---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7085 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 nrip_save 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 13G 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 637 8735 4 6616 15009 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:a9:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.122/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84011sec preferred_lft 84011sec inet6 fe80::f816:3eff:fe09:a967/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:3c:77:bb:5e:6b 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-7085) 04/23/26 _x86_64_ (4 CPU) 13:33:22 LINUX RESTART (4 CPU) 13:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:01 23.47 0.07 20.68 2.73 6.64 2207.11 5214.68 14:00:11 34.07 0.01 30.54 3.52 0.22 2681.49 13983.01 14:10:12 12.34 0.32 10.66 1.37 12.00 8444.58 2111.21 Average: 23.35 0.13 20.67 2.54 6.25 4447.39 7147.19 13:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:01 9848288 13438572 2519556 15.39 142908 3563552 2625292 15.07 700392 5436324 34768 14:00:11 9070620 13226572 2728368 16.66 163744 4074692 2768780 15.89 835004 6042752 140324 14:10:12 8962600 15376556 570832 3.49 184776 6238040 1096712 6.30 1656688 5220420 132 Average: 9293836 14013900 1939585 11.85 163809 4625428 2163595 12.42 1064028 5566499 58408 13:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:01 lo 1363.45 1363.45 1293.19 1293.19 0.00 0.00 0.00 0.00 13:50:01 ens3 44.87 37.68 27.59 12.81 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:11 lo 1440.42 1440.42 1372.36 1372.36 0.00 0.00 0.00 0.00 14:00:11 ens3 51.85 40.17 50.93 13.73 0.00 0.00 0.00 0.00 14:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:12 lo 2452.90 2452.90 9278.07 9278.07 0.00 0.00 0.00 0.00 14:10:12 ens3 50.87 51.96 135.61 380.19 0.00 0.00 0.00 0.00 14:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1752.75 1752.75 3982.36 3982.36 0.00 0.00 0.00 0.00 Average: ens3 49.23 43.29 71.50 135.61 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-7085) 04/23/26 _x86_64_ (4 CPU) 13:33:22 LINUX RESTART (4 CPU) 13:40:09 CPU %user %nice %system %iowait %steal %idle 13:50:01 all 67.83 0.00 2.40 0.50 0.12 29.15 13:50:01 0 66.81 0.00 2.49 0.35 0.12 30.23 13:50:01 1 68.86 0.00 2.03 0.28 0.12 28.71 13:50:01 2 67.81 0.00 2.14 0.78 0.12 29.16 13:50:01 3 67.84 0.00 2.96 0.57 0.12 28.50 14:00:11 all 64.03 0.00 2.62 0.15 0.12 33.07 14:00:11 0 62.50 0.00 2.45 0.10 0.12 34.83 14:00:11 1 62.46 0.00 2.89 0.16 0.12 34.37 14:00:11 2 66.70 0.00 2.50 0.18 0.12 30.50 14:00:11 3 64.49 0.00 2.65 0.16 0.12 32.58 14:10:12 all 35.57 0.00 1.34 0.62 0.08 62.40 14:10:12 0 28.24 0.00 1.71 0.20 0.07 69.78 14:10:12 1 38.67 0.00 1.48 0.75 0.08 59.01 14:10:12 2 45.47 0.00 0.90 0.20 0.08 53.35 14:10:12 3 29.92 0.00 1.26 1.33 0.07 67.42 Average: all 55.77 0.00 2.12 0.42 0.11 41.58 Average: 0 52.47 0.00 2.22 0.21 0.11 44.99 Average: 1 56.62 0.00 2.14 0.40 0.11 40.73 Average: 2 59.97 0.00 1.85 0.38 0.11 37.69 Average: 3 54.03 0.00 2.28 0.69 0.10 42.90