---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-739 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 67G 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 643 10047 4 5298 15003 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:92:7a:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.38/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84188sec preferred_lft 84188sec inet6 fe80::f816:3eff:fe92:7ad0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:dc:72:f5:fe:ed 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-739) 11/25/25 _x86_64_ (4 CPU) 22:15:03 LINUX RESTART (4 CPU) 22:20:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:30:01 54.75 2.96 43.98 7.81 481.67 3790.65 142964.16 22:40:03 14.98 0.16 12.66 2.16 4.38 1531.63 31655.87 22:50:01 27.25 0.22 23.07 3.97 8.01 5729.38 7323.04 Average: 32.27 1.11 26.52 4.64 164.19 3677.62 60554.63 22:20:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:30:01 9697552 12950124 3011268 18.39 148144 3249664 3168704 18.19 767732 5532860 12676 22:40:03 9394772 13132472 2825592 17.26 167624 3680396 3113656 17.87 874848 5701432 108040 22:50:01 10317868 15386036 564612 3.45 193032 4918596 1075364 6.17 1438884 4114980 200 Average: 9803397 13822877 2133824 13.03 169600 3949552 2452575 14.08 1027155 5116424 40305 22:20:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:30:01 lo 17.16 17.16 3.71 3.71 0.00 0.00 0.00 0.00 22:30:01 ens3 70.35 53.83 562.94 11.52 0.00 0.00 0.00 0.00 22:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:03 lo 651.08 651.08 588.06 588.06 0.00 0.00 0.00 0.00 22:40:03 ens3 29.05 22.09 215.35 5.12 0.00 0.00 0.00 0.00 22:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:01 lo 1637.13 1637.13 1581.40 1581.40 0.00 0.00 0.00 0.00 22:50:01 ens3 70.47 64.94 254.74 157.39 0.00 0.00 0.00 0.00 22:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 768.19 768.19 724.07 724.07 0.00 0.00 0.00 0.00 Average: ens3 56.54 46.88 343.94 57.86 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-739) 11/25/25 _x86_64_ (4 CPU) 22:15:03 LINUX RESTART (4 CPU) 22:20:03 CPU %user %nice %system %iowait %steal %idle 22:30:01 all 34.93 0.00 1.42 0.55 0.08 63.02 22:30:01 0 36.08 0.00 1.52 0.55 0.08 61.76 22:30:01 1 34.34 0.00 1.44 0.69 0.08 63.45 22:30:01 2 36.00 0.00 1.36 0.52 0.09 62.03 22:30:01 3 33.28 0.00 1.34 0.46 0.09 64.84 22:40:03 all 23.35 0.00 1.22 0.15 0.08 75.19 22:40:03 0 23.65 0.00 1.11 0.29 0.08 74.87 22:40:03 1 23.41 0.00 1.23 0.12 0.08 75.17 22:40:03 2 23.21 0.00 1.22 0.17 0.08 75.32 22:40:03 3 23.14 0.00 1.32 0.03 0.08 75.43 22:50:01 all 44.46 0.00 2.19 0.15 0.08 53.13 22:50:01 0 42.96 0.00 2.22 0.29 0.08 54.44 22:50:01 1 44.76 0.00 2.22 0.11 0.08 52.83 22:50:01 2 44.82 0.00 2.13 0.16 0.08 52.81 22:50:01 3 45.29 0.00 2.17 0.04 0.08 52.42 Average: all 34.21 0.00 1.61 0.28 0.08 63.82 Average: 0 34.20 0.00 1.62 0.37 0.08 63.73 Average: 1 34.14 0.00 1.63 0.30 0.08 63.85 Average: 2 34.64 0.00 1.57 0.28 0.08 63.42 Average: 3 33.87 0.00 1.61 0.17 0.08 64.26