---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6090 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: 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 795 9466 4 5727 14849 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:c7:2f:57 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.192/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84356sec preferred_lft 84356sec inet6 fe80::f816:3eff:fec7:2f57/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:47:df:2b:59:d6 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-6090) 09/08/26 _x86_64_ (4 CPU) 17:40:17 LINUX RESTART (4 CPU) 17:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:00:02 39.35 0.35 32.52 6.48 10.37 3710.68 26725.33 18:10:02 54.65 0.01 33.00 21.65 0.16 2742.97 264533.64 Average: 47.00 0.18 32.76 14.07 5.27 3226.83 145629.49 17:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:00:02 8893908 13088240 2863796 17.49 183328 4076788 3130300 17.97 802752 6228648 32300 18:10:02 8502172 13243388 2704388 16.52 213272 4544380 2854352 16.38 915856 6449896 123360 Average: 8698040 13165814 2784092 17.00 198300 4310584 2992326 17.18 859304 6339272 77830 17:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:00:02 lo 3878.21 3878.21 3699.29 3699.29 0.00 0.00 0.00 0.00 18:00:02 ens3 57.54 50.63 316.15 13.23 0.00 0.00 0.00 0.00 18:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:02 lo 4898.87 4898.87 4671.89 4671.89 0.00 0.00 0.00 0.00 18:10:02 ens3 25.98 25.77 10.32 9.60 0.00 0.00 0.00 0.00 18:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4388.54 4388.54 4185.59 4185.59 0.00 0.00 0.00 0.00 Average: ens3 41.76 38.20 163.24 11.41 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-6090) 09/08/26 _x86_64_ (4 CPU) 17:40:17 LINUX RESTART (4 CPU) 17:50:02 CPU %user %nice %system %iowait %steal %idle 18:00:02 all 61.85 0.00 3.67 0.11 0.03 34.34 18:00:02 0 59.53 0.00 3.29 0.09 0.04 37.06 18:00:02 1 63.18 0.00 3.91 0.09 0.03 32.79 18:00:02 2 61.32 0.00 3.43 0.18 0.03 35.04 18:00:02 3 63.38 0.00 4.06 0.07 0.03 32.46 18:10:02 all 59.15 0.00 4.09 0.12 0.03 36.62 18:10:02 0 57.92 0.00 4.09 0.12 0.03 37.84 18:10:02 1 57.35 0.00 3.84 0.09 0.03 38.70 18:10:02 2 62.19 0.00 4.80 0.15 0.03 32.83 18:10:02 3 59.16 0.00 3.62 0.10 0.03 37.09 Average: all 60.50 0.00 3.88 0.11 0.03 35.48 Average: 0 58.73 0.00 3.69 0.10 0.03 37.45 Average: 1 60.26 0.00 3.87 0.09 0.03 35.74 Average: 2 61.76 0.00 4.11 0.16 0.03 33.94 Average: 3 61.27 0.00 3.84 0.08 0.03 34.77