---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7017 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 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 667 8696 4 6625 14978 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:5d:2e:72 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.118/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83797sec preferred_lft 83797sec inet6 fe80::f816:3eff:fe5d:2e72/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:51:f8:98:58:5f 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-7017) 04/23/26 _x86_64_ (4 CPU) 09:11:16 LINUX RESTART (4 CPU) 09:20:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:00 21.10 0.06 18.64 2.40 6.24 2084.18 5799.47 09:40:00 31.86 0.00 28.23 3.62 0.11 2829.88 119486.11 09:50:01 14.50 0.32 12.70 1.48 12.12 8490.78 48028.76 Average: 22.49 0.13 19.86 2.50 6.15 4474.47 57884.63 09:20:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:00 9380788 13033744 2923448 17.86 146644 3616960 2972140 17.06 722720 5878224 16260 09:40:00 9029924 13078988 2875656 17.56 163816 3971432 2860312 16.42 830804 6086584 56936 09:50:01 8950156 15372888 574624 3.51 181692 6249816 1109208 6.37 1659196 5241164 28008 Average: 9120289 13828540 2124576 12.98 164051 4612736 2313887 13.28 1070907 5735324 33735 09:20:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:00 lo 1153.11 1153.11 1092.06 1092.06 0.00 0.00 0.00 0.00 09:30:00 ens3 39.28 31.50 23.97 10.89 0.00 0.00 0.00 0.00 09:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:00 lo 1665.45 1665.45 1587.94 1587.94 0.00 0.00 0.00 0.00 09:40:00 ens3 38.17 31.71 50.29 15.52 0.00 0.00 0.00 0.00 09:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 lo 2424.54 2424.54 9276.68 9276.68 0.00 0.00 0.00 0.00 09:50:01 ens3 29.42 25.70 129.70 17.43 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1749.17 1749.17 3993.16 3993.16 0.00 0.00 0.00 0.00 Average: ens3 35.61 29.63 68.10 14.62 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-7017) 04/23/26 _x86_64_ (4 CPU) 09:11:16 LINUX RESTART (4 CPU) 09:20:04 CPU %user %nice %system %iowait %steal %idle 09:30:00 all 65.75 0.00 2.25 0.24 0.14 31.62 09:30:00 0 64.55 0.00 2.42 0.26 0.14 32.62 09:30:00 1 67.92 0.00 2.25 0.42 0.14 29.28 09:30:00 2 64.76 0.00 2.06 0.10 0.14 32.95 09:30:00 3 65.79 0.00 2.26 0.18 0.14 31.64 09:40:00 all 56.13 0.00 2.59 4.92 0.16 36.20 09:40:00 0 56.18 0.00 2.51 3.71 0.15 37.45 09:40:00 1 55.51 0.00 2.86 6.38 0.16 35.08 09:40:00 2 57.10 0.00 2.86 6.70 0.17 33.17 09:40:00 3 55.73 0.00 2.14 2.90 0.15 39.08 09:50:01 all 37.71 0.00 1.44 2.02 0.11 58.72 09:50:01 0 32.64 0.00 0.94 2.13 0.10 64.20 09:50:01 1 36.26 0.00 1.90 1.38 0.12 60.33 09:50:01 2 37.46 0.00 1.63 3.48 0.11 57.32 09:50:01 3 44.49 0.00 1.29 1.10 0.12 53.00 Average: all 53.16 0.00 2.09 2.39 0.14 42.22 Average: 0 51.07 0.00 1.95 2.04 0.13 44.81 Average: 1 53.19 0.00 2.34 2.73 0.14 41.61 Average: 2 53.06 0.00 2.18 3.43 0.14 41.19 Average: 3 55.31 0.00 1.89 1.39 0.13 41.27