---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-57718 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 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 693 9245 4 6050 14952 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:09:5e:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.132/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84598sec preferred_lft 84598sec inet6 fe80::f816:3eff:fe09:5e6f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:fa:6b:db:28:cd 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-57718) 09/23/26 _x86_64_ (4 CPU) 05:12:23 LINUX RESTART (4 CPU) 05:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:23 11.84 0.01 9.79 2.05 0.13 750.99 36623.13 05:40:23 51.76 0.45 32.56 18.75 19.73 8264.24 261086.97 Average: 31.45 0.22 20.97 10.25 9.76 4440.77 146857.96 05:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:23 9369680 13007300 2949796 18.02 133636 3613372 3293644 18.91 682924 5919896 1040 05:40:23 9525284 15362336 583972 3.57 171336 5672964 1141344 6.55 1576156 4738496 568 Average: 9447482 14184818 1766884 10.79 152486 4643168 2217494 12.73 1129540 5329196 804 05:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:23 lo 53.00 53.00 13.36 13.36 0.00 0.00 0.00 0.00 05:30:23 ens3 6.23 5.06 4.14 1.55 0.00 0.00 0.00 0.00 05:30:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:23 lo 2580.31 2580.31 2479.69 2479.69 0.00 0.00 0.00 0.00 05:40:23 ens3 100.25 93.67 511.44 578.31 0.00 0.00 0.00 0.00 05:40:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1294.17 1294.17 1224.58 1224.58 0.00 0.00 0.00 0.00 Average: ens3 52.40 48.57 253.28 284.80 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-57718) 09/23/26 _x86_64_ (4 CPU) 05:12:23 LINUX RESTART (4 CPU) 05:20:01 CPU %user %nice %system %iowait %steal %idle 05:30:23 all 17.35 0.00 1.03 0.09 0.01 81.52 05:30:23 0 17.61 0.00 1.04 0.03 0.01 81.31 05:30:23 1 17.27 0.00 1.04 0.10 0.01 81.58 05:30:23 2 16.97 0.00 0.98 0.06 0.01 81.99 05:30:23 3 17.56 0.00 1.07 0.15 0.01 81.20 05:40:23 all 51.52 0.00 3.11 0.17 0.02 45.18 05:40:23 0 54.94 0.00 3.38 0.07 0.02 41.59 05:40:23 1 51.87 0.00 2.99 0.18 0.02 44.93 05:40:23 2 49.70 0.00 3.02 0.15 0.03 47.10 05:40:23 3 49.57 0.00 3.05 0.26 0.02 47.09 Average: all 34.12 0.00 2.05 0.12 0.02 63.68 Average: 0 35.94 0.00 2.19 0.05 0.01 61.81 Average: 1 34.26 0.00 2.00 0.14 0.01 63.59 Average: 2 33.03 0.00 1.98 0.10 0.02 64.86 Average: 3 33.26 0.00 2.04 0.21 0.02 64.47