---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-34711 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: 5600.00 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 13G 66G 16% / 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 694 8547 4 6747 14952 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:f0:81:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.248/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84250sec preferred_lft 84250sec inet6 fe80::f816:3eff:fef0:81e2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:e8:75:53:6a:8c 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-34711) 07/11/26 _x86_64_ (4 CPU) 02:24:25 LINUX RESTART (4 CPU) 02:30:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:40:12 21.49 0.07 19.17 2.25 6.57 2143.72 6422.58 02:50:12 30.92 0.03 27.91 2.98 0.44 4389.79 12994.01 Average: 26.20 0.05 23.53 2.62 3.51 3265.35 9704.19 02:30:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:40:12 8777324 12747696 3207964 19.59 145384 3928716 3175576 18.23 741440 6441988 16700 02:50:12 7376532 12349020 3602216 22.00 161788 4870468 3455496 19.83 1016828 7518532 180 Average: 8076928 12548358 3405090 20.80 153586 4399592 3315536 19.03 879134 6980260 8440 02:30:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:40:12 lo 1083.05 1083.05 1025.64 1025.64 0.00 0.00 0.00 0.00 02:40:12 ens3 49.67 36.85 45.37 12.34 0.00 0.00 0.00 0.00 02:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:50:12 lo 1382.53 1382.53 1312.95 1312.95 0.00 0.00 0.00 0.00 02:50:12 ens3 56.28 38.24 27.35 13.51 0.00 0.00 0.00 0.00 02:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1232.61 1232.61 1169.12 1169.12 0.00 0.00 0.00 0.00 Average: ens3 52.97 37.55 36.37 12.92 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-34711) 07/11/26 _x86_64_ (4 CPU) 02:24:25 LINUX RESTART (4 CPU) 02:30:11 CPU %user %nice %system %iowait %steal %idle 02:40:12 all 63.82 0.00 2.14 0.15 0.10 33.79 02:40:12 0 63.00 0.00 2.43 0.04 0.10 34.43 02:40:12 1 64.04 0.00 2.20 0.24 0.10 33.42 02:40:12 2 63.49 0.00 2.04 0.08 0.10 34.29 02:40:12 3 64.75 0.00 1.90 0.23 0.10 33.03 02:50:12 all 54.89 0.00 2.31 0.11 0.09 42.60 02:50:12 0 56.97 0.00 2.26 0.13 0.09 40.55 02:50:12 1 54.36 0.00 2.48 0.17 0.09 42.91 02:50:12 2 56.66 0.00 2.35 0.07 0.09 40.83 02:50:12 3 51.58 0.00 2.15 0.07 0.09 46.11 Average: all 59.36 0.00 2.22 0.13 0.09 38.19 Average: 0 59.99 0.00 2.35 0.09 0.09 37.49 Average: 1 59.21 0.00 2.34 0.21 0.09 38.16 Average: 2 60.08 0.00 2.19 0.08 0.09 37.56 Average: 3 58.17 0.00 2.02 0.15 0.09 39.56