---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11273 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: 5599.99 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 670 8964 4 6354 14976 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:aa:e8:21 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.166/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84090sec preferred_lft 84090sec inet6 fe80::f816:3eff:feaa:e821/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:b5:67:1c:b7:4a 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-11273) 05/06/26 _x86_64_ (4 CPU) 05:23:22 LINUX RESTART (4 CPU) 05:30:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:01 30.82 1.11 26.58 3.13 47.49 4084.79 12356.96 05:50:10 33.22 0.01 29.74 3.46 0.21 2564.04 16355.73 06:00:10 27.52 0.31 12.19 15.01 11.85 7682.95 236585.94 Average: 30.53 0.47 22.85 7.20 19.64 4770.32 88451.12 05:30:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:01 9306632 12824264 3134660 19.15 137292 3504012 3033988 17.42 677668 6005520 4888 05:50:10 8768460 12755344 3199904 19.54 160520 3915324 3234616 18.57 801728 6380488 43524 06:00:10 9203944 15350636 597072 3.65 177116 5989568 1109600 6.37 1559004 5073936 4 Average: 9093012 13643415 2310545 14.11 158309 4469635 2459401 14.12 1012800 5819981 16139 05:30:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:01 lo 1579.63 1579.63 1498.64 1498.64 0.00 0.00 0.00 0.00 05:40:01 ens3 83.12 66.25 445.71 16.61 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:10 lo 1486.22 1486.22 1416.05 1416.05 0.00 0.00 0.00 0.00 05:50:10 ens3 44.27 34.75 39.90 11.63 0.00 0.00 0.00 0.00 05:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:10 lo 247.85 247.85 6839.33 6839.33 0.00 0.00 0.00 0.00 06:00:10 ens3 68.13 78.06 108.34 934.14 0.00 0.00 0.00 0.00 06:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1104.14 1104.14 3250.96 3250.96 0.00 0.00 0.00 0.00 Average: ens3 65.00 59.54 196.13 320.77 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-11273) 05/06/26 _x86_64_ (4 CPU) 05:23:22 LINUX RESTART (4 CPU) 05:30:10 CPU %user %nice %system %iowait %steal %idle 05:40:01 all 69.80 0.00 2.53 0.19 0.09 27.38 05:40:01 0 71.21 0.00 2.34 0.16 0.09 26.21 05:40:01 1 70.82 0.00 2.45 0.26 0.10 26.38 05:40:01 2 68.21 0.00 3.07 0.15 0.09 28.48 05:40:01 3 68.97 0.00 2.27 0.20 0.09 28.47 05:50:10 all 64.00 0.00 2.57 0.46 0.10 32.87 05:50:10 0 63.94 0.00 2.49 0.54 0.10 32.93 05:50:10 1 61.85 0.00 2.64 0.23 0.10 35.17 05:50:10 2 65.25 0.00 2.43 0.63 0.10 31.58 05:50:10 3 64.94 0.00 2.73 0.41 0.10 31.82 06:00:10 all 29.25 0.00 0.96 0.27 0.07 69.46 06:00:10 0 25.22 0.00 0.74 0.16 0.07 73.81 06:00:10 1 34.63 0.00 1.04 0.21 0.07 64.05 06:00:10 2 26.65 0.00 1.23 0.47 0.07 71.57 06:00:10 3 30.50 0.00 0.81 0.23 0.07 68.40 Average: all 54.30 0.00 2.02 0.31 0.09 43.29 Average: 0 53.39 0.00 1.85 0.29 0.09 44.38 Average: 1 55.70 0.00 2.04 0.23 0.09 41.93 Average: 2 53.34 0.00 2.24 0.42 0.09 43.91 Average: 3 54.75 0.00 1.94 0.28 0.09 42.94