---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-30839 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: 5600.00 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 713 9577 4 5698 14933 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:6c:85:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.245/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84440sec preferred_lft 84440sec inet6 fe80::f816:3eff:fe6c:8506/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:00:c0:27:b6:71 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-30839) 06/26/26 _x86_64_ (4 CPU) 12:36:39 LINUX RESTART (4 CPU) 12:40:26 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:16 23.09 2.72 18.68 1.70 150.43 4774.78 10612.35 13:00:26 30.42 0.04 27.16 3.22 1.52 3121.98 25880.35 Average: 26.82 1.36 22.99 2.47 74.69 3934.05 18378.67 12:40:26 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:16 9550656 13287792 2668636 16.30 156744 3666484 2896056 16.62 708612 5676388 15192 13:00:26 8413232 13275168 2675756 16.34 189920 4692704 2911568 16.71 1013684 6446048 535852 Average: 8981944 13281480 2672196 16.32 173332 4179594 2903812 16.67 861148 6061218 275522 12:40:26 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:16 lo 717.74 717.74 683.79 683.79 0.00 0.00 0.00 0.00 12:50:16 ens3 110.56 82.98 833.11 17.70 0.00 0.00 0.00 0.00 12:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:26 lo 1558.76 1558.76 1485.67 1485.67 0.00 0.00 0.00 0.00 13:00:26 ens3 59.55 44.55 212.61 12.62 0.00 0.00 0.00 0.00 13:00:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1145.54 1145.54 1091.68 1091.68 0.00 0.00 0.00 0.00 Average: ens3 84.62 63.43 517.48 15.12 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-30839) 06/26/26 _x86_64_ (4 CPU) 12:36:39 LINUX RESTART (4 CPU) 12:40:26 CPU %user %nice %system %iowait %steal %idle 12:50:16 all 63.09 0.00 2.12 0.07 0.12 34.59 12:50:16 0 61.28 0.00 2.18 0.12 0.12 36.29 12:50:16 1 64.83 0.00 1.98 0.03 0.12 33.04 12:50:16 2 64.73 0.00 1.99 0.07 0.13 33.08 12:50:16 3 61.54 0.00 2.35 0.05 0.12 35.94 13:00:26 all 58.72 0.00 2.48 0.13 0.12 38.55 13:00:26 0 55.84 0.00 2.30 0.15 0.12 41.59 13:00:26 1 60.83 0.00 2.50 0.12 0.12 36.43 13:00:26 2 59.69 0.00 2.65 0.19 0.12 37.34 13:00:26 3 58.50 0.00 2.48 0.07 0.12 38.82 Average: all 60.87 0.00 2.31 0.10 0.12 36.60 Average: 0 58.51 0.00 2.24 0.14 0.12 38.99 Average: 1 62.80 0.00 2.25 0.07 0.12 34.76 Average: 2 62.17 0.00 2.33 0.13 0.12 35.25 Average: 3 59.99 0.00 2.42 0.06 0.12 37.41