---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6841 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 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 654 9570 4 5763 14991 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:f2:c4:5d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.22/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84754sec preferred_lft 84754sec inet6 fe80::f816:3eff:fef2:c45d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:a8:81:4e:9f:28 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-6841) 11/07/25 _x86_64_ (4 CPU) 21:02:39 LINUX RESTART (4 CPU) 21:10:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:20:10 11.42 0.01 9.50 1.91 0.07 747.84 48918.95 21:30:00 48.19 0.40 31.26 16.52 20.14 8126.22 256923.55 Average: 29.65 0.20 20.28 9.16 10.02 4405.93 152044.64 21:10:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:20:10 9721028 13174188 2785068 17.01 129312 3448820 3143504 18.04 785516 5484420 1700 21:30:00 9763316 15310216 639404 3.91 166800 5411008 1164212 6.68 1666312 4438420 14452 Average: 9742172 14242202 1712236 10.46 148056 4429914 2153858 12.36 1225914 4961420 8076 21:10:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:20:10 lo 53.84 53.84 13.65 13.65 0.00 0.00 0.00 0.00 21:20:10 ens3 4.52 4.08 3.81 1.21 0.00 0.00 0.00 0.00 21:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:00 lo 2233.42 2233.42 2153.13 2153.13 0.00 0.00 0.00 0.00 21:30:00 ens3 67.53 53.27 457.17 45.85 0.00 0.00 0.00 0.00 21:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1134.44 1134.44 1074.37 1074.37 0.00 0.00 0.00 0.00 Average: ens3 35.76 28.47 228.58 23.34 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-6841) 11/07/25 _x86_64_ (4 CPU) 21:02:39 LINUX RESTART (4 CPU) 21:10:10 CPU %user %nice %system %iowait %steal %idle 21:20:10 all 16.20 0.00 0.80 0.08 0.08 82.84 21:20:10 0 15.96 0.00 0.76 0.06 0.08 83.14 21:20:10 1 17.15 0.00 0.89 0.13 0.08 81.75 21:20:10 2 15.98 0.00 0.77 0.09 0.08 83.08 21:20:10 3 15.69 0.00 0.79 0.06 0.08 83.37 21:30:00 all 48.92 0.00 2.61 0.28 0.08 48.11 21:30:00 0 46.73 0.00 2.48 0.32 0.08 50.39 21:30:00 1 54.50 0.00 2.83 0.23 0.08 42.36 21:30:00 2 46.12 0.00 2.66 0.26 0.08 50.88 21:30:00 3 48.32 0.00 2.47 0.30 0.08 48.83 Average: all 32.40 0.00 1.70 0.18 0.08 65.64 Average: 0 31.19 0.00 1.61 0.19 0.08 66.93 Average: 1 35.65 0.00 1.85 0.18 0.08 62.23 Average: 2 30.90 0.00 1.70 0.17 0.08 67.15 Average: 3 31.87 0.00 1.62 0.18 0.08 66.25