---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-61949 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 736 9467 4 5785 14909 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:1b:f6:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.175/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84628sec preferred_lft 84628sec inet6 fe80::f816:3eff:fe1b:f602/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:ab:cf:93:36:35 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-61949) 10/04/26 _x86_64_ (4 CPU) 15:47:24 LINUX RESTART (4 CPU) 15:50:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:14 25.24 1.78 21.40 2.06 81.29 4539.87 5922.05 16:10:01 33.34 0.06 30.06 3.22 1.74 6258.42 13852.91 Average: 29.24 0.93 25.68 2.64 41.95 5389.75 9844.13 15:50:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:14 9496856 13358960 2596160 15.86 157744 3787300 3168244 18.19 715852 5735192 25692 16:10:01 7653632 12974856 2973272 18.16 185712 5143180 3463568 19.88 1023264 7186812 38696 Average: 8575244 13166908 2784716 17.01 171728 4465240 3315906 19.03 869558 6461002 32194 15:50:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:14 lo 1005.31 1005.31 958.94 958.94 0.00 0.00 0.00 0.00 16:00:14 ens3 80.71 58.88 372.46 15.98 0.00 0.00 0.00 0.00 16:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 1490.94 1490.94 1422.48 1422.48 0.00 0.00 0.00 0.00 16:10:01 ens3 59.42 46.25 260.85 11.97 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 1245.47 1245.47 1188.18 1188.18 0.00 0.00 0.00 0.00 Average: ens3 70.18 52.63 317.26 14.00 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-61949) 10/04/26 _x86_64_ (4 CPU) 15:47:24 LINUX RESTART (4 CPU) 15:50:14 CPU %user %nice %system %iowait %steal %idle 16:00:14 all 65.19 0.00 2.59 0.12 0.04 32.06 16:00:14 0 65.30 0.00 2.66 0.11 0.04 31.89 16:00:14 1 64.54 0.00 2.66 0.14 0.04 32.62 16:00:14 2 65.88 0.00 2.64 0.10 0.03 31.35 16:00:14 3 65.03 0.00 2.41 0.13 0.05 32.37 16:10:01 all 56.57 0.00 2.80 0.13 0.03 40.47 16:10:01 0 55.49 0.00 2.56 0.11 0.04 41.80 16:10:01 1 54.19 0.00 2.85 0.11 0.04 42.81 16:10:01 2 60.03 0.00 2.92 0.17 0.03 36.85 16:10:01 3 56.58 0.00 2.86 0.11 0.04 40.41 Average: all 60.93 0.00 2.70 0.12 0.04 36.22 Average: 0 60.44 0.00 2.61 0.11 0.04 36.79 Average: 1 59.43 0.00 2.75 0.13 0.04 37.65 Average: 2 62.99 0.00 2.78 0.14 0.03 34.07 Average: 3 60.85 0.00 2.64 0.12 0.04 36.35