---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-19298 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 9.9G 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 676 11051 4 4260 14969 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:e6:94:0e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.15/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84809sec preferred_lft 84809sec inet6 fe80::f816:3eff:fee6:940e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:30:a3:a4:62:60 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-19298) 05/23/26 _x86_64_ (4 CPU) 10:47:21 LINUX RESTART (4 CPU) 10:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:01 18.33 0.32 4.53 13.48 29.29 1141.62 239855.57 11:10:01 8.24 0.52 7.25 0.47 19.01 1580.22 1847.29 Average: 13.28 0.42 5.89 6.97 24.14 1361.12 120741.27 10:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:01 8377388 11412412 4551224 27.80 108164 3093092 4729076 27.14 482324 7179008 296 11:10:01 8744068 12303048 3657456 22.34 125840 3568756 3916032 22.48 616124 6645160 112116 Average: 8560728 11857730 4104340 25.07 117002 3330924 4322554 24.81 549224 6912084 56206 10:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:01 lo 0.64 0.64 0.38 0.38 0.00 0.00 0.00 0.00 11:00:01 ens3 17.23 14.50 83.58 3.93 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 lo 169.89 169.89 161.60 161.60 0.00 0.00 0.00 0.00 11:10:01 ens3 41.72 29.46 434.33 5.10 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 85.34 85.34 81.06 81.06 0.00 0.00 0.00 0.00 Average: ens3 29.48 21.99 259.12 4.52 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-19298) 05/23/26 _x86_64_ (4 CPU) 10:47:21 LINUX RESTART (4 CPU) 10:50:02 CPU %user %nice %system %iowait %steal %idle 11:00:01 all 49.61 0.00 0.77 0.29 0.09 49.25 11:00:01 0 46.97 0.00 0.60 0.49 0.08 51.85 11:00:01 1 53.16 0.00 0.90 0.07 0.09 45.78 11:00:01 2 49.31 0.00 0.83 0.33 0.09 49.45 11:00:01 3 48.99 0.00 0.75 0.27 0.09 49.91 11:10:01 all 46.99 0.00 0.92 0.14 0.17 51.78 11:10:01 0 44.47 0.00 0.88 0.28 0.16 54.21 11:10:01 1 52.69 0.00 1.13 0.22 0.27 45.69 11:10:01 2 43.87 0.00 0.84 0.03 0.09 55.17 11:10:01 3 46.92 0.00 0.84 0.04 0.14 52.07 Average: all 48.30 0.00 0.84 0.22 0.13 50.51 Average: 0 45.73 0.00 0.74 0.39 0.12 53.02 Average: 1 52.93 0.00 1.01 0.14 0.18 45.73 Average: 2 46.60 0.00 0.83 0.18 0.09 52.30 Average: 3 47.95 0.00 0.79 0.15 0.11 50.99