---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9844 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 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 680 9529 4 5779 14966 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:9b:26:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.237/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84748sec preferred_lft 84748sec inet6 fe80::f816:3eff:fe9b:2655/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:1e:fc:84:6b:ea 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-9844) 04/30/26 _x86_64_ (4 CPU) 05:33:20 LINUX RESTART (4 CPU) 05:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:50:09 10.71 0.01 8.96 1.74 0.24 652.38 34331.76 06:00:00 36.59 0.32 31.40 4.87 9.48 8075.79 27387.62 Average: 23.55 0.17 20.09 3.29 4.82 4333.96 30887.87 05:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:50:09 9743676 13215520 2743044 16.75 129672 3461656 3030288 17.39 678020 5556964 45056 06:00:00 9834476 15387116 561604 3.43 166700 5409576 1069212 6.14 1550048 4469216 7392 Average: 9789076 14301318 1652324 10.09 148186 4435616 2049750 11.77 1114034 5013090 26224 05:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:50:09 lo 53.49 53.49 13.33 13.33 0.00 0.00 0.00 0.00 05:50:09 ens3 4.66 4.12 3.86 1.16 0.00 0.00 0.00 0.00 05:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:00 lo 2463.27 2463.27 2368.86 2368.86 0.00 0.00 0.00 0.00 06:00:00 ens3 72.54 55.23 473.55 45.76 0.00 0.00 0.00 0.00 06:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1248.60 1248.60 1181.53 1181.53 0.00 0.00 0.00 0.00 Average: ens3 38.32 29.47 236.80 23.28 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-9844) 04/30/26 _x86_64_ (4 CPU) 05:33:20 LINUX RESTART (4 CPU) 05:40:09 CPU %user %nice %system %iowait %steal %idle 05:50:09 all 16.90 0.00 0.83 0.06 0.09 82.11 05:50:09 0 17.29 0.00 0.88 0.04 0.09 81.70 05:50:09 1 16.41 0.00 0.84 0.05 0.09 82.61 05:50:09 2 16.10 0.00 0.76 0.13 0.09 82.92 05:50:09 3 17.80 0.00 0.85 0.03 0.09 81.23 06:00:00 all 49.87 0.00 2.69 0.11 0.10 47.23 06:00:00 0 49.48 0.00 2.20 0.09 0.10 48.12 06:00:00 1 50.52 0.00 3.18 0.10 0.11 46.09 06:00:00 2 49.37 0.00 2.65 0.19 0.11 47.68 06:00:00 3 50.10 0.00 2.71 0.07 0.10 47.02 Average: all 33.24 0.00 1.75 0.09 0.10 64.82 Average: 0 33.26 0.00 1.53 0.06 0.10 65.05 Average: 1 33.32 0.00 2.00 0.07 0.10 64.51 Average: 2 32.60 0.00 1.70 0.16 0.10 65.44 Average: 3 33.80 0.00 1.77 0.05 0.09 64.28