---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-32400 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 643 8725 4 6620 15003 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:1c:76:43 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.41/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84436sec preferred_lft 84436sec inet6 fe80::f816:3eff:fe1c:7643/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:05:dd:21:09:2c 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-32400) 07/02/26 _x86_64_ (4 CPU) 13:39:31 LINUX RESTART (4 CPU) 13:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:00 68.65 11.29 53.76 3.60 1636.10 7549.61 14821.81 14:00:00 24.39 0.01 21.98 2.40 0.19 2156.06 10337.81 14:10:00 17.02 0.03 15.44 1.55 0.39 3579.43 6309.57 Average: 36.69 3.78 30.39 2.52 545.55 4428.33 10489.71 13:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:00 9516028 13210200 2747292 16.78 136004 3683612 2901320 16.65 728560 5745272 11080 14:00:00 8359440 12633776 3320344 20.28 155372 4202772 3388808 19.45 852704 6728956 199344 14:10:00 6954104 12981936 2965376 18.11 173776 5877420 2993584 17.18 1511300 7407152 1089540 Average: 8276524 12941971 3011004 18.39 155051 4587935 3094571 17.76 1030855 6627127 433321 13:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:00 lo 1436.67 1436.67 1363.09 1363.09 0.00 0.00 0.00 0.00 13:50:00 ens3 157.40 117.71 1399.93 21.51 0.00 0.00 0.00 0.00 13:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:00 lo 1103.43 1103.43 1050.58 1050.58 0.00 0.00 0.00 0.00 14:00:00 ens3 19.77 18.27 17.45 6.11 0.00 0.00 0.00 0.00 14:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:00 lo 892.25 892.25 7352.25 7352.25 0.00 0.00 0.00 0.00 14:10:00 ens3 25.00 23.00 113.15 6.56 0.00 0.00 0.00 0.00 14:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1144.11 1144.11 3255.31 3255.31 0.00 0.00 0.00 0.00 Average: ens3 67.39 52.99 510.17 11.40 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-32400) 07/02/26 _x86_64_ (4 CPU) 13:39:31 LINUX RESTART (4 CPU) 13:40:00 CPU %user %nice %system %iowait %steal %idle 13:50:00 all 60.26 0.00 2.75 0.57 0.11 36.31 13:50:00 0 60.39 0.00 2.68 0.85 0.11 35.96 13:50:00 1 58.78 0.00 2.97 0.74 0.11 37.41 13:50:00 2 60.48 0.00 2.67 0.32 0.11 36.41 13:50:00 3 61.39 0.00 2.67 0.36 0.11 35.48 14:00:00 all 67.44 0.00 2.38 0.07 0.12 29.99 14:00:00 0 67.14 0.00 2.38 0.05 0.12 30.32 14:00:00 1 66.73 0.00 2.25 0.07 0.12 30.83 14:00:00 2 69.46 0.00 2.47 0.07 0.12 27.88 14:00:00 3 66.44 0.00 2.43 0.08 0.12 30.93 14:10:00 all 46.05 0.00 1.78 0.25 0.10 51.81 14:10:00 0 41.53 0.00 1.39 0.16 0.10 56.82 14:10:00 1 48.30 0.00 2.30 0.39 0.11 48.90 14:10:00 2 46.55 0.00 1.60 0.19 0.10 51.56 14:10:00 3 47.85 0.00 1.85 0.25 0.10 49.95 Average: all 57.91 0.00 2.31 0.29 0.11 39.38 Average: 0 56.34 0.00 2.15 0.35 0.11 41.04 Average: 1 57.93 0.00 2.51 0.40 0.11 39.05 Average: 2 58.82 0.00 2.25 0.19 0.11 38.63 Average: 3 58.56 0.00 2.32 0.23 0.11 38.79