---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-57909 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 13G 66G 16% / 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 641 8586 4 6761 15004 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:a1:46:85 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.66/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84357sec preferred_lft 84357sec inet6 fe80::f816:3eff:fea1:4685/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:a5:7b:ae:d0:f6 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-57909) 09/24/26 _x86_64_ (4 CPU) 05:23:23 LINUX RESTART (4 CPU) 05:30:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:14 24.47 0.02 21.54 2.91 0.32 2225.62 23494.04 05:50:47 24.38 0.03 21.97 2.38 0.86 3893.27 17034.26 Average: 24.43 0.03 21.76 2.64 0.60 3081.03 20180.51 05:30:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:14 8633392 12668384 3285692 20.07 150940 3982168 3641516 20.90 736724 6589320 15580 05:50:47 5896644 10900328 5049912 30.84 171168 4888316 5211920 29.92 1022512 8994224 180 Average: 7265018 11784356 4167802 25.46 161054 4435242 4426718 25.41 879618 7791772 7880 05:30:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:14 lo 1499.25 1499.25 1423.06 1423.06 0.00 0.00 0.00 0.00 05:40:14 ens3 30.02 25.63 21.49 10.44 0.00 0.00 0.00 0.00 05:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:47 lo 1158.87 1158.87 3194.30 3194.30 0.00 0.00 0.00 0.00 05:50:47 ens3 34.05 26.34 36.44 10.11 0.00 0.00 0.00 0.00 05:50:47 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1324.65 1324.65 2331.61 2331.61 0.00 0.00 0.00 0.00 Average: ens3 32.09 25.99 29.16 10.27 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-57909) 09/24/26 _x86_64_ (4 CPU) 05:23:23 LINUX RESTART (4 CPU) 05:30:12 CPU %user %nice %system %iowait %steal %idle 05:40:14 all 64.91 0.00 2.64 0.07 0.03 32.36 05:40:14 0 64.10 0.00 2.43 0.07 0.02 33.39 05:40:14 1 64.74 0.00 2.50 0.09 0.02 32.66 05:40:14 2 64.18 0.00 2.78 0.02 0.03 32.99 05:40:14 3 66.63 0.00 2.84 0.09 0.05 30.39 05:50:47 all 53.32 0.00 2.37 0.11 0.04 44.15 05:50:47 0 57.70 0.00 2.31 0.08 0.05 39.86 05:50:47 1 48.52 0.00 2.32 0.22 0.03 48.91 05:50:47 2 53.21 0.00 2.31 0.08 0.03 44.37 05:50:47 3 53.86 0.00 2.55 0.07 0.05 43.47 Average: all 58.97 0.00 2.50 0.09 0.03 38.41 Average: 0 60.82 0.00 2.37 0.08 0.03 36.71 Average: 1 56.42 0.00 2.41 0.16 0.02 40.99 Average: 2 58.55 0.00 2.54 0.05 0.03 38.83 Average: 3 60.08 0.00 2.69 0.08 0.05 37.10