---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-35518 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: 5599.94 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 702 9367 4 5919 14943 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:60:fe:9e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.54/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84598sec preferred_lft 84598sec inet6 fe80::f816:3eff:fe60:fe9e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:77:23:20:bd:d2 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-35518) 07/13/26 _x86_64_ (4 CPU) 12:35:27 LINUX RESTART (4 CPU) 12:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:09 44.87 0.78 27.99 16.10 47.65 4962.84 262321.41 13:00:11 30.66 0.05 27.59 3.01 1.65 6054.20 18600.82 Average: 37.80 0.42 27.79 9.59 24.78 5505.56 141121.17 12:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:09 9071360 13116028 2837692 17.33 165240 3953332 3004008 17.24 752636 6095656 12144 13:00:11 7294396 12754360 3192796 19.50 190132 5271200 3420524 19.63 1051052 7503020 22340 Average: 8182878 12935194 3015244 18.42 177686 4612266 3212266 18.44 901844 6799338 17242 12:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:09 lo 1224.06 1224.06 1166.99 1166.99 0.00 0.00 0.00 0.00 12:50:09 ens3 91.08 59.85 645.53 14.79 0.00 0.00 0.00 0.00 12:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:11 lo 959.42 959.42 913.87 913.87 0.00 0.00 0.00 0.00 13:00:11 ens3 64.16 48.01 234.05 12.97 0.00 0.00 0.00 0.00 13:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1092.46 1092.46 1041.12 1041.12 0.00 0.00 0.00 0.00 Average: ens3 77.69 53.96 440.90 13.88 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-35518) 07/13/26 _x86_64_ (4 CPU) 12:35:27 LINUX RESTART (4 CPU) 12:40:01 CPU %user %nice %system %iowait %steal %idle 12:50:09 all 63.14 0.00 2.36 0.12 0.09 34.29 12:50:09 0 64.35 0.00 2.15 0.08 0.09 33.33 12:50:09 1 63.64 0.00 2.85 0.10 0.09 33.33 12:50:09 2 62.26 0.00 2.32 0.14 0.09 35.19 12:50:09 3 62.32 0.00 2.12 0.15 0.09 35.32 13:00:11 all 58.18 0.00 2.21 0.08 0.10 39.43 13:00:11 0 59.78 0.00 2.25 0.13 0.10 37.74 13:00:11 1 56.19 0.00 2.15 0.10 0.10 41.46 13:00:11 2 60.66 0.00 2.54 0.06 0.10 36.64 13:00:11 3 56.08 0.00 1.89 0.04 0.10 41.89 Average: all 60.67 0.00 2.29 0.10 0.09 36.85 Average: 0 62.08 0.00 2.20 0.11 0.10 35.52 Average: 1 59.93 0.00 2.50 0.10 0.09 37.37 Average: 2 61.46 0.00 2.43 0.10 0.10 35.91 Average: 3 59.21 0.00 2.01 0.09 0.09 38.59