---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-47991 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 11G 67G 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 738 10004 4 5245 14907 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:39:e0:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.164/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84634sec preferred_lft 84634sec inet6 fe80::f816:3eff:fe39:e0ef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:f3:05:23:dc:0f 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-47991) 09/22/26 _x86_64_ (4 CPU) 13:01:10 LINUX RESTART (4 CPU) 13:10:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:22 46.60 0.34 38.59 7.67 10.34 4551.12 13791.90 13:30:01 46.70 0.25 37.60 8.85 13.47 4088.43 17670.32 Average: 46.65 0.30 38.10 8.25 11.88 4323.97 15695.92 13:10:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:22 9089644 13361832 2589320 15.81 190116 4132028 2830516 16.25 716228 6097548 31564 13:30:01 10260456 15268480 679972 4.15 231296 4775920 1196076 6.87 855304 4719688 31660 Average: 9675050 14315156 1634646 9.98 210706 4453974 2013296 11.56 785766 5408618 31612 13:10:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:22 lo 4113.27 4113.27 3922.88 3922.88 0.00 0.00 0.00 0.00 13:20:22 ens3 96.64 69.47 324.67 20.11 0.00 0.00 0.00 0.00 13:20:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 4602.17 4602.17 4388.39 4388.39 0.00 0.00 0.00 0.00 13:30:01 ens3 92.18 68.90 190.53 23.26 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4353.28 4353.28 4151.41 4151.41 0.00 0.00 0.00 0.00 Average: ens3 94.45 69.19 258.82 21.66 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-47991) 09/22/26 _x86_64_ (4 CPU) 13:01:10 LINUX RESTART (4 CPU) 13:10:22 CPU %user %nice %system %iowait %steal %idle 13:20:22 all 63.57 0.00 3.89 0.10 0.02 32.42 13:20:22 0 63.88 0.00 3.87 0.12 0.02 32.10 13:20:22 1 64.13 0.00 4.03 0.06 0.03 31.75 13:20:22 2 63.91 0.00 3.66 0.08 0.02 32.33 13:20:22 3 62.36 0.00 4.01 0.13 0.02 33.48 13:30:01 all 59.30 0.00 4.05 0.14 0.02 36.50 13:30:01 0 60.12 0.00 4.29 0.12 0.02 35.45 13:30:01 1 61.53 0.00 4.42 0.10 0.02 33.94 13:30:01 2 56.98 0.00 3.75 0.12 0.01 39.13 13:30:01 3 58.56 0.00 3.73 0.23 0.02 37.47 Average: all 61.47 0.00 3.97 0.12 0.02 34.42 Average: 0 62.04 0.00 4.08 0.12 0.02 33.74 Average: 1 62.86 0.00 4.22 0.08 0.02 32.83 Average: 2 60.51 0.00 3.70 0.10 0.02 35.67 Average: 3 60.49 0.00 3.87 0.18 0.02 35.44