---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-15715 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 689 9430 4 5869 14957 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:38:2e:2a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.76/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84560sec preferred_lft 84560sec inet6 fe80::f816:3eff:fe38:2e2a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:6f:b3:be:92:96 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-15715) 05/16/26 _x86_64_ (4 CPU) 05:12:30 LINUX RESTART (4 CPU) 05:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:01 10.64 0.02 8.95 1.67 0.55 676.47 38824.73 05:40:01 39.42 0.32 33.58 5.52 9.01 8216.97 29847.35 Average: 25.03 0.17 21.26 3.60 4.78 4446.72 34336.04 05:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:01 10110804 13560692 2398728 14.65 129436 3442892 2725808 15.65 674776 5205428 6368 05:40:01 9709032 15358568 589588 3.60 172168 5492208 1129280 6.48 1565572 4583396 31336 Average: 9909918 14459630 1494158 9.13 150802 4467550 1927544 11.06 1120174 4894412 18852 05:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:01 lo 54.86 54.86 13.82 13.82 0.00 0.00 0.00 0.00 05:30:01 ens3 6.42 4.93 4.19 1.56 0.00 0.00 0.00 0.00 05:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 lo 2334.27 2334.27 2245.04 2245.04 0.00 0.00 0.00 0.00 05:40:01 ens3 82.68 63.81 469.41 16.15 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1194.57 1194.57 1129.43 1129.43 0.00 0.00 0.00 0.00 Average: ens3 44.55 34.37 236.80 8.85 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-15715) 05/16/26 _x86_64_ (4 CPU) 05:12:30 LINUX RESTART (4 CPU) 05:20:01 CPU %user %nice %system %iowait %steal %idle 05:30:01 all 16.53 0.00 0.78 0.08 0.09 82.53 05:30:01 0 16.59 0.00 0.81 0.10 0.08 82.41 05:30:01 1 16.55 0.00 0.74 0.04 0.08 82.59 05:30:01 2 16.87 0.00 0.83 0.06 0.08 82.16 05:30:01 3 16.10 0.00 0.75 0.11 0.09 82.94 05:40:01 all 53.33 0.00 2.75 0.12 0.10 43.70 05:40:01 0 53.75 0.00 2.58 0.09 0.10 43.47 05:40:01 1 54.30 0.00 2.49 0.19 0.10 42.93 05:40:01 2 53.16 0.00 3.12 0.12 0.10 43.50 05:40:01 3 52.11 0.00 2.80 0.08 0.10 44.90 Average: all 34.96 0.00 1.77 0.10 0.09 63.08 Average: 0 35.19 0.00 1.70 0.10 0.09 62.93 Average: 1 35.47 0.00 1.62 0.11 0.09 62.71 Average: 2 35.04 0.00 1.97 0.09 0.09 62.80 Average: 3 34.14 0.00 1.78 0.10 0.10 63.89