---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7010 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: 5599.94 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 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 668 8725 4 6596 14978 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:73:3b:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.189/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84053sec preferred_lft 84053sec inet6 fe80::f816:3eff:fe73:3bda/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:e4:7d:30:db:2f 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-7010) 04/23/26 _x86_64_ (4 CPU) 08:26:24 LINUX RESTART (4 CPU) 08:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:08 30.62 2.99 24.70 2.93 162.91 3973.22 4376.71 08:50:08 27.76 0.02 25.01 2.72 0.40 2447.22 7631.32 09:00:19 10.91 0.03 9.87 1.01 0.69 3244.61 4727.86 Average: 23.02 1.01 19.80 2.21 54.33 3221.88 5573.15 08:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:08 9906368 13366168 2593108 15.84 137416 3451288 2741512 15.74 669124 5424184 27576 08:50:08 8414612 12525564 3429440 20.95 160724 4035112 3451100 19.81 819252 6712976 215372 09:00:19 7085320 13009708 2939100 17.95 173452 5776612 2959580 16.99 1476440 7312172 1214004 Average: 8468767 12967147 2987216 18.24 157197 4421004 3050731 17.51 988272 6483111 485651 08:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:08 lo 1475.68 1475.68 1399.96 1399.96 0.00 0.00 0.00 0.00 08:40:08 ens3 105.53 85.06 938.99 15.53 0.00 0.00 0.00 0.00 08:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:08 lo 1218.85 1218.85 1161.27 1161.27 0.00 0.00 0.00 0.00 08:50:08 ens3 30.02 25.21 43.00 7.54 0.00 0.00 0.00 0.00 08:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:19 lo 2702.48 2702.48 9405.35 9405.35 0.00 0.00 0.00 0.00 09:00:19 ens3 24.27 19.36 97.09 5.49 0.00 0.00 0.00 0.00 09:00:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1804.73 1804.73 4023.13 4023.13 0.00 0.00 0.00 0.00 Average: ens3 53.09 43.06 358.06 9.49 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-7010) 04/23/26 _x86_64_ (4 CPU) 08:26:24 LINUX RESTART (4 CPU) 08:30:08 CPU %user %nice %system %iowait %steal %idle 08:40:08 all 64.77 0.00 2.55 0.10 0.12 32.48 08:40:08 0 65.90 0.00 2.40 0.12 0.11 31.47 08:40:08 1 65.91 0.00 2.43 0.07 0.12 31.48 08:40:08 2 65.36 0.00 2.71 0.08 0.12 31.73 08:40:08 3 61.88 0.00 2.65 0.12 0.12 35.22 08:50:08 all 66.86 0.00 2.43 0.06 0.13 30.53 08:50:08 0 67.45 0.00 2.60 0.09 0.11 29.75 08:50:08 1 66.99 0.00 2.27 0.04 0.11 30.58 08:50:08 2 67.28 0.00 2.52 0.04 0.11 30.05 08:50:08 3 65.70 0.00 2.33 0.07 0.16 31.73 09:00:19 all 43.40 0.00 1.68 0.05 0.11 54.76 09:00:19 0 39.60 0.00 2.17 0.12 0.10 58.00 09:00:19 1 51.94 0.00 1.70 0.02 0.10 46.24 09:00:19 2 47.04 0.00 1.54 0.02 0.09 51.31 09:00:19 3 35.05 0.00 1.30 0.03 0.14 63.47 Average: all 58.24 0.00 2.21 0.07 0.12 39.37 Average: 0 57.53 0.00 2.39 0.11 0.11 39.86 Average: 1 61.55 0.00 2.13 0.04 0.11 36.17 Average: 2 59.80 0.00 2.25 0.04 0.11 37.80 Average: 3 54.07 0.00 2.09 0.08 0.14 43.63