---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2589 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 9.4G 69G 13% / 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 618 11361 4 4008 15028 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:df:94:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.180/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85009sec preferred_lft 85009sec inet6 fe80::f816:3eff:fedf:94e6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:1c:55:83:7e:7e 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-2589) 10/11/25 _x86_64_ (4 CPU) 00:38:33 LINUX RESTART (4 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:00 54.07 3.90 44.39 5.78 840.37 10169.87 91555.04 01:00:00 5.32 0.01 5.05 0.27 0.07 709.77 21143.71 Average: 29.70 1.95 24.72 3.02 420.22 5439.82 56349.37 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:00 9019080 12500284 3458716 21.12 145772 3480048 3748664 21.52 902168 6082216 2360 01:00:00 9470608 13176596 2780792 16.98 152532 3681172 3088004 17.73 933880 5582848 2064 Average: 9244844 12838440 3119754 19.05 149152 3580610 3418334 19.62 918024 5832532 2212 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:00 lo 15.96 15.96 3.48 3.48 0.00 0.00 0.00 0.00 00:50:00 ens3 90.18 70.40 785.49 13.56 0.00 0.00 0.00 0.00 00:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:00 lo 49.10 49.10 12.52 12.52 0.00 0.00 0.00 0.00 01:00:00 ens3 9.25 6.53 4.58 1.98 0.00 0.00 0.00 0.00 01:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 32.53 32.53 8.00 8.00 0.00 0.00 0.00 0.00 Average: ens3 49.72 38.46 395.03 7.77 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-2589) 10/11/25 _x86_64_ (4 CPU) 00:38:33 LINUX RESTART (4 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:00 all 32.25 0.00 1.63 3.91 0.09 62.12 00:50:00 0 32.53 0.00 1.63 4.38 0.09 61.38 00:50:00 1 32.78 0.00 1.79 7.57 0.09 57.77 00:50:00 2 32.72 0.00 1.43 2.53 0.09 63.22 00:50:00 3 30.96 0.00 1.67 1.17 0.09 66.12 01:00:00 all 16.04 0.00 0.82 0.10 0.08 82.97 01:00:00 0 16.51 0.00 0.86 0.08 0.08 82.47 01:00:00 1 15.55 0.00 0.86 0.10 0.08 83.41 01:00:00 2 16.21 0.00 0.80 0.17 0.09 82.74 01:00:00 3 15.87 0.00 0.75 0.03 0.08 83.27 Average: all 24.15 0.00 1.22 2.01 0.08 72.54 Average: 0 24.53 0.00 1.25 2.23 0.08 71.92 Average: 1 24.17 0.00 1.32 3.84 0.08 70.58 Average: 2 24.46 0.00 1.12 1.35 0.09 72.98 Average: 3 23.42 0.00 1.21 0.60 0.08 74.69