---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12808 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 651 9482 4 5855 14995 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:1a:b0:df brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.161/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84550sec preferred_lft 84550sec inet6 fe80::f816:3eff:fe1a:b0df/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:16:e7:10:f3:b0 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-12808) 11/23/25 _x86_64_ (4 CPU) 01:08:10 LINUX RESTART (4 CPU) 01:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:02 36.41 2.96 19.36 14.09 478.87 4398.91 285894.99 01:30:02 18.57 0.16 15.80 2.61 4.43 1568.91 30832.86 Average: 27.50 1.56 17.58 8.35 241.84 2985.07 158467.97 01:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:02 9751608 13171404 2788476 17.03 127548 3420320 3150980 18.09 786900 5450124 32168 01:30:02 9261068 13014284 2941968 17.97 148096 3707472 3263612 18.73 908160 5794908 17592 Average: 9506338 13092844 2865222 17.50 137822 3563896 3207296 18.41 847530 5622516 24880 01:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:02 lo 18.73 18.73 4.03 4.03 0.00 0.00 0.00 0.00 01:20:02 ens3 70.30 55.57 588.14 11.77 0.00 0.00 0.00 0.00 01:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:02 lo 963.32 963.32 883.70 883.70 0.00 0.00 0.00 0.00 01:30:02 ens3 35.25 26.54 231.47 5.99 0.00 0.00 0.00 0.00 01:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 490.64 490.64 443.50 443.50 0.00 0.00 0.00 0.00 Average: ens3 52.79 41.07 409.95 8.88 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-12808) 11/23/25 _x86_64_ (4 CPU) 01:08:10 LINUX RESTART (4 CPU) 01:10:01 CPU %user %nice %system %iowait %steal %idle 01:20:02 all 37.30 0.00 1.36 0.20 0.09 61.04 01:20:02 0 37.34 0.00 1.32 0.12 0.09 61.14 01:20:02 1 36.15 0.00 1.36 0.21 0.09 62.19 01:20:02 2 37.78 0.00 1.29 0.29 0.08 60.56 01:20:02 3 37.94 0.00 1.49 0.20 0.08 60.28 01:30:02 all 22.93 0.00 1.31 0.07 0.08 75.61 01:30:02 0 22.70 0.00 1.15 0.05 0.08 76.02 01:30:02 1 23.57 0.00 1.38 0.05 0.08 74.92 01:30:02 2 23.08 0.00 1.39 0.03 0.08 75.42 01:30:02 3 22.36 0.00 1.34 0.15 0.08 76.07 Average: all 30.14 0.00 1.34 0.13 0.08 68.30 Average: 0 30.04 0.00 1.23 0.08 0.09 68.56 Average: 1 29.88 0.00 1.37 0.13 0.09 68.54 Average: 2 30.45 0.00 1.34 0.16 0.08 67.96 Average: 3 30.17 0.00 1.42 0.17 0.08 68.16