---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8552 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 66G 16% / 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 679 8700 4 6609 14967 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:4d:c9:d2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.250/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84593sec preferred_lft 84593sec inet6 fe80::f816:3eff:fe4d:c9d2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:3f:db:72:c6:fb 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-8552) 11/13/25 _x86_64_ (4 CPU) 11:56:09 LINUX RESTART (4 CPU) 12:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:10:00 35.36 0.65 21.01 13.70 481.83 2728.99 267876.71 12:20:02 31.89 0.01 28.36 3.51 0.13 2723.33 10254.82 Average: 33.62 0.33 24.69 8.60 240.68 2726.16 138906.08 12:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:10:00 9617460 13333252 2623908 16.03 137376 3703168 2627628 15.08 887524 5484592 32268 12:20:02 8712472 12817264 3137012 19.16 157504 4044112 3113136 17.87 995272 6247080 41208 Average: 9164966 13075258 2880460 17.59 147440 3873640 2870382 16.48 941398 5865836 36738 12:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:10:00 lo 1263.79 1263.79 1197.19 1197.19 0.00 0.00 0.00 0.00 12:10:00 ens3 38.73 30.22 208.38 8.29 0.00 0.00 0.00 0.00 12:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:02 lo 1512.51 1512.51 1440.51 1440.51 0.00 0.00 0.00 0.00 12:20:02 ens3 21.15 19.30 24.01 6.17 0.00 0.00 0.00 0.00 12:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1388.30 1388.30 1319.00 1319.00 0.00 0.00 0.00 0.00 Average: ens3 29.93 24.76 116.08 7.23 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-8552) 11/13/25 _x86_64_ (4 CPU) 11:56:09 LINUX RESTART (4 CPU) 12:00:00 CPU %user %nice %system %iowait %steal %idle 12:10:00 all 65.28 0.00 2.65 2.01 0.12 29.94 12:10:00 0 66.83 0.00 2.49 2.13 0.12 28.43 12:10:00 1 62.67 0.00 2.79 2.72 0.12 31.70 12:10:00 2 65.88 0.00 2.82 2.99 0.12 28.18 12:10:00 3 65.75 0.00 2.49 0.19 0.12 31.44 12:20:02 all 60.09 0.00 2.55 3.78 0.12 33.46 12:20:02 0 59.44 0.00 2.50 4.16 0.11 33.79 12:20:02 1 60.07 0.00 2.67 3.58 0.13 33.54 12:20:02 2 61.59 0.00 2.48 3.05 0.12 32.75 12:20:02 3 59.26 0.00 2.55 4.32 0.11 33.75 Average: all 62.69 0.00 2.60 2.89 0.12 31.70 Average: 0 63.14 0.00 2.49 3.14 0.11 31.11 Average: 1 61.38 0.00 2.73 3.15 0.13 32.62 Average: 2 63.74 0.00 2.65 3.02 0.12 30.47 Average: 3 62.51 0.00 2.52 2.26 0.11 32.59