---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-60909 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 UTC 2026 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: 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 735 9338 4 5916 14910 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:42:96:b7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.70/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84674sec preferred_lft 84674sec inet6 fe80::f816:3eff:fe42:96b7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:98:63:54:5a:67 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-60909) 09/30/26 _x86_64_ (4 CPU) 15:47:35 LINUX RESTART (4 CPU) 15:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:00 31.05 2.70 26.08 2.26 352.03 9693.96 6229.72 16:10:00 33.00 0.08 29.71 3.22 1.79 6272.76 11439.75 Average: 32.03 1.39 27.89 2.74 176.91 7983.39 8834.69 15:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:00 9219436 13206972 2747628 16.78 158160 3910336 2984148 17.13 780404 5939892 20984 16:10:00 7550016 13005156 2942300 17.97 190664 5269812 3429368 19.68 1093580 7216744 21632 Average: 8384726 13106064 2844964 17.38 174412 4590074 3206758 18.41 936992 6578318 21308 15:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:00 lo 980.81 980.81 934.90 934.90 0.00 0.00 0.00 0.00 16:00:00 ens3 126.73 98.42 760.18 19.66 0.00 0.00 0.00 0.00 16:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:00 lo 1335.03 1335.03 1272.40 1272.40 0.00 0.00 0.00 0.00 16:10:00 ens3 63.80 50.80 257.10 13.62 0.00 0.00 0.00 0.00 16:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1157.92 1157.92 1103.64 1103.64 0.00 0.00 0.00 0.00 Average: ens3 95.26 74.61 508.64 16.64 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-60909) 09/30/26 _x86_64_ (4 CPU) 15:47:35 LINUX RESTART (4 CPU) 15:50:00 CPU %user %nice %system %iowait %steal %idle 16:00:00 all 63.74 0.00 2.39 0.27 0.03 33.57 16:00:00 0 63.61 0.00 2.45 0.40 0.03 33.52 16:00:00 1 64.18 0.00 2.37 0.28 0.03 33.13 16:00:00 2 61.75 0.00 2.47 0.27 0.03 35.48 16:00:00 3 65.42 0.00 2.27 0.11 0.03 32.16 16:10:00 all 57.53 0.00 2.49 0.10 0.03 39.86 16:10:00 0 58.31 0.00 2.45 0.07 0.03 39.14 16:10:00 1 55.60 0.00 2.73 0.16 0.03 41.48 16:10:00 2 59.59 0.00 2.58 0.07 0.03 37.73 16:10:00 3 56.61 0.00 2.18 0.08 0.03 41.10 Average: all 60.63 0.00 2.44 0.18 0.03 36.72 Average: 0 60.96 0.00 2.45 0.24 0.03 36.33 Average: 1 59.89 0.00 2.55 0.22 0.03 37.31 Average: 2 60.67 0.00 2.53 0.17 0.03 36.60 Average: 3 61.02 0.00 2.23 0.10 0.03 36.63