---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-471301 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 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 683 8670 4 6635 14963 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:b1:47:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.18/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84632sec preferred_lft 84632sec inet6 fe80::f816:3eff:feb1:474b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:69:46:ec:07:29 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-471301) 03/14/26 _x86_64_ (4 CPU) 11:24:31 LINUX RESTART (4 CPU) 11:30:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:40:21 26.60 0.06 23.82 2.73 6.11 2316.55 19914.59 11:50:21 23.14 0.03 20.87 2.25 0.36 4295.32 31626.21 Average: 24.89 0.04 22.36 2.49 3.27 3293.33 25695.81 11:30:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:40:21 8402884 12302940 3652776 22.31 145796 3858348 3637320 20.88 765228 6786312 214124 11:50:21 5598840 10322780 5629720 34.38 158340 4634772 5380868 30.89 1022240 9289952 260 Average: 7000862 11312860 4641248 28.35 152068 4246560 4509094 25.88 893734 8038132 107192 11:30:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:40:21 lo 1371.81 1371.81 1300.91 1300.91 0.00 0.00 0.00 0.00 11:40:21 ens3 24.51 21.56 21.92 7.15 0.00 0.00 0.00 0.00 11:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:21 lo 1015.75 1015.75 3218.65 3218.65 0.00 0.00 0.00 0.00 11:50:21 ens3 22.12 18.57 43.82 6.15 0.00 0.00 0.00 0.00 11:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1196.04 1196.04 2247.56 2247.56 0.00 0.00 0.00 0.00 Average: ens3 23.33 20.08 32.73 6.66 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-471301) 03/14/26 _x86_64_ (4 CPU) 11:24:31 LINUX RESTART (4 CPU) 11:30:06 CPU %user %nice %system %iowait %steal %idle 11:40:21 all 66.42 0.00 2.23 0.06 0.08 31.21 11:40:21 0 65.71 0.00 2.17 0.08 0.08 31.95 11:40:21 1 67.68 0.00 2.49 0.05 0.08 29.70 11:40:21 2 66.48 0.00 1.84 0.05 0.08 31.54 11:40:21 3 65.79 0.00 2.43 0.07 0.08 31.63 11:50:21 all 53.45 0.00 2.02 0.11 0.07 44.35 11:50:21 0 49.06 0.00 1.64 0.06 0.07 49.17 11:50:21 1 57.42 0.00 1.95 0.07 0.07 40.48 11:50:21 2 51.24 0.00 2.27 0.25 0.07 46.17 11:50:21 3 56.09 0.00 2.21 0.05 0.07 41.58 Average: all 60.02 0.00 2.13 0.08 0.08 37.69 Average: 0 57.49 0.00 1.91 0.07 0.08 40.45 Average: 1 62.62 0.00 2.22 0.06 0.08 35.02 Average: 2 58.96 0.00 2.06 0.15 0.08 38.76 Average: 3 61.01 0.00 2.32 0.06 0.08 36.54