---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7634 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 719 10026 4 5243 14926 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:2b:51:2b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.144/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84639sec preferred_lft 84639sec inet6 fe80::f816:3eff:fe2b:512b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:2c:34:09:bd:c4 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-7634) 09/12/26 _x86_64_ (4 CPU) 12:55:21 LINUX RESTART (4 CPU) 13:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:06 29.27 0.45 25.11 3.71 15.94 4398.31 9516.33 13:20:14 50.03 0.01 40.01 10.02 0.05 2854.45 6457.79 Average: 39.68 0.23 32.58 6.87 7.97 3624.20 7982.73 13:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:06 9331972 13431448 2521292 15.40 181452 3983020 2780928 15.96 690268 5893468 9404 13:20:14 8728232 13241536 2706816 16.53 211544 4326760 2891776 16.60 779460 6352244 13820 Average: 9030102 13336492 2614054 15.97 196498 4154890 2836352 16.28 734864 6122856 11612 13:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:06 lo 1877.60 1877.60 1790.02 1790.02 0.00 0.00 0.00 0.00 13:10:06 ens3 101.14 71.90 323.46 19.55 0.00 0.00 0.00 0.00 13:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:14 lo 5586.32 5586.32 5327.36 5327.36 0.00 0.00 0.00 0.00 13:20:14 ens3 62.15 45.51 21.16 15.69 0.00 0.00 0.00 0.00 13:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3737.20 3737.20 3563.69 3563.69 0.00 0.00 0.00 0.00 Average: ens3 81.59 58.67 171.88 17.61 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-7634) 09/12/26 _x86_64_ (4 CPU) 12:55:21 LINUX RESTART (4 CPU) 13:00:01 CPU %user %nice %system %iowait %steal %idle 13:10:06 all 64.73 0.00 3.21 0.07 0.04 31.95 13:10:06 0 64.12 0.00 2.96 0.08 0.04 32.80 13:10:06 1 66.33 0.00 3.46 0.06 0.04 30.11 13:10:06 2 64.85 0.00 3.42 0.07 0.04 31.61 13:10:06 3 63.63 0.00 2.99 0.07 0.03 33.27 13:20:14 all 61.58 0.00 4.38 0.13 0.04 33.88 13:20:14 0 60.36 0.00 4.32 0.11 0.03 35.18 13:20:14 1 61.93 0.00 4.60 0.11 0.04 33.33 13:20:14 2 60.60 0.00 3.96 0.18 0.03 35.23 13:20:14 3 63.43 0.00 4.63 0.12 0.04 31.78 Average: all 63.15 0.00 3.79 0.10 0.04 32.92 Average: 0 62.24 0.00 3.64 0.10 0.03 33.99 Average: 1 64.12 0.00 4.03 0.09 0.04 31.72 Average: 2 62.72 0.00 3.69 0.13 0.03 33.43 Average: 3 63.53 0.00 3.81 0.10 0.04 32.53