---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3948 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 685 10451 4 4852 14961 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:67:56:c5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.4/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84597sec preferred_lft 84597sec inet6 fe80::f816:3eff:fe67:56c5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:1f:2d:c9:b1:0c 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-3948) 10/31/25 _x86_64_ (4 CPU) 01:56:06 LINUX RESTART (4 CPU) 02:00:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:10 25.52 2.99 10.46 12.07 692.08 3072.67 261470.35 02:20:01 22.84 0.42 19.25 3.16 13.80 3161.20 12339.00 Average: 24.17 1.70 14.87 7.60 351.82 3117.08 136494.22 02:00:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:10 10135692 13517120 2442780 14.92 128560 3388152 2704348 15.52 737348 5107988 49752 02:20:01 8373388 12553404 3400160 20.77 163908 4080196 3799752 21.81 951184 6593944 26756 Average: 9254540 13035262 2921470 17.84 146234 3734174 3252050 18.67 844266 5850966 38254 02:00:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:10 lo 1.19 1.19 0.12 0.12 0.00 0.00 0.00 0.00 02:10:10 ens3 92.78 74.52 637.65 17.32 0.00 0.00 0.00 0.00 02:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:01 lo 1507.09 1507.09 1435.88 1435.88 0.00 0.00 0.00 0.00 02:20:01 ens3 72.48 54.25 328.82 14.72 0.00 0.00 0.00 0.00 02:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 756.62 756.62 720.37 720.37 0.00 0.00 0.00 0.00 Average: ens3 82.59 64.35 482.73 16.01 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-3948) 10/31/25 _x86_64_ (4 CPU) 01:56:06 LINUX RESTART (4 CPU) 02:00:24 CPU %user %nice %system %iowait %steal %idle 02:10:10 all 59.28 0.00 2.05 0.99 0.09 37.59 02:10:10 0 58.38 0.00 1.84 0.57 0.09 39.13 02:10:10 1 57.69 0.00 2.10 2.79 0.09 37.33 02:10:10 2 58.65 0.00 2.10 0.36 0.10 38.79 02:10:10 3 62.40 0.00 2.16 0.22 0.09 35.13 02:20:01 all 59.45 0.00 2.46 10.66 0.11 27.32 02:20:01 0 60.09 0.00 2.57 12.84 0.11 24.38 02:20:01 1 58.03 0.00 2.28 15.77 0.11 23.81 02:20:01 2 59.71 0.00 2.39 4.24 0.11 33.55 02:20:01 3 59.96 0.00 2.60 9.80 0.11 27.53 Average: all 59.37 0.00 2.25 5.84 0.10 32.44 Average: 0 59.24 0.00 2.21 6.72 0.10 31.73 Average: 1 57.86 0.00 2.19 9.29 0.10 30.55 Average: 2 59.18 0.00 2.24 2.30 0.10 36.16 Average: 3 61.18 0.00 2.38 5.03 0.10 31.31