---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9397 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 714 9537 4 5736 14932 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:14:d7:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.144/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84506sec preferred_lft 84506sec inet6 fe80::f816:3eff:fe14:d7f4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:d0:d5:31:85:ec 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-9397) 04/28/26 _x86_64_ (4 CPU) 15:46:12 LINUX RESTART (4 CPU) 15:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:01 28.43 2.80 23.47 2.16 351.64 5243.01 5956.06 16:10:02 31.07 0.05 27.89 3.12 1.65 6012.97 11495.58 Average: 29.75 1.43 25.68 2.64 176.65 5627.97 8725.73 15:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:01 8879152 12861332 3094228 18.90 156880 3907608 3283200 18.85 805896 6253584 183288 16:10:02 7690168 12963416 2985512 18.23 190884 5096448 3195696 18.34 1093012 7088852 26184 Average: 8284660 12912374 3039870 18.57 173882 4502028 3239448 18.59 949454 6671218 104736 15:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:01 lo 880.65 880.65 839.19 839.19 0.00 0.00 0.00 0.00 16:00:01 ens3 106.56 78.89 688.83 17.62 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:02 lo 1322.97 1322.97 1260.70 1260.70 0.00 0.00 0.00 0.00 16:10:02 ens3 59.28 46.18 234.32 13.40 0.00 0.00 0.00 0.00 16:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1101.81 1101.81 1049.94 1049.94 0.00 0.00 0.00 0.00 Average: ens3 82.92 62.53 461.58 15.51 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-9397) 04/28/26 _x86_64_ (4 CPU) 15:46:12 LINUX RESTART (4 CPU) 15:50:00 CPU %user %nice %system %iowait %steal %idle 16:00:01 all 66.43 0.00 2.29 0.16 0.13 30.99 16:00:01 0 64.76 0.00 2.19 0.17 0.13 32.75 16:00:01 1 67.67 0.00 2.77 0.20 0.13 29.23 16:00:01 2 65.35 0.00 2.15 0.08 0.12 32.30 16:00:01 3 67.95 0.00 2.06 0.20 0.13 29.65 16:10:02 all 57.43 0.00 2.50 0.21 0.13 39.73 16:10:02 0 55.15 0.00 2.72 0.21 0.14 41.79 16:10:02 1 57.23 0.00 2.53 0.19 0.14 39.91 16:10:02 2 56.49 0.00 2.51 0.11 0.13 40.76 16:10:02 3 60.84 0.00 2.26 0.31 0.13 36.46 Average: all 61.93 0.00 2.40 0.18 0.13 35.36 Average: 0 59.96 0.00 2.45 0.19 0.13 37.27 Average: 1 62.45 0.00 2.65 0.20 0.13 34.57 Average: 2 60.92 0.00 2.33 0.09 0.13 36.53 Average: 3 64.40 0.00 2.16 0.26 0.13 33.06