2 67.10 0.00 4.12 0.07 0.10 28.61 13:50:22 3 64.09 0.00 3.56 0.12 0.10 32.13 14:00:20 all 61.44 0.00 3.78 0.19 0.10 34.50 14:00:20 0 60.51 0.00 3.42 0.08 0.10 35.88 14:00:20 1 62.96 0.00 4.47 0.07 0.10 32.40 14:00:20 2 60.97 0.00 3.60 0.08 0.09 35.26 14:00:20 3 61.30 0.00 3.61 0.53 0.10 34.46 Average: all 57.83 0.00 3.14 0.21 0.09 38.72 Average: 0 56.99 0.00 2.89 0.24 0.09 39.78 Average: 1 58.25 0.00 3.26 0.11 0.09 38.29 Average: 2 58.09 0.00 3.30 0.25 0.09 38.27 Average: 3 57.98 0.00 3.12 0.26 0.09 38.54