---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-29151 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 12G 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 686 8868 4 6434 14960 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:c5:4a:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.91/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84344sec preferred_lft 84344sec inet6 fe80::f816:3eff:fec5:4a68/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:21:8e:9d:5a:9f 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-29151) 06/21/26 _x86_64_ (4 CPU) 05:24:09 LINUX RESTART (4 CPU) 05:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:37 22.73 0.06 20.03 2.64 5.97 2162.48 10835.11 05:50:40 27.42 0.02 24.76 2.64 0.36 4059.37 4745.44 Average: 25.01 0.04 22.33 2.64 3.24 3085.16 7872.99 05:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:37 9381760 13110864 2845248 17.38 145640 3689112 2918108 16.75 715044 5843776 19988 05:50:40 6312868 10994332 4958492 30.28 160372 4584608 4883280 28.03 975588 8634464 1268 Average: 7847314 12052598 3901870 23.83 153006 4136860 3900694 22.39 845316 7239120 10628 05:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:37 lo 1299.07 1299.07 1231.77 1231.77 0.00 0.00 0.00 0.00 05:40:37 ens3 41.81 32.80 23.68 11.02 0.00 0.00 0.00 0.00 05:40:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:40 lo 1174.52 1174.52 1112.64 1112.64 0.00 0.00 0.00 0.00 05:50:40 ens3 37.34 29.98 37.54 10.35 0.00 0.00 0.00 0.00 05:50:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1238.49 1238.49 1173.82 1173.82 0.00 0.00 0.00 0.00 Average: ens3 39.63 31.43 30.42 10.70 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-29151) 06/21/26 _x86_64_ (4 CPU) 05:24:09 LINUX RESTART (4 CPU) 05:30:00 CPU %user %nice %system %iowait %steal %idle 05:40:37 all 65.82 0.00 2.26 0.05 0.08 31.78 05:40:37 0 66.13 0.00 2.34 0.04 0.09 31.40 05:40:37 1 66.84 0.00 2.50 0.06 0.09 30.51 05:40:37 2 64.46 0.00 2.17 0.02 0.09 33.26 05:40:37 3 65.85 0.00 2.04 0.08 0.08 31.95 05:50:40 all 55.64 0.00 2.32 0.09 0.09 41.87 05:50:40 0 56.23 0.00 2.20 0.04 0.09 41.44 05:50:40 1 55.48 0.00 2.31 0.13 0.09 41.99 05:50:40 2 55.44 0.00 2.45 0.10 0.09 41.92 05:50:40 3 55.40 0.00 2.32 0.07 0.09 42.12 Average: all 60.87 0.00 2.29 0.07 0.09 36.69 Average: 0 61.32 0.00 2.27 0.04 0.09 36.28 Average: 1 61.32 0.00 2.41 0.09 0.09 36.09 Average: 2 60.08 0.00 2.31 0.06 0.09 37.47 Average: 3 60.77 0.00 2.18 0.08 0.09 36.89