---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-28338 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 13G 65G 17% / 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 657 8301 4 7029 14989 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:ea:93:f3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.108/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83866sec preferred_lft 83866sec inet6 fe80::f816:3eff:feea:93f3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:71:ec:32:65:e8 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-28338) 06/18/26 _x86_64_ (4 CPU) 10:58:51 LINUX RESTART (4 CPU) 11:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:03 35.20 3.90 28.78 2.53 201.67 6106.40 8468.72 11:20:03 27.77 0.01 24.60 3.16 0.20 2130.79 14249.43 11:30:03 21.81 0.03 19.83 1.95 0.43 3801.17 12296.80 11:40:03 26.56 0.30 10.99 15.27 11.63 7412.33 259991.59 Average: 27.84 1.06 21.05 5.73 53.48 4862.67 73751.63 11:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:03 9931268 13492004 2467360 15.07 132912 3552420 2675652 15.36 641732 5423252 119232 11:20:03 8900732 12736864 3219040 19.66 150932 3783728 3234784 18.57 748140 6314556 34436 11:30:03 7526104 12291748 3660512 22.36 169676 4654580 3494992 20.06 1008936 7376212 284 11:40:03 8594552 15433748 510548 3.12 185400 6646264 1029200 5.91 1767644 5468988 2856 Average: 8738164 13488591 2464365 15.05 159730 4659248 2608657 14.97 1041613 6145752 39202 11:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:03 lo 1303.46 1303.46 1236.67 1236.67 0.00 0.00 0.00 0.00 11:10:03 ens3 127.37 96.03 1108.59 18.89 0.00 0.00 0.00 0.00 11:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:03 lo 1479.25 1479.25 1409.33 1409.33 0.00 0.00 0.00 0.00 11:20:03 ens3 39.52 30.70 15.75 10.68 0.00 0.00 0.00 0.00 11:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:03 lo 734.98 734.98 693.01 693.01 0.00 0.00 0.00 0.00 11:30:03 ens3 32.43 25.24 25.96 9.60 0.00 0.00 0.00 0.00 11:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:03 lo 2568.61 2568.61 9289.88 9289.88 0.00 0.00 0.00 0.00 11:40:03 ens3 93.95 103.52 150.68 1244.58 0.00 0.00 0.00 0.00 11:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1521.58 1521.58 3157.22 3157.22 0.00 0.00 0.00 0.00 Average: ens3 73.32 63.87 325.25 320.94 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-28338) 06/18/26 _x86_64_ (4 CPU) 10:58:51 LINUX RESTART (4 CPU) 11:00:03 CPU %user %nice %system %iowait %steal %idle 11:10:03 all 46.19 0.00 1.98 5.47 0.09 46.27 11:10:03 0 45.94 0.00 1.99 9.07 0.09 42.91 11:10:03 1 45.99 0.00 1.94 6.80 0.09 45.18 11:10:03 2 46.78 0.00 2.21 3.30 0.09 47.62 11:10:03 3 46.03 0.00 1.79 2.71 0.09 49.37 11:20:03 all 64.89 0.00 2.40 0.13 0.11 32.48 11:20:03 0 63.05 0.00 2.31 0.15 0.11 34.38 11:20:03 1 65.75 0.00 2.12 0.09 0.11 31.94 11:20:03 2 64.00 0.00 2.76 0.12 0.11 33.01 11:20:03 3 66.74 0.00 2.42 0.15 0.11 30.59 11:30:03 all 42.87 0.00 1.75 0.34 0.09 54.96 11:30:03 0 41.13 0.00 1.65 0.52 0.09 56.62 11:30:03 1 42.13 0.00 1.92 0.15 0.09 55.71 11:30:03 2 44.31 0.00 1.85 0.06 0.09 53.69 11:30:03 3 43.89 0.00 1.56 0.62 0.10 53.83 11:40:03 all 36.59 0.00 1.39 0.39 0.08 61.55 11:40:03 0 30.21 0.00 1.26 0.05 0.08 68.41 11:40:03 1 32.87 0.00 1.75 0.15 0.09 65.14 11:40:03 2 42.80 0.00 1.47 0.27 0.09 55.37 11:40:03 3 40.46 0.00 1.08 1.10 0.09 57.27 Average: all 47.62 0.00 1.88 1.58 0.09 48.83 Average: 0 45.07 0.00 1.80 2.45 0.09 50.59 Average: 1 46.68 0.00 1.93 1.80 0.09 49.50 Average: 2 49.47 0.00 2.07 0.94 0.09 47.43 Average: 3 49.26 0.00 1.71 1.15 0.09 47.78