---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-373 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: 5599.86 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 696 9388 4 5904 14950 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:6b:b4:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.128/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84491sec preferred_lft 84491sec inet6 fe80::f816:3eff:fe6b:b402/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:e3:9a:da:48:8e 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-373) 07/29/26 _x86_64_ (4 CPU) 15:47:14 LINUX RESTART (4 CPU) 15:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:03 42.48 2.86 24.56 15.07 174.61 5402.12 253546.91 16:10:04 31.94 0.05 28.43 3.46 1.60 3149.45 12115.05 Average: 37.21 1.45 26.49 9.26 88.07 4275.27 132775.67 15:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:03 8960996 13090120 2864108 17.49 160632 4041036 3120228 17.91 752020 6224564 185080 16:10:04 8646596 13429896 2519868 15.39 188892 4616944 2758248 15.83 906524 6308956 268564 Average: 8803796 13260008 2691988 16.44 174762 4328990 2939238 16.87 829272 6266760 226822 15:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:03 lo 694.98 694.98 662.23 662.23 0.00 0.00 0.00 0.00 16:00:03 ens3 129.36 93.33 1151.58 18.46 0.00 0.00 0.00 0.00 16:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:04 lo 1525.31 1525.31 1453.74 1453.74 0.00 0.00 0.00 0.00 16:10:04 ens3 58.57 44.85 215.47 12.31 0.00 0.00 0.00 0.00 16:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1110.34 1110.34 1058.17 1058.17 0.00 0.00 0.00 0.00 Average: ens3 93.95 69.08 683.31 15.38 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-373) 07/29/26 _x86_64_ (4 CPU) 15:47:14 LINUX RESTART (4 CPU) 15:50:03 CPU %user %nice %system %iowait %steal %idle 16:00:03 all 58.93 0.00 2.08 0.08 0.10 38.81 16:00:03 0 56.43 0.00 1.79 0.07 0.10 41.61 16:00:03 1 60.47 0.00 2.26 0.09 0.10 37.08 16:00:03 2 58.34 0.00 2.23 0.07 0.10 39.27 16:00:03 3 60.49 0.00 2.04 0.07 0.10 37.30 16:10:04 all 56.47 0.00 2.45 0.06 0.10 40.92 16:10:04 0 54.53 0.00 2.27 0.04 0.10 43.06 16:10:04 1 56.46 0.00 2.46 0.04 0.10 40.93 16:10:04 2 56.68 0.00 2.56 0.04 0.10 40.62 16:10:04 3 58.21 0.00 2.50 0.10 0.10 39.09 Average: all 57.70 0.00 2.26 0.07 0.10 39.87 Average: 0 55.48 0.00 2.03 0.06 0.10 42.34 Average: 1 58.46 0.00 2.36 0.07 0.10 39.01 Average: 2 57.51 0.00 2.39 0.05 0.10 39.94 Average: 3 59.35 0.00 2.27 0.09 0.10 38.19