---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-35574 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: 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 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 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 755 9174 4 6060 14891 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:6e:fe:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.89/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84110sec preferred_lft 84110sec inet6 fe80::f816:3eff:fe6e:fec3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:de:08:b9:be:72 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-35574) 07/13/26 _x86_64_ (4 CPU) 20:24:21 LINUX RESTART (4 CPU) 20:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:08 40.22 0.47 23.97 15.77 14.68 4678.75 239988.61 20:50:07 55.84 0.00 44.58 11.26 0.00 2676.69 11935.51 21:00:08 27.29 0.14 23.11 4.03 9.78 4467.03 5951.39 Average: 41.10 0.21 30.54 10.35 8.16 3941.98 85959.40 20:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:08 8817040 13304432 2646288 16.16 189752 4339196 2828316 16.23 781768 6291920 97972 20:50:07 8486404 13226860 2720516 16.62 215028 4538168 2800528 16.08 868332 6505840 13684 21:00:08 9529368 15368036 574548 3.51 243888 5549616 1111416 6.38 1231736 5028440 4 Average: 8944271 13966443 1980451 12.10 216223 4808993 2246753 12.90 960612 5942067 37220 20:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:08 lo 810.66 810.66 772.34 772.34 0.00 0.00 0.00 0.00 20:40:08 ens3 100.14 71.95 323.88 19.88 0.00 0.00 0.00 0.00 20:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:07 lo 5616.74 5616.74 5356.43 5356.43 0.00 0.00 0.00 0.00 20:50:07 ens3 76.58 56.32 25.75 19.40 0.00 0.00 0.00 0.00 20:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:08 lo 1763.58 1763.58 1661.44 1661.44 0.00 0.00 0.00 0.00 21:00:08 ens3 114.35 110.89 118.40 177.86 0.00 0.00 0.00 0.00 21:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2727.82 2727.82 2594.33 2594.33 0.00 0.00 0.00 0.00 Average: ens3 97.05 79.76 156.07 72.48 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-35574) 07/13/26 _x86_64_ (4 CPU) 20:24:21 LINUX RESTART (4 CPU) 20:30:08 CPU %user %nice %system %iowait %steal %idle 20:40:08 all 68.27 0.00 2.69 0.05 0.11 28.88 20:40:08 0 69.76 0.00 2.29 0.03 0.11 27.82 20:40:08 1 68.22 0.00 3.16 0.03 0.11 28.48 20:40:08 2 66.97 0.00 2.75 0.10 0.11 30.08 20:40:08 3 68.15 0.00 2.55 0.03 0.11 29.16 20:50:07 all 62.47 0.00 4.18 0.10 0.11 33.16 20:50:07 0 62.04 0.00 4.22 0.12 0.10 33.51 20:50:07 1 61.32 0.00 4.25 0.08 0.11 34.25 20:50:07 2 64.02 0.00 4.52 0.09 0.11 31.26 20:50:07 3 62.49 0.00 3.71 0.09 0.11 33.60 21:00:08 all 43.23 0.00 2.23 0.09 0.08 54.38 21:00:08 0 48.12 0.00 2.32 0.06 0.08 49.42 21:00:08 1 40.15 0.00 2.26 0.03 0.08 57.47 21:00:08 2 44.52 0.00 2.31 0.22 0.08 52.87 21:00:08 3 40.11 0.00 2.02 0.04 0.08 57.75 Average: all 57.97 0.00 3.03 0.08 0.10 38.82 Average: 0 59.96 0.00 2.94 0.07 0.10 36.93 Average: 1 56.54 0.00 3.22 0.05 0.10 40.09 Average: 2 58.48 0.00 3.19 0.14 0.10 38.09 Average: 3 56.90 0.00 2.76 0.05 0.10 40.18