---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5252 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 11G 68G 14% / 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 637 10571 4 4780 15009 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:4b:13:d5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.96/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84881sec preferred_lft 84881sec inet6 fe80::f816:3eff:fe4b:13d5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:27:f3:cb:7c:e1 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-5252) 11/04/25 _x86_64_ (4 CPU) 06:06:59 LINUX RESTART (4 CPU) 06:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:20:06 6.20 0.64 5.18 0.38 350.85 1084.68 389.90 06:30:35 17.74 0.52 15.87 1.36 18.49 2205.72 11678.92 Average: 12.08 0.58 10.63 0.88 181.53 1655.80 6141.08 06:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:20:06 8256504 11225928 4737748 28.94 109652 3031204 4886112 28.05 595524 7167296 32 06:30:35 9154604 12841304 3118200 19.04 131928 3686916 3285772 18.86 816336 6022612 267244 Average: 8705554 12033616 3927974 23.99 120790 3359060 4085942 23.45 705930 6594954 133638 06:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:20:06 lo 0.60 0.60 0.38 0.38 0.00 0.00 0.00 0.00 06:20:06 ens3 20.14 14.17 163.55 2.69 0.00 0.00 0.00 0.00 06:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:35 lo 483.43 483.43 460.29 460.29 0.00 0.00 0.00 0.00 06:30:35 ens3 34.86 24.74 386.97 3.51 0.00 0.00 0.00 0.00 06:30:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 246.58 246.58 234.68 234.68 0.00 0.00 0.00 0.00 Average: ens3 27.64 19.55 277.37 3.11 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-5252) 11/04/25 _x86_64_ (4 CPU) 06:06:59 LINUX RESTART (4 CPU) 06:10:01 CPU %user %nice %system %iowait %steal %idle 06:20:06 all 48.93 0.00 0.77 0.05 0.07 50.18 06:20:06 0 47.39 0.00 0.64 0.03 0.07 51.87 06:20:06 1 52.25 0.00 0.82 0.03 0.08 46.82 06:20:06 2 43.92 0.00 0.76 0.04 0.07 55.21 06:20:06 3 52.16 0.00 0.87 0.11 0.07 46.79 06:30:35 all 52.67 0.00 1.26 0.06 0.08 45.93 06:30:35 0 42.29 0.00 1.22 0.04 0.07 56.38 06:30:35 1 50.38 0.00 1.25 0.07 0.08 48.22 06:30:35 2 56.52 0.00 1.22 0.05 0.08 42.14 06:30:35 3 61.50 0.00 1.37 0.09 0.08 36.96 Average: all 50.83 0.00 1.02 0.06 0.08 48.01 Average: 0 44.79 0.00 0.93 0.03 0.07 54.17 Average: 1 51.30 0.00 1.04 0.05 0.08 47.53 Average: 2 50.34 0.00 0.99 0.04 0.08 48.55 Average: 3 56.92 0.00 1.12 0.10 0.08 41.79