---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8195 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 745 9463 4 5780 14900 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:f2:ff:37 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.207/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84717sec preferred_lft 84717sec inet6 fe80::f816:3eff:fef2:ff37/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:f1:34:82:dc:78 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-8195) 09/14/26 _x86_64_ (4 CPU) 12:35:28 LINUX RESTART (4 CPU) 12:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:17 44.77 0.15 28.44 16.18 6.91 3808.61 262348.69 13:00:17 26.82 0.08 23.33 3.41 2.31 6549.51 111892.80 Average: 35.92 0.12 25.92 9.88 4.64 5160.01 188166.10 12:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:17 9609700 13520060 2433996 14.87 160644 3829028 2676336 15.36 746224 5570308 21568 13:00:17 9829404 15375788 569992 3.48 198288 5323368 1073696 6.16 932104 5030692 287064 Average: 9719552 14447924 1501994 9.17 179466 4576198 1875016 10.76 839164 5300500 154316 12:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:17 lo 1595.13 1595.13 1520.53 1520.53 0.00 0.00 0.00 0.00 12:50:17 ens3 52.88 38.32 105.03 13.68 0.00 0.00 0.00 0.00 12:50:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:17 lo 479.08 479.08 455.67 455.67 0.00 0.00 0.00 0.00 13:00:17 ens3 62.61 50.77 258.05 13.43 0.00 0.00 0.00 0.00 13:00:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1044.86 1044.86 995.50 995.50 0.00 0.00 0.00 0.00 Average: ens3 57.68 44.46 180.48 13.56 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-8195) 09/14/26 _x86_64_ (4 CPU) 12:35:28 LINUX RESTART (4 CPU) 12:40:00 CPU %user %nice %system %iowait %steal %idle 12:50:17 all 62.71 0.00 2.64 0.09 0.03 34.53 12:50:17 0 64.10 0.00 2.98 0.10 0.03 32.79 12:50:17 1 61.56 0.00 2.61 0.05 0.03 35.74 12:50:17 2 62.49 0.00 2.46 0.14 0.03 34.87 12:50:17 3 62.69 0.00 2.52 0.07 0.03 34.70 13:00:17 all 56.60 0.00 2.23 0.09 0.03 41.05 13:00:17 0 54.12 0.00 2.19 0.12 0.03 43.55 13:00:17 1 54.97 0.00 1.87 0.04 0.03 43.10 13:00:17 2 58.23 0.00 2.39 0.12 0.03 39.23 13:00:17 3 59.10 0.00 2.49 0.07 0.03 38.31 Average: all 59.70 0.00 2.44 0.09 0.03 37.74 Average: 0 59.18 0.00 2.59 0.11 0.03 38.10 Average: 1 58.31 0.00 2.25 0.04 0.03 39.37 Average: 2 60.39 0.00 2.43 0.13 0.03 37.02 Average: 3 60.92 0.00 2.50 0.07 0.03 36.48