---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-21404 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: 5599.86 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 66G 16% / 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 648 8703 4 6637 14998 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:05:c8:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.92/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84162sec preferred_lft 84162sec inet6 fe80::f816:3eff:fe05:c894/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:68:83:b7:d2:2e 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-21404) 05/30/26 _x86_64_ (4 CPU) 05:23:09 LINUX RESTART (4 CPU) 05:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:00 23.12 0.06 20.21 2.85 6.46 2156.10 5775.62 05:50:01 32.00 0.01 28.71 3.27 0.24 2874.86 13133.32 06:00:00 13.26 0.33 11.11 1.81 14.35 7362.46 1338.47 Average: 22.80 0.14 20.01 2.65 7.01 4129.10 6752.84 05:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:00 9189936 13051896 2904836 17.74 143164 3828296 2947428 16.92 828644 5956540 23876 05:50:01 7764484 12654192 3298072 20.14 163456 4788264 3203108 18.39 1112240 7037636 513100 06:00:00 8901164 15348012 598104 3.65 181120 6276444 1136736 6.52 1701736 5249604 17500 Average: 8618528 13684700 2267004 13.85 162580 4964335 2429091 13.94 1214207 6081260 184825 05:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:00 lo 2055.35 2055.35 1954.40 1954.40 0.00 0.00 0.00 0.00 05:40:00 ens3 50.13 40.03 52.80 13.66 0.00 0.00 0.00 0.00 05:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 lo 1401.00 1401.00 1334.32 1334.32 0.00 0.00 0.00 0.00 05:50:01 ens3 38.58 29.99 41.32 12.83 0.00 0.00 0.00 0.00 05:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:00 lo 372.88 372.88 6854.74 6854.74 0.00 0.00 0.00 0.00 06:00:00 ens3 87.15 95.12 117.60 1006.73 0.00 0.00 0.00 0.00 06:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1276.97 1276.97 3378.91 3378.91 0.00 0.00 0.00 0.00 Average: ens3 58.60 55.02 70.54 343.98 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-21404) 05/30/26 _x86_64_ (4 CPU) 05:23:09 LINUX RESTART (4 CPU) 05:30:00 CPU %user %nice %system %iowait %steal %idle 05:40:00 all 66.89 0.00 2.58 2.27 0.10 28.17 05:40:00 0 66.01 0.00 2.70 1.98 0.11 29.19 05:40:00 1 67.95 0.00 2.63 0.93 0.10 28.39 05:40:00 2 67.47 0.00 2.53 1.72 0.10 28.17 05:40:00 3 66.12 0.00 2.44 4.42 0.10 26.92 05:50:01 all 62.98 0.00 2.52 0.10 0.10 34.30 05:50:01 0 60.59 0.00 2.36 0.11 0.10 36.85 05:50:01 1 64.37 0.00 2.34 0.08 0.10 33.11 05:50:01 2 64.36 0.00 2.51 0.06 0.10 32.98 05:50:01 3 62.62 0.00 2.87 0.14 0.10 34.28 06:00:00 all 28.69 0.00 1.06 0.58 0.07 69.59 06:00:00 0 31.34 0.00 1.04 0.46 0.07 67.09 06:00:00 1 34.80 0.00 1.01 0.47 0.08 63.63 06:00:00 2 29.62 0.00 1.23 0.44 0.07 68.64 06:00:00 3 18.99 0.00 0.96 0.96 0.07 79.01 Average: all 52.84 0.00 2.05 0.98 0.09 44.04 Average: 0 52.65 0.00 2.03 0.85 0.09 44.38 Average: 1 55.70 0.00 1.99 0.49 0.09 41.72 Average: 2 53.78 0.00 2.09 0.74 0.09 43.31 Average: 3 49.23 0.00 2.09 1.84 0.09 46.74