---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-19372 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 669 10740 4 4579 14977 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:36:80:b9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.249/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84754sec preferred_lft 84754sec inet6 fe80::f816:3eff:fe36:80b9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:3c:ed:28:9d:95 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-19372) 05/23/26 _x86_64_ (4 CPU) 21:55:42 LINUX RESTART (4 CPU) 22:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:11 67.84 2.85 43.85 21.14 534.26 5215.37 254329.69 22:20:11 24.80 0.32 20.09 4.39 12.03 2705.64 4396.75 Average: 46.50 1.59 32.07 12.84 275.31 3970.94 130402.14 22:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:11 10077676 13810196 2146712 13.11 169896 3660836 2423528 13.91 752244 5125188 15496 22:20:11 11065216 15390484 563256 3.44 199244 4181192 1123236 6.45 924312 3902576 164 Average: 10571446 14600340 1354984 8.28 184570 3921014 1773382 10.18 838278 4513882 7830 22:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:11 lo 4465.21 4465.21 4257.49 4257.49 0.00 0.00 0.00 0.00 22:10:11 ens3 130.86 100.01 745.35 30.13 0.00 0.00 0.00 0.00 22:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:11 lo 1730.68 1730.68 1639.58 1639.58 0.00 0.00 0.00 0.00 22:20:11 ens3 77.22 72.45 110.77 121.00 0.00 0.00 0.00 0.00 22:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3109.31 3109.31 2959.41 2959.41 0.00 0.00 0.00 0.00 Average: ens3 104.26 86.34 430.69 75.19 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-19372) 05/23/26 _x86_64_ (4 CPU) 21:55:42 LINUX RESTART (4 CPU) 22:00:00 CPU %user %nice %system %iowait %steal %idle 22:10:11 all 66.02 0.00 3.93 0.19 0.10 29.76 22:10:11 0 65.92 0.00 3.71 0.14 0.10 30.14 22:10:11 1 65.92 0.00 4.38 0.20 0.10 29.40 22:10:11 2 65.70 0.00 4.20 0.29 0.10 29.71 22:10:11 3 66.53 0.00 3.44 0.14 0.09 29.79 22:20:11 all 29.36 0.00 1.70 0.10 0.06 68.78 22:20:11 0 28.38 0.00 1.73 0.05 0.06 69.78 22:20:11 1 28.49 0.00 1.63 0.17 0.06 69.65 22:20:11 2 29.40 0.00 1.51 0.07 0.05 68.97 22:20:11 3 31.16 0.00 1.93 0.12 0.06 66.72 Average: all 47.81 0.00 2.82 0.15 0.08 49.14 Average: 0 47.28 0.00 2.72 0.09 0.08 49.82 Average: 1 47.32 0.00 3.02 0.19 0.08 49.40 Average: 2 47.68 0.00 2.86 0.18 0.07 49.20 Average: 3 48.97 0.00 2.69 0.13 0.08 48.13