---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-60643 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 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 724 9475 4 5789 14921 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:60:ea:50 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.193/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84674sec preferred_lft 84674sec inet6 fe80::f816:3eff:fe60:ea50/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:57:2e:b7:44:a6 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-60643) 09/29/26 _x86_64_ (4 CPU) 12:35:23 LINUX RESTART (4 CPU) 12:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:23 29.85 0.15 26.53 3.16 6.79 3661.13 23646.59 13:00:24 23.82 0.07 21.13 2.62 1.80 6056.16 9291.49 Average: 26.89 0.11 23.88 2.90 4.34 4836.33 16602.79 12:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:23 8983856 13023616 2930372 17.90 164900 3948888 3185680 18.29 747932 6204384 134720 13:00:24 6321088 11575204 4372272 26.70 191240 5068220 4603220 26.42 910780 8627284 121124 Average: 7652472 12299410 3651322 22.30 178070 4508554 3894450 22.35 829356 7415834 127922 12:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:23 lo 1669.99 1669.99 1592.50 1592.50 0.00 0.00 0.00 0.00 12:50:23 ens3 48.99 37.94 103.31 13.66 0.00 0.00 0.00 0.00 12:50:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:24 lo 482.90 482.90 458.99 458.99 0.00 0.00 0.00 0.00 13:00:24 ens3 67.23 53.82 258.74 13.96 0.00 0.00 0.00 0.00 13:00:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1087.50 1087.50 1036.30 1036.30 0.00 0.00 0.00 0.00 Average: ens3 57.94 45.73 179.58 13.80 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-60643) 09/29/26 _x86_64_ (4 CPU) 12:35:23 LINUX RESTART (4 CPU) 12:40:01 CPU %user %nice %system %iowait %steal %idle 12:50:23 all 63.10 0.00 2.78 0.07 0.03 34.02 12:50:23 0 62.42 0.00 2.67 0.06 0.04 34.81 12:50:23 1 62.18 0.00 2.83 0.07 0.03 34.89 12:50:23 2 62.66 0.00 2.79 0.08 0.03 34.44 12:50:23 3 65.13 0.00 2.81 0.09 0.04 31.94 13:00:24 all 57.33 0.00 2.24 0.09 0.03 40.31 13:00:24 0 57.11 0.00 2.44 0.05 0.03 40.37 13:00:24 1 56.52 0.00 2.00 0.20 0.03 41.26 13:00:24 2 59.17 0.00 2.46 0.05 0.03 38.29 13:00:24 3 56.53 0.00 2.06 0.07 0.03 41.32 Average: all 60.26 0.00 2.51 0.08 0.03 37.11 Average: 0 59.81 0.00 2.56 0.05 0.04 37.54 Average: 1 59.40 0.00 2.42 0.13 0.03 38.02 Average: 2 60.95 0.00 2.63 0.06 0.03 36.33 Average: 3 60.90 0.00 2.44 0.08 0.04 36.55