---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2041 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 625 9281 4 6082 15021 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:8d:b4:d6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.11/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84905sec preferred_lft 84905sec inet6 fe80::f816:3eff:fe8d:b4d6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:77:a5:c6:f1:45 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-2041) 10/25/25 _x86_64_ (4 CPU) 17:29:49 LINUX RESTART (4 CPU) 17:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:40:03 49.14 23.43 23.94 1.77 2014.46 9098.53 9462.86 17:50:03 5.62 0.19 5.06 0.37 6.00 2701.92 1701.67 Average: 27.44 11.84 14.53 1.07 1012.93 5908.81 5592.68 17:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:40:03 9885616 13260012 2699340 16.49 125772 3386296 3042104 17.46 806528 5305500 20284 17:50:03 8845888 13001456 2953344 18.04 139396 4115344 3107872 17.84 1103768 5996076 1720 Average: 9365752 13130734 2826342 17.26 132584 3750820 3074988 17.65 955148 5650788 11002 17:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:40:03 lo 8.74 8.74 1.33 1.33 0.00 0.00 0.00 0.00 17:40:03 ens3 129.12 102.22 1004.33 61.73 0.00 0.00 0.00 0.00 17:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:03 lo 7.19 7.19 2.22 2.22 0.00 0.00 0.00 0.00 17:50:03 ens3 49.97 43.46 32.13 434.80 0.00 0.00 0.00 0.00 17:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 7.97 7.97 1.77 1.77 0.00 0.00 0.00 0.00 Average: ens3 89.65 72.92 519.53 247.76 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-2041) 10/25/25 _x86_64_ (4 CPU) 17:29:49 LINUX RESTART (4 CPU) 17:30:00 CPU %user %nice %system %iowait %steal %idle 17:40:03 all 45.26 0.09 1.89 3.32 0.09 49.35 17:40:03 0 45.18 0.06 2.07 1.55 0.09 51.04 17:40:03 1 44.17 0.05 1.88 1.31 0.09 52.50 17:40:03 2 45.49 0.23 1.83 9.37 0.10 42.98 17:40:03 3 46.22 0.01 1.76 1.05 0.09 50.87 17:50:03 all 46.95 0.00 1.46 0.10 0.09 51.40 17:50:03 0 47.64 0.00 1.52 0.20 0.09 50.56 17:50:03 1 47.58 0.00 1.31 0.04 0.09 50.99 17:50:03 2 47.40 0.00 1.65 0.06 0.09 50.81 17:50:03 3 45.20 0.00 1.36 0.11 0.09 53.24 Average: all 46.11 0.04 1.67 1.72 0.09 50.37 Average: 0 46.41 0.03 1.80 0.88 0.09 50.80 Average: 1 45.87 0.03 1.59 0.68 0.09 51.75 Average: 2 46.44 0.11 1.74 4.73 0.10 46.88 Average: 3 45.71 0.01 1.56 0.58 0.09 52.05