---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7162 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 9.8G 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 686 11043 4 4259 14960 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:a6:df:f1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.75/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84732sec preferred_lft 84732sec inet6 fe80::f816:3eff:fea6:dff1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:cb:87:9d:74:2c 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-7162) 04/23/26 _x86_64_ (4 CPU) 20:56:59 LINUX RESTART (4 CPU) 21:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:10:21 29.59 2.50 22.91 4.17 138.87 3103.42 20072.92 21:20:01 46.46 0.32 37.74 8.40 12.29 4509.73 24626.42 Average: 37.75 1.45 30.08 6.22 77.65 3783.59 22275.25 21:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:10:21 10942036 14019624 1941824 11.86 136776 3088492 2169364 12.45 513948 4546556 21176 21:20:01 11404572 15403228 551956 3.37 194848 3869716 1112224 6.38 778528 3741208 1092 Average: 11173304 14711426 1246890 7.62 165812 3479104 1640794 9.42 646238 4143882 11134 21:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:10:21 lo 2334.25 2334.25 2225.85 2225.85 0.00 0.00 0.00 0.00 21:10:21 ens3 115.61 88.04 758.27 20.43 0.00 0.00 0.00 0.00 21:10:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:01 lo 4009.57 4009.57 3819.46 3819.46 0.00 0.00 0.00 0.00 21:20:01 ens3 114.47 90.44 118.74 53.09 0.00 0.00 0.00 0.00 21:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3144.53 3144.53 2996.60 2996.60 0.00 0.00 0.00 0.00 Average: ens3 115.06 89.20 448.96 36.23 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-7162) 04/23/26 _x86_64_ (4 CPU) 20:56:59 LINUX RESTART (4 CPU) 21:00:01 CPU %user %nice %system %iowait %steal %idle 21:10:21 all 36.51 0.00 2.06 0.07 0.06 61.31 21:10:21 0 35.72 0.00 2.27 0.09 0.05 61.87 21:10:21 1 35.80 0.00 2.17 0.10 0.06 61.87 21:10:21 2 37.03 0.00 1.94 0.03 0.06 60.95 21:10:21 3 37.48 0.00 1.85 0.06 0.06 60.55 21:20:01 all 60.06 0.00 3.69 0.10 0.08 36.08 21:20:01 0 57.87 0.00 3.35 0.19 0.08 38.51 21:20:01 1 60.21 0.00 3.71 0.07 0.08 35.94 21:20:01 2 60.55 0.00 3.69 0.05 0.08 35.63 21:20:01 3 61.61 0.00 3.99 0.07 0.08 34.24 Average: all 47.88 0.00 2.84 0.08 0.07 49.12 Average: 0 46.43 0.00 2.79 0.14 0.07 50.57 Average: 1 47.59 0.00 2.91 0.09 0.07 49.34 Average: 2 48.39 0.00 2.79 0.04 0.07 48.72 Average: 3 49.12 0.00 2.89 0.07 0.07 47.86