---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-175 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 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 9113 4 6234 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:c1:a9:25 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.222/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84206sec preferred_lft 84206sec inet6 fe80::f816:3eff:fec1:a925/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:73:6e:e3:3d:e6 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-175) 09/05/26 _x86_64_ (4 CPU) 03:20:34 LINUX RESTART (4 CPU) 03:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:40:01 23.29 0.03 20.70 2.56 0.79 1965.34 18643.11 03:50:10 20.48 0.03 18.63 1.82 0.81 3567.51 17235.90 Average: 21.88 0.03 19.66 2.19 0.80 2772.24 17934.40 03:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 9017148 12911200 3044428 18.59 143532 3854548 3413608 19.59 740088 6203992 12984 03:50:10 6906800 11700464 4251564 25.97 160632 4699452 4313992 24.76 995468 8023660 1932 Average: 7961974 12305832 3647996 22.28 152082 4277000 3863800 22.18 867778 7113826 7458 03:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:40:01 lo 1258.72 1258.72 1199.50 1199.50 0.00 0.00 0.00 0.00 03:40:01 ens3 25.54 20.07 15.52 10.82 0.00 0.00 0.00 0.00 03:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:50:10 lo 744.39 744.39 700.88 700.88 0.00 0.00 0.00 0.00 03:50:10 ens3 24.80 19.54 27.13 10.94 0.00 0.00 0.00 0.00 03:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 999.69 999.69 948.38 948.38 0.00 0.00 0.00 0.00 Average: ens3 25.17 19.80 21.36 10.88 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-175) 09/05/26 _x86_64_ (4 CPU) 03:20:34 LINUX RESTART (4 CPU) 03:30:00 CPU %user %nice %system %iowait %steal %idle 03:40:01 all 57.24 0.00 2.28 0.06 0.02 40.40 03:40:01 0 57.15 0.00 2.43 0.05 0.03 40.34 03:40:01 1 57.24 0.00 2.13 0.06 0.02 40.55 03:40:01 2 57.21 0.00 2.52 0.04 0.02 40.21 03:40:01 3 57.37 0.00 2.05 0.08 0.02 40.48 03:50:10 all 38.51 0.00 1.75 0.08 0.02 59.64 03:50:10 0 35.49 0.00 1.83 0.05 0.02 62.61 03:50:10 1 39.31 0.00 1.58 0.08 0.02 59.01 03:50:10 2 38.38 0.00 1.59 0.03 0.03 59.97 03:50:10 3 40.87 0.00 1.99 0.17 0.02 56.94 Average: all 47.81 0.00 2.02 0.07 0.02 50.08 Average: 0 46.24 0.00 2.13 0.05 0.02 51.56 Average: 1 48.22 0.00 1.86 0.07 0.02 49.83 Average: 2 47.72 0.00 2.06 0.04 0.02 50.16 Average: 3 49.07 0.00 2.02 0.13 0.02 48.76