---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10613 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 729 9595 4 5664 14917 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:ce:69:b3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.56/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84683sec preferred_lft 84683sec inet6 fe80::f816:3eff:fece:69b3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:c0:a4:83:4c:df 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-10613) 05/03/26 _x86_64_ (4 CPU) 06:26:19 LINUX RESTART (4 CPU) 06:30:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 28.79 0.82 25.17 2.81 230.73 4342.36 8019.16 06:50:10 29.23 0.05 26.02 3.16 1.61 5742.25 10755.88 Average: 29.01 0.43 25.60 2.98 114.94 5049.84 9402.25 06:30:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 9643928 13496744 2458304 15.01 159468 3780060 2703328 15.52 782528 5493696 11212 06:50:10 8079356 13247720 2701508 16.50 189844 4997708 2899388 16.64 1056032 6728560 22384 Average: 8861642 13372232 2579906 15.76 174656 4388884 2801358 16.08 919280 6111128 16798 06:30:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 1232.04 1232.04 1174.37 1174.37 0.00 0.00 0.00 0.00 06:40:01 ens3 69.55 54.16 391.75 14.97 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:10 lo 1005.48 1005.48 957.55 957.55 0.00 0.00 0.00 0.00 06:50:10 ens3 59.71 46.35 211.39 13.66 0.00 0.00 0.00 0.00 06:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1117.54 1117.54 1064.79 1064.79 0.00 0.00 0.00 0.00 Average: ens3 64.58 50.21 300.60 14.31 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-10613) 05/03/26 _x86_64_ (4 CPU) 06:26:19 LINUX RESTART (4 CPU) 06:30:05 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 65.19 0.00 2.36 0.08 0.09 32.28 06:40:01 0 65.65 0.00 2.53 0.05 0.09 31.67 06:40:01 1 65.33 0.00 2.25 0.11 0.09 32.22 06:40:01 2 63.90 0.00 2.41 0.07 0.09 33.54 06:40:01 3 65.89 0.00 2.26 0.08 0.09 31.68 06:50:10 all 60.64 0.00 2.28 0.07 0.09 36.93 06:50:10 0 58.15 0.00 2.24 0.10 0.09 39.43 06:50:10 1 63.63 0.00 2.62 0.08 0.09 33.58 06:50:10 2 61.07 0.00 2.13 0.04 0.08 36.68 06:50:10 3 59.72 0.00 2.12 0.05 0.09 38.02 Average: all 62.89 0.00 2.32 0.07 0.09 34.63 Average: 0 61.86 0.00 2.38 0.07 0.09 35.60 Average: 1 64.47 0.00 2.44 0.09 0.09 32.90 Average: 2 62.47 0.00 2.26 0.05 0.08 35.13 Average: 3 62.77 0.00 2.19 0.07 0.09 34.89