---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13258 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 649 10291 4 5047 14997 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:95:34:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.206/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85042sec preferred_lft 85042sec inet6 fe80::f816:3eff:fe95:3468/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:dd:62:80:87:c9 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-13258) 11/24/25 _x86_64_ (4 CPU) 19:58:59 LINUX RESTART (4 CPU) 20:00:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:10:06 24.07 3.72 18.21 2.14 833.09 5283.82 3948.75 20:20:06 24.77 0.59 20.61 3.56 20.07 4357.63 6845.51 Average: 24.42 2.16 19.41 2.85 426.58 4820.73 5397.12 20:00:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:10:06 9929904 13613456 2344808 14.32 136044 3670496 2612580 15.00 858720 5192296 33016 20:20:06 10579596 15387444 561980 3.43 167404 4679940 1100692 6.32 1160916 4137288 364 Average: 10254750 14500450 1453394 8.88 151724 4175218 1856636 10.66 1009818 4664792 16690 20:00:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:10:06 lo 1.50 1.50 0.17 0.17 0.00 0.00 0.00 0.00 20:10:06 ens3 124.85 98.41 843.87 22.81 0.00 0.00 0.00 0.00 20:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:06 lo 1379.45 1379.45 1305.03 1305.03 0.00 0.00 0.00 0.00 20:20:06 ens3 97.19 89.43 399.18 152.73 0.00 0.00 0.00 0.00 20:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 690.47 690.47 652.59 652.59 0.00 0.00 0.00 0.00 Average: ens3 111.02 93.92 621.53 87.77 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-13258) 11/24/25 _x86_64_ (4 CPU) 19:58:59 LINUX RESTART (4 CPU) 20:00:06 CPU %user %nice %system %iowait %steal %idle 20:10:06 all 70.10 0.00 2.47 0.17 0.08 27.18 20:10:06 0 69.77 0.00 2.32 0.16 0.08 27.67 20:10:06 1 68.77 0.00 2.60 0.13 0.07 28.43 20:10:06 2 70.57 0.00 2.39 0.16 0.08 26.80 20:10:06 3 71.31 0.00 2.55 0.24 0.08 25.83 20:20:06 all 57.51 0.00 2.23 0.09 0.07 40.10 20:20:06 0 57.66 0.00 1.98 0.07 0.07 40.22 20:20:06 1 55.17 0.00 2.30 0.06 0.07 42.39 20:20:06 2 59.88 0.00 2.22 0.14 0.08 37.68 20:20:06 3 57.32 0.00 2.41 0.10 0.07 40.10 Average: all 63.80 0.00 2.35 0.13 0.07 33.64 Average: 0 63.71 0.00 2.15 0.11 0.08 33.95 Average: 1 61.96 0.00 2.45 0.10 0.07 35.42 Average: 2 65.22 0.00 2.31 0.15 0.08 32.24 Average: 3 64.32 0.00 2.48 0.17 0.08 32.96