---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3391 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 671 10490 4 4826 14975 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:12:fb:b3 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 84802sec preferred_lft 84802sec inet6 fe80::f816:3eff:fe12:fbb3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:1a:40:4d:e6:d2 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-3391) 10/29/25 _x86_64_ (4 CPU) 17:37:47 LINUX RESTART (4 CPU) 17:40:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:50:09 13.80 2.85 9.75 1.19 680.29 2951.18 3398.33 18:00:06 23.97 0.62 19.47 3.88 21.78 3397.82 11370.44 Average: 18.91 1.73 14.63 2.54 349.53 3175.51 7402.53 17:40:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:50:09 10459412 13763512 2197552 13.42 124520 3320108 2801432 16.08 714076 4840140 21316 18:00:06 10854372 15425944 526628 3.22 163964 4453752 1025824 5.89 1059912 3980724 399532 Average: 10656892 14594728 1362090 8.32 144242 3886930 1913628 10.98 886994 4410432 210424 17:40:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:50:09 lo 1.12 1.12 0.11 0.11 0.00 0.00 0.00 0.00 17:50:09 ens3 85.19 68.28 593.00 16.19 0.00 0.00 0.00 0.00 17:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:06 lo 1426.43 1426.43 1358.78 1358.78 0.00 0.00 0.00 0.00 18:00:06 ens3 81.92 65.59 450.37 17.59 0.00 0.00 0.00 0.00 18:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 717.02 717.02 682.54 682.54 0.00 0.00 0.00 0.00 Average: ens3 83.55 66.93 521.36 16.89 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-3391) 10/29/25 _x86_64_ (4 CPU) 17:37:47 LINUX RESTART (4 CPU) 17:40:18 CPU %user %nice %system %iowait %steal %idle 17:50:09 all 54.11 0.00 1.79 0.15 0.09 43.85 17:50:09 0 52.43 0.00 1.83 0.13 0.09 45.52 17:50:09 1 54.38 0.00 1.66 0.12 0.09 43.75 17:50:09 2 53.83 0.00 1.70 0.12 0.09 44.26 17:50:09 3 55.80 0.00 1.99 0.24 0.10 41.88 18:00:06 all 71.04 0.00 2.69 0.08 0.12 26.07 18:00:06 0 71.24 0.00 2.97 0.07 0.12 25.60 18:00:06 1 74.17 0.00 2.76 0.05 0.12 22.90 18:00:06 2 68.68 0.00 2.50 0.06 0.11 28.65 18:00:06 3 70.08 0.00 2.53 0.13 0.12 27.13 Average: all 62.61 0.00 2.24 0.11 0.11 34.93 Average: 0 61.88 0.00 2.40 0.10 0.11 35.52 Average: 1 64.30 0.00 2.21 0.08 0.10 33.30 Average: 2 61.29 0.00 2.10 0.09 0.10 36.42 Average: 3 62.97 0.00 2.26 0.19 0.11 34.48