---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-21413 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 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 704 9673 4 5611 14942 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:7e:fe:7a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.168/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84366sec preferred_lft 84366sec inet6 fe80::f816:3eff:fe7e:fe7a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:5e:2c:eb:bb:16 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-21413) 05/30/26 _x86_64_ (4 CPU) 06:28:12 LINUX RESTART (4 CPU) 06:30:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:00 17.31 2.56 14.03 0.72 143.61 4376.32 880.72 06:50:00 45.87 0.17 28.69 17.01 7.02 3057.27 259706.11 07:00:01 28.55 0.30 25.14 3.11 11.77 6487.24 79816.92 Average: 30.62 1.00 22.65 6.96 53.84 4642.28 113768.79 06:30:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:00 9524436 13018100 2941228 17.96 141828 3460952 3213396 18.44 622536 5834660 28232 06:50:00 8870756 12930900 3023004 18.46 169860 3949272 3455320 19.83 803896 6249276 77340 07:00:01 10003888 15388196 558544 3.41 199844 5163516 1099408 6.31 912700 4909052 4 Average: 9466360 13779065 2174259 13.28 170511 4191247 2589375 14.86 779711 5664329 35192 06:30:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:00 lo 312.18 312.18 297.09 297.09 0.00 0.00 0.00 0.00 06:40:00 ens3 89.44 69.54 788.59 13.31 0.00 0.00 0.00 0.00 06:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:00 lo 1558.12 1558.12 1485.30 1485.30 0.00 0.00 0.00 0.00 06:50:00 ens3 53.45 41.75 187.70 13.26 0.00 0.00 0.00 0.00 06:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:01 lo 298.20 298.20 277.57 277.57 0.00 0.00 0.00 0.00 07:00:01 ens3 63.19 57.63 114.74 178.54 0.00 0.00 0.00 0.00 07:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 723.73 723.73 687.50 687.50 0.00 0.00 0.00 0.00 Average: ens3 68.63 56.27 362.29 68.60 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-21413) 05/30/26 _x86_64_ (4 CPU) 06:28:12 LINUX RESTART (4 CPU) 06:30:05 CPU %user %nice %system %iowait %steal %idle 06:40:00 all 36.59 0.00 1.18 0.06 0.09 62.08 06:40:00 0 37.31 0.00 0.90 0.07 0.09 61.63 06:40:00 1 36.20 0.00 1.23 0.07 0.09 62.41 06:40:00 2 37.15 0.00 1.37 0.07 0.08 61.33 06:40:00 3 35.70 0.00 1.22 0.03 0.09 62.96 06:50:00 all 63.40 0.00 2.63 0.08 0.12 33.77 06:50:00 0 63.17 0.00 2.61 0.11 0.12 34.00 06:50:00 1 65.53 0.00 2.59 0.08 0.13 31.67 06:50:00 2 63.01 0.00 2.84 0.06 0.12 33.96 06:50:00 3 61.91 0.00 2.46 0.08 0.12 35.43 07:00:01 all 52.11 0.00 1.83 0.12 0.12 45.81 07:00:01 0 49.13 0.00 1.86 0.09 0.12 48.80 07:00:01 1 56.63 0.00 2.13 0.10 0.13 41.01 07:00:01 2 49.93 0.00 1.58 0.17 0.12 48.21 07:00:01 3 52.78 0.00 1.76 0.11 0.12 45.23 Average: all 50.73 0.00 1.88 0.09 0.11 47.19 Average: 0 49.90 0.00 1.79 0.09 0.11 48.10 Average: 1 52.83 0.00 1.99 0.08 0.11 44.99 Average: 2 50.05 0.00 1.93 0.10 0.11 47.81 Average: 3 50.16 0.00 1.81 0.07 0.11 47.85