---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-16013 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 11G 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 717 9730 4 5541 14928 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:54:3f:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.148/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84649sec preferred_lft 84649sec inet6 fe80::f816:3eff:fe54:3f18/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:55:41:e3:ab:ee 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-16013) 05/17/26 _x86_64_ (4 CPU) 06:26:21 LINUX RESTART (4 CPU) 06:30:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 28.67 2.11 24.31 2.25 133.47 5041.06 5271.31 06:50:11 31.20 0.04 27.79 3.36 1.54 5807.50 11707.56 Average: 29.95 1.06 26.08 2.82 66.46 5430.33 8540.24 06:30:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 9202216 13085076 2870804 17.53 157184 3807328 3161244 18.15 731764 6015628 186248 06:50:11 7825652 12880732 3069144 18.75 188296 4885268 3499304 20.09 1003832 7046016 36464 Average: 8513934 12982904 2969974 18.14 172740 4346298 3330274 19.12 867798 6530822 111356 06:30:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 1058.28 1058.28 1008.57 1008.57 0.00 0.00 0.00 0.00 06:40:01 ens3 72.65 55.91 361.42 15.90 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:11 lo 1139.32 1139.32 1084.48 1084.48 0.00 0.00 0.00 0.00 06:50:11 ens3 56.87 42.82 210.36 12.71 0.00 0.00 0.00 0.00 06:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1099.44 1099.44 1047.12 1047.12 0.00 0.00 0.00 0.00 Average: ens3 64.63 49.26 284.69 14.28 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-16013) 05/17/26 _x86_64_ (4 CPU) 06:26:21 LINUX RESTART (4 CPU) 06:30:11 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 66.67 0.00 2.25 0.09 0.09 30.90 06:40:01 0 67.09 0.00 2.53 0.07 0.09 30.23 06:40:01 1 66.29 0.00 1.98 0.11 0.09 31.53 06:40:01 2 67.09 0.00 2.54 0.09 0.09 30.20 06:40:01 3 66.23 0.00 1.95 0.08 0.09 31.64 06:50:11 all 58.53 0.00 2.29 0.09 0.08 39.01 06:50:11 0 57.93 0.00 2.24 0.04 0.08 39.71 06:50:11 1 60.68 0.00 2.58 0.09 0.08 36.57 06:50:11 2 56.36 0.00 2.06 0.08 0.08 41.43 06:50:11 3 59.17 0.00 2.28 0.15 0.08 38.32 Average: all 62.54 0.00 2.27 0.09 0.08 35.02 Average: 0 62.44 0.00 2.38 0.05 0.08 35.04 Average: 1 63.44 0.00 2.28 0.10 0.09 34.09 Average: 2 61.63 0.00 2.29 0.08 0.08 35.91 Average: 3 62.64 0.00 2.12 0.12 0.08 35.03