---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10080 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 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 656 8982 4 6349 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:ee:9a:74 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.115/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84022sec preferred_lft 84022sec inet6 fe80::f816:3eff:feee:9a74/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:07:46:0e:44:25 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-10080) 05/01/26 _x86_64_ (4 CPU) 05:23:09 LINUX RESTART (4 CPU) 05:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:00 30.26 2.96 24.44 2.85 161.67 3882.72 5151.12 05:50:02 28.51 0.01 25.62 2.87 0.21 2344.63 8502.71 06:00:03 17.97 0.32 15.59 2.06 11.80 8226.09 4986.74 Average: 25.57 1.10 21.88 2.60 57.70 4818.02 6216.43 05:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:00 9957248 13379024 2579848 15.76 136508 3416808 2612220 14.99 657412 5371532 20304 05:50:02 9211628 13053112 2902088 17.72 156464 3782392 2858928 16.41 769396 5952080 11736 06:00:03 9233648 15375516 572424 3.50 182300 5979568 1108544 6.36 1559900 5057028 244 Average: 9467508 13935884 2018120 12.33 158424 4392923 2193231 12.59 995569 5460213 10761 05:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:00 lo 1446.96 1446.96 1372.95 1372.95 0.00 0.00 0.00 0.00 05:40:00 ens3 125.90 95.36 940.17 20.33 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 05:50:02 lo 1229.78 1229.78 1171.34 1171.34 0.00 0.00 0.00 0.00 05:50:02 ens3 43.29 31.52 26.74 10.89 0.00 0.00 0.00 0.00 05:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:03 lo 566.54 566.54 7143.42 7143.42 0.00 0.00 0.00 0.00 06:00:03 ens3 62.09 57.28 119.63 372.40 0.00 0.00 0.00 0.00 06:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1080.58 1080.58 3231.14 3231.14 0.00 0.00 0.00 0.00 Average: ens3 77.00 61.32 361.08 134.66 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-10080) 05/01/26 _x86_64_ (4 CPU) 05:23:09 LINUX RESTART (4 CPU) 05:30:03 CPU %user %nice %system %iowait %steal %idle 05:40:00 all 57.15 0.00 2.33 0.12 0.08 40.32 05:40:00 0 56.76 0.00 2.14 0.09 0.08 40.92 05:40:00 1 59.14 0.00 2.23 0.10 0.08 38.45 05:40:00 2 55.53 0.00 2.43 0.14 0.08 41.81 05:40:00 3 57.15 0.00 2.53 0.12 0.08 40.11 05:50:02 all 65.56 0.00 2.35 0.20 0.10 31.79 05:50:02 0 64.73 0.00 2.10 0.10 0.10 32.96 05:50:02 1 65.43 0.00 2.64 0.41 0.10 31.41 05:50:02 2 66.20 0.00 2.28 0.16 0.09 31.26 05:50:02 3 65.86 0.00 2.38 0.14 0.10 31.52 06:00:03 all 40.18 0.00 1.43 0.16 0.08 58.16 06:00:03 0 43.00 0.00 1.31 0.09 0.07 55.53 06:00:03 1 40.96 0.00 1.40 0.10 0.08 57.47 06:00:03 2 38.91 0.00 1.32 0.28 0.07 59.42 06:00:03 3 37.84 0.00 1.68 0.17 0.08 60.22 Average: all 54.28 0.00 2.04 0.16 0.09 43.43 Average: 0 54.82 0.00 1.85 0.09 0.09 43.15 Average: 1 55.17 0.00 2.09 0.20 0.09 42.45 Average: 2 53.54 0.00 2.01 0.19 0.08 44.17 Average: 3 53.60 0.00 2.20 0.15 0.09 43.97