---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9596 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 10G 68G 13% / 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 649 10845 4 4493 14996 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:83:fb:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.69/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85071sec preferred_lft 85071sec inet6 fe80::f816:3eff:fe83:fbe8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:26:c1:90:42:0a 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-9596) 04/29/26 _x86_64_ (4 CPU) 09:39:51 LINUX RESTART (4 CPU) 09:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:50:03 83.51 12.04 65.02 6.45 1929.42 10442.20 37871.73 10:00:03 37.31 0.32 30.17 6.82 12.03 3722.48 20818.52 Average: 60.47 6.19 47.65 6.63 973.42 7091.81 29369.15 09:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:03 10203060 13756228 2202928 13.45 151968 3525428 2438376 14.00 698176 5077372 117224 10:00:03 11153396 15391400 561748 3.43 197504 4102248 1102112 6.33 917884 3830276 344 Average: 10678228 14573814 1382338 8.44 174736 3813838 1770244 10.16 808030 4453824 58784 09:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:03 lo 3277.07 3277.07 3125.46 3125.46 0.00 0.00 0.00 0.00 09:50:03 ens3 194.26 142.57 1199.85 35.66 0.00 0.00 0.00 0.00 09:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:03 lo 2882.32 2882.32 2737.13 2737.13 0.00 0.00 0.00 0.00 10:00:03 ens3 119.89 104.93 120.94 154.24 0.00 0.00 0.00 0.00 10:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3080.25 3080.25 2931.84 2931.84 0.00 0.00 0.00 0.00 Average: ens3 157.18 123.81 661.91 94.78 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-9596) 04/29/26 _x86_64_ (4 CPU) 09:39:51 LINUX RESTART (4 CPU) 09:40:00 CPU %user %nice %system %iowait %steal %idle 09:50:03 all 54.32 0.00 3.42 0.41 0.09 41.77 09:50:03 0 53.06 0.00 3.45 0.39 0.09 43.02 09:50:03 1 54.81 0.00 3.33 0.16 0.09 41.61 09:50:03 2 54.50 0.00 3.16 0.48 0.09 41.77 09:50:03 3 54.90 0.00 3.73 0.59 0.09 40.68 10:00:03 all 47.27 0.00 2.70 0.10 0.09 49.84 10:00:03 0 47.32 0.00 2.65 0.07 0.09 49.88 10:00:03 1 47.11 0.00 2.85 0.16 0.08 49.79 10:00:03 2 48.94 0.00 2.85 0.03 0.09 48.10 10:00:03 3 45.71 0.00 2.45 0.15 0.09 51.60 Average: all 50.80 0.00 3.06 0.25 0.09 45.80 Average: 0 50.19 0.00 3.05 0.23 0.09 46.44 Average: 1 50.97 0.00 3.09 0.16 0.09 45.69 Average: 2 51.72 0.00 3.01 0.25 0.09 44.93 Average: 3 50.31 0.00 3.09 0.37 0.09 46.13