---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3331 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 66G 16% / 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 672 8569 4 6747 14974 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:6c:cf:15 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.36/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84396sec preferred_lft 84396sec inet6 fe80::f816:3eff:fe6c:cf15/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:ce:e7:05:20:05 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-3331) 10/13/25 _x86_64_ (4 CPU) 15:48:29 LINUX RESTART (4 CPU) 15:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:11 36.05 4.27 27.70 4.08 838.73 5667.80 33375.32 16:10:01 25.14 0.02 22.38 2.75 0.23 2230.58 19861.30 16:20:01 22.19 0.10 19.70 2.39 4.77 9303.23 7186.27 Average: 27.85 1.49 23.29 3.08 285.81 5752.64 20214.46 15:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:11 9944308 13622408 2335500 14.26 135012 3679492 2559368 14.69 909792 5143256 16588 16:10:01 9088480 13165344 2789612 17.04 154120 4024968 3064564 17.59 1020220 5857180 27608 16:20:01 8806516 15354740 591232 3.61 173400 6394072 1116752 6.41 1863332 5174200 228 Average: 9279768 14047497 1905448 11.64 154177 4699511 2246895 12.90 1264448 5391545 14808 15:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:11 lo 1329.88 1329.88 1260.60 1260.60 0.00 0.00 0.00 0.00 16:00:11 ens3 128.78 96.56 1029.69 21.01 0.00 0.00 0.00 0.00 16:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 1065.96 1065.96 1014.20 1014.20 0.00 0.00 0.00 0.00 16:10:01 ens3 41.89 31.45 23.45 10.73 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:01 lo 552.40 552.40 2727.66 2727.66 0.00 0.00 0.00 0.00 16:20:01 ens3 77.01 78.19 126.54 658.44 0.00 0.00 0.00 0.00 16:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 984.18 984.18 1668.84 1668.84 0.00 0.00 0.00 0.00 Average: ens3 83.03 69.09 398.70 230.12 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-3331) 10/13/25 _x86_64_ (4 CPU) 15:48:29 LINUX RESTART (4 CPU) 15:50:01 CPU %user %nice %system %iowait %steal %idle 16:00:11 all 53.96 0.00 2.52 0.49 0.10 42.93 16:00:11 0 52.60 0.00 2.42 0.60 0.10 44.28 16:00:11 1 55.82 0.00 2.68 0.55 0.10 40.85 16:00:11 2 54.05 0.00 2.68 0.32 0.10 42.86 16:00:11 3 53.37 0.00 2.29 0.50 0.11 43.73 16:10:01 all 67.25 0.00 2.44 0.10 0.12 30.08 16:10:01 0 67.96 0.00 2.19 0.07 0.12 29.67 16:10:01 1 65.92 0.00 2.80 0.14 0.12 31.02 16:10:01 2 68.26 0.00 2.39 0.07 0.12 29.16 16:10:01 3 66.88 0.00 2.38 0.12 0.12 30.49 16:20:01 all 38.24 0.00 1.64 0.66 0.09 59.37 16:20:01 0 32.47 0.00 1.85 0.28 0.08 65.33 16:20:01 1 36.23 0.00 1.27 1.49 0.08 60.93 16:20:01 2 37.68 0.00 1.68 0.51 0.09 60.04 16:20:01 3 46.60 0.00 1.76 0.38 0.10 51.16 Average: all 53.07 0.00 2.20 0.42 0.10 44.20 Average: 0 50.91 0.00 2.15 0.32 0.10 46.52 Average: 1 52.60 0.00 2.25 0.73 0.10 44.33 Average: 2 53.25 0.00 2.25 0.30 0.11 44.09 Average: 3 55.54 0.00 2.14 0.34 0.11 41.87