---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-27167 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 657 8891 4 6440 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:f4:e5:27 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.243/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84343sec preferred_lft 84343sec inet6 fe80::f816:3eff:fef4:e527/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:3d:f4:bb:19:9b 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-27167) 03/04/26 _x86_64_ (4 CPU) 10:55:41 LINUX RESTART (4 CPU) 11:00:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:16 77.37 4.73 55.78 16.86 266.97 5837.29 244912.95 11:20:16 28.58 0.02 25.70 2.86 0.48 2342.76 8819.88 Average: 52.97 2.37 40.74 9.86 133.73 4090.03 126866.41 11:00:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:16 9913484 13295360 2664556 16.27 133088 3382208 2811892 16.14 665384 5424640 31252 11:20:16 9174020 12960664 2995776 18.30 152944 3733832 3121348 17.92 775416 6019104 25992 Average: 9543752 13128012 2830166 17.29 143016 3558020 2966620 17.03 720400 5721872 28622 11:00:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:16 lo 1538.64 1538.64 1460.70 1460.70 0.00 0.00 0.00 0.00 11:10:16 ens3 123.08 92.53 1065.35 16.69 0.00 0.00 0.00 0.00 11:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:16 lo 1295.51 1295.51 1234.43 1234.43 0.00 0.00 0.00 0.00 11:20:16 ens3 21.69 19.48 20.22 6.21 0.00 0.00 0.00 0.00 11:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1417.08 1417.08 1347.57 1347.57 0.00 0.00 0.00 0.00 Average: ens3 72.38 56.01 542.78 11.45 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-27167) 03/04/26 _x86_64_ (4 CPU) 10:55:41 LINUX RESTART (4 CPU) 11:00:16 CPU %user %nice %system %iowait %steal %idle 11:10:16 all 64.06 0.00 2.65 0.31 0.10 32.87 11:10:16 0 61.93 0.00 2.17 0.12 0.10 35.68 11:10:16 1 67.28 0.00 2.75 0.48 0.10 29.38 11:10:16 2 62.83 0.00 3.21 0.48 0.10 33.37 11:10:16 3 64.20 0.00 2.49 0.15 0.10 33.07 11:20:16 all 65.03 0.00 2.39 0.07 0.11 32.40 11:20:16 0 62.65 0.00 2.17 0.04 0.11 35.03 11:20:16 1 65.08 0.00 2.14 0.06 0.11 32.61 11:20:16 2 66.54 0.00 2.54 0.04 0.11 30.78 11:20:16 3 65.85 0.00 2.72 0.15 0.11 31.17 Average: all 64.54 0.00 2.52 0.19 0.11 32.64 Average: 0 62.29 0.00 2.17 0.08 0.10 35.36 Average: 1 66.18 0.00 2.44 0.27 0.11 30.99 Average: 2 64.69 0.00 2.87 0.26 0.11 32.07 Average: 3 65.02 0.00 2.61 0.15 0.10 32.12