---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-19309 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 11G 67G 14% / 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 736 10071 4 5180 14910 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:0a:1c:63 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.11/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84571sec preferred_lft 84571sec inet6 fe80::f816:3eff:fe0a:1c63/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:e9:04:cd:3b:20 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-19309) 05/23/26 _x86_64_ (4 CPU) 12:55:12 LINUX RESTART (4 CPU) 13:00:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:07 29.68 0.49 25.14 4.05 16.55 4195.96 8504.29 13:20:13 49.62 0.01 39.36 10.25 0.05 2790.31 14944.61 Average: 39.75 0.25 32.32 7.18 8.22 3486.26 11755.95 13:00:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:07 9181700 13313352 2640108 16.12 175624 4020404 3016548 17.31 685440 6063528 96916 13:20:13 8604604 13164372 2784984 17.01 210848 4370428 3029648 17.39 780912 6485496 116208 Average: 8893152 13238862 2712546 16.57 193236 4195416 3023098 17.35 733176 6274512 106562 13:00:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:07 lo 1836.55 1836.55 1750.72 1750.72 0.00 0.00 0.00 0.00 13:10:07 ens3 77.54 58.49 322.97 18.59 0.00 0.00 0.00 0.00 13:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:13 lo 5059.82 5059.82 4823.98 4823.98 0.00 0.00 0.00 0.00 13:20:13 ens3 59.40 44.66 21.24 15.53 0.00 0.00 0.00 0.00 13:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3463.95 3463.95 3302.38 3302.38 0.00 0.00 0.00 0.00 Average: ens3 68.38 51.51 170.63 17.05 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-19309) 05/23/26 _x86_64_ (4 CPU) 12:55:12 LINUX RESTART (4 CPU) 13:00:13 CPU %user %nice %system %iowait %steal %idle 13:10:07 all 65.04 0.00 3.02 0.09 0.13 31.73 13:10:07 0 63.72 0.00 2.67 0.06 0.12 33.43 13:10:07 1 65.40 0.00 3.08 0.07 0.13 31.32 13:10:07 2 65.30 0.00 3.06 0.14 0.13 31.37 13:10:07 3 65.72 0.00 3.25 0.11 0.13 30.80 13:20:13 all 62.56 0.00 4.05 0.14 0.11 33.14 13:20:13 0 61.58 0.00 4.46 0.16 0.11 33.69 13:20:13 1 62.87 0.00 4.03 0.13 0.11 32.86 13:20:13 2 63.55 0.00 3.75 0.16 0.11 32.43 13:20:13 3 62.23 0.00 3.95 0.10 0.11 33.61 Average: all 63.79 0.00 3.54 0.12 0.12 32.44 Average: 0 62.64 0.00 3.57 0.11 0.12 33.56 Average: 1 64.12 0.00 3.56 0.10 0.12 32.10 Average: 2 64.42 0.00 3.41 0.15 0.12 31.90 Average: 3 63.96 0.00 3.60 0.10 0.12 32.22