---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8411 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: 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 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 629 9690 4 5669 15016 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:94:83:b0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.46/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84669sec preferred_lft 84669sec inet6 fe80::f816:3eff:fe94:83b0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:68:38:e7:c4:7b 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-8411) 09/15/26 _x86_64_ (4 CPU) 15:45:30 LINUX RESTART (4 CPU) 15:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:30 31.18 0.15 27.80 3.23 6.84 3887.18 17738.50 16:10:10 23.52 0.08 20.92 2.53 1.92 6420.44 8498.92 Average: 27.51 0.11 24.50 2.89 4.48 5102.49 13305.91 15:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:30 9485440 13284136 2671004 16.31 157564 3727100 2862584 16.43 724816 5714748 11528 16:10:10 6434520 11713080 4234308 25.86 194804 5079288 4372572 25.10 907448 8500812 201916 Average: 7959980 12498608 3452656 21.09 176184 4403194 3617578 20.76 816132 7107780 106722 15:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:30 lo 1499.74 1499.74 1429.74 1429.74 0.00 0.00 0.00 0.00 16:00:30 ens3 48.45 36.91 102.10 13.40 0.00 0.00 0.00 0.00 16:00:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:10 lo 543.84 543.84 517.39 517.39 0.00 0.00 0.00 0.00 16:10:10 ens3 68.31 53.92 265.94 14.10 0.00 0.00 0.00 0.00 16:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1041.16 1041.16 992.05 992.05 0.00 0.00 0.00 0.00 Average: ens3 57.98 45.07 180.70 13.74 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-8411) 09/15/26 _x86_64_ (4 CPU) 15:45:30 LINUX RESTART (4 CPU) 15:50:01 CPU %user %nice %system %iowait %steal %idle 16:00:30 all 62.51 0.00 2.68 0.07 0.03 34.71 16:00:30 0 62.71 0.00 2.81 0.09 0.03 34.35 16:00:30 1 61.96 0.00 2.69 0.07 0.03 35.25 16:00:30 2 61.82 0.00 2.59 0.05 0.03 35.51 16:00:30 3 63.56 0.00 2.61 0.07 0.03 33.73 16:10:10 all 59.44 0.00 2.29 0.08 0.03 38.16 16:10:10 0 57.69 0.00 2.08 0.06 0.03 40.14 16:10:10 1 61.07 0.00 2.57 0.11 0.03 36.22 16:10:10 2 57.59 0.00 2.43 0.08 0.03 39.88 16:10:10 3 61.41 0.00 2.09 0.08 0.03 36.40 Average: all 61.04 0.00 2.49 0.08 0.03 36.37 Average: 0 60.30 0.00 2.46 0.07 0.03 37.13 Average: 1 61.53 0.00 2.63 0.09 0.03 35.72 Average: 2 59.79 0.00 2.51 0.06 0.03 37.60 Average: 3 62.53 0.00 2.36 0.08 0.03 35.01