---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-46887 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 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 704 9285 4 5999 14941 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:15:88:60 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.47/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84360sec preferred_lft 84360sec inet6 fe80::f816:3eff:fe15:8860/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:09:74:ce:04:87 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-46887) 09/02/26 _x86_64_ (4 CPU) 15:47:16 LINUX RESTART (4 CPU) 15:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:03 24.75 2.77 20.29 1.69 173.13 5392.93 20722.12 16:10:01 32.06 0.05 28.46 3.56 1.39 3202.99 17268.47 16:20:03 18.12 0.18 15.77 2.16 10.72 5739.16 1978.18 Average: 24.96 1.00 21.50 2.47 61.76 4780.36 13310.86 15:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:03 8818376 12981288 2971896 18.15 162620 4072564 3384852 19.43 755272 6349184 187124 16:10:01 8563600 13135172 2814356 17.19 193696 4410536 3107772 17.84 888808 6437256 21020 16:20:03 9595236 15376808 566812 3.46 214472 5532108 1142456 6.56 962476 5229264 236 Average: 8992404 13831089 2117688 12.93 190263 4671736 2545027 14.61 868852 6005235 69460 15:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:03 lo 593.18 593.18 564.92 564.92 0.00 0.00 0.00 0.00 16:00:03 ens3 114.84 86.83 1221.82 18.69 0.00 0.00 0.00 0.00 16:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 1700.67 1700.67 1620.99 1620.99 0.00 0.00 0.00 0.00 16:10:01 ens3 37.84 29.93 159.70 11.52 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:03 lo 11.69 11.69 1.18 1.18 0.00 0.00 0.00 0.00 16:20:03 ens3 67.81 65.85 123.03 210.68 0.00 0.00 0.00 0.00 16:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 767.18 767.18 727.76 727.76 0.00 0.00 0.00 0.00 Average: ens3 73.52 60.90 501.49 80.45 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-46887) 09/02/26 _x86_64_ (4 CPU) 15:47:16 LINUX RESTART (4 CPU) 15:50:03 CPU %user %nice %system %iowait %steal %idle 16:00:03 all 50.58 0.00 2.03 0.11 0.02 47.26 16:00:03 0 49.90 0.00 1.76 0.06 0.03 48.25 16:00:03 1 51.05 0.00 1.98 0.11 0.02 46.83 16:00:03 2 50.16 0.00 2.10 0.08 0.03 47.64 16:00:03 3 51.21 0.00 2.26 0.19 0.02 46.31 16:10:01 all 58.22 0.00 2.92 0.10 0.03 38.73 16:10:01 0 58.56 0.00 2.99 0.07 0.03 38.36 16:10:01 1 57.85 0.00 2.75 0.12 0.03 39.25 16:10:01 2 57.27 0.00 2.97 0.16 0.03 39.57 16:10:01 3 59.19 0.00 2.96 0.07 0.03 37.75 16:20:03 all 43.25 0.00 1.70 0.07 0.03 54.95 16:20:03 0 41.56 0.00 1.41 0.08 0.03 56.92 16:20:03 1 40.72 0.00 1.66 0.03 0.03 57.56 16:20:03 2 41.28 0.00 1.63 0.08 0.03 56.97 16:20:03 3 49.44 0.00 2.11 0.10 0.03 48.32 Average: all 50.67 0.00 2.21 0.10 0.03 47.00 Average: 0 49.99 0.00 2.05 0.07 0.03 47.86 Average: 1 49.85 0.00 2.13 0.09 0.03 47.90 Average: 2 49.55 0.00 2.23 0.11 0.03 48.08 Average: 3 53.27 0.00 2.44 0.12 0.03 44.14