---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-23709 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 68G 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 673 10513 4 4802 14973 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:c8:71:af brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.190/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84763sec preferred_lft 84763sec inet6 fe80::f816:3eff:fec8:71af/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:dd:7a:fd:21:20 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-23709) 06/04/26 _x86_64_ (4 CPU) 17:07:20 LINUX RESTART (4 CPU) 17:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:20:09 15.81 2.24 12.47 1.10 137.17 3176.96 3459.15 17:30:01 29.09 0.81 23.86 4.42 27.46 4242.34 11254.47 Average: 22.37 1.54 18.09 2.74 83.02 3702.83 7306.86 17:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:20:09 10272092 13760260 2198276 13.43 137588 3460816 2494216 14.32 601956 5100804 35236 17:30:01 10826412 15383720 567356 3.47 171136 4419612 1121016 6.43 893240 4170668 192 Average: 10549252 14571990 1382816 8.45 154362 3940214 1807616 10.38 747598 4635736 17714 17:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:20:09 lo 1.41 1.41 0.14 0.14 0.00 0.00 0.00 0.00 17:20:09 ens3 94.11 73.09 446.28 19.67 0.00 0.00 0.00 0.00 17:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 lo 1703.28 1703.28 1619.79 1619.79 0.00 0.00 0.00 0.00 17:30:01 ens3 91.34 74.23 412.57 68.73 0.00 0.00 0.00 0.00 17:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 841.44 841.44 799.59 799.59 0.00 0.00 0.00 0.00 Average: ens3 92.74 73.65 429.64 43.89 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-23709) 06/04/26 _x86_64_ (4 CPU) 17:07:20 LINUX RESTART (4 CPU) 17:10:01 CPU %user %nice %system %iowait %steal %idle 17:20:09 all 72.41 0.00 2.30 0.31 0.11 24.86 17:20:09 0 71.64 0.00 2.10 0.28 0.11 25.87 17:20:09 1 71.34 0.00 2.41 0.05 0.12 26.09 17:20:09 2 74.05 0.00 2.43 0.29 0.11 23.12 17:20:09 3 72.62 0.00 2.27 0.63 0.11 24.37 17:30:01 all 57.71 0.00 2.55 0.34 0.10 39.30 17:30:01 0 58.35 0.00 2.66 1.08 0.10 37.81 17:30:01 1 57.12 0.00 2.34 0.13 0.09 40.30 17:30:01 2 58.75 0.00 3.11 0.06 0.09 37.98 17:30:01 3 56.62 0.00 2.10 0.07 0.10 41.11 Average: all 65.15 0.00 2.42 0.32 0.10 31.99 Average: 0 65.08 0.00 2.38 0.68 0.11 31.76 Average: 1 64.32 0.00 2.38 0.09 0.11 33.11 Average: 2 66.50 0.00 2.76 0.18 0.10 30.46 Average: 3 64.72 0.00 2.18 0.35 0.10 32.64