---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-61158 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 66G 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 742 9248 4 5997 14903 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:cb:30:73 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.44/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84659sec preferred_lft 84659sec inet6 fe80::f816:3eff:fecb:3073/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:2c:4b:d4:c0:e0 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-61158) 10/01/26 _x86_64_ (4 CPU) 15:47:22 LINUX RESTART (4 CPU) 15:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:03 42.31 1.94 24.63 15.74 110.16 5447.39 262168.29 16:10:01 32.84 0.06 29.51 3.26 1.69 6324.51 14842.02 Average: 37.58 1.01 27.07 9.51 56.04 5885.02 138766.43 15:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:03 9193984 13367668 2585592 15.79 161696 4084160 2996424 17.20 748024 5987308 117200 16:10:01 7388440 12926520 3019812 18.44 189476 5350608 3487696 20.02 1051220 7420356 28648 Average: 8291212 13147094 2802702 17.12 175586 4717384 3242060 18.61 899622 6703832 72924 15:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:03 lo 1091.94 1091.94 1040.72 1040.72 0.00 0.00 0.00 0.00 16:00:03 ens3 88.73 62.81 695.46 15.46 0.00 0.00 0.00 0.00 16:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 1310.06 1310.06 1248.67 1248.67 0.00 0.00 0.00 0.00 16:10:01 ens3 62.10 48.17 258.31 13.68 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1200.77 1200.77 1144.48 1144.48 0.00 0.00 0.00 0.00 Average: ens3 75.45 55.51 477.34 14.57 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-61158) 10/01/26 _x86_64_ (4 CPU) 15:47:22 LINUX RESTART (4 CPU) 15:50:03 CPU %user %nice %system %iowait %steal %idle 16:00:03 all 65.47 0.00 2.63 0.29 0.04 31.57 16:00:03 0 64.17 0.00 2.32 0.33 0.04 33.14 16:00:03 1 65.50 0.00 2.57 0.20 0.04 31.69 16:00:03 2 67.35 0.00 2.97 0.09 0.04 29.54 16:00:03 3 64.86 0.00 2.66 0.53 0.04 31.91 16:10:01 all 57.62 0.00 2.52 0.10 0.02 39.74 16:10:01 0 54.80 0.00 2.48 0.09 0.02 42.62 16:10:01 1 57.47 0.00 2.45 0.14 0.02 39.92 16:10:01 2 60.50 0.00 2.71 0.07 0.02 36.70 16:10:01 3 57.72 0.00 2.46 0.10 0.02 39.71 Average: all 61.55 0.00 2.58 0.19 0.03 35.65 Average: 0 59.49 0.00 2.40 0.21 0.03 37.87 Average: 1 61.50 0.00 2.51 0.17 0.03 35.80 Average: 2 63.93 0.00 2.84 0.08 0.03 33.11 Average: 3 61.29 0.00 2.56 0.31 0.03 35.81