---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3870 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 645 9008 4 6334 15001 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:c5:4c:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.120/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84083sec preferred_lft 84083sec inet6 fe80::f816:3eff:fec5:4cc1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:bf:d9:2f:34:9d 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-3870) 04/17/26 _x86_64_ (4 CPU) 05:23:19 LINUX RESTART (4 CPU) 05:30:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:39 30.05 2.42 24.67 2.96 142.56 3946.05 8666.09 05:50:11 32.35 0.01 28.99 3.34 0.18 2533.85 12234.98 06:00:25 13.44 0.31 11.67 1.46 11.44 7673.94 1809.34 Average: 25.16 0.94 21.64 2.57 53.31 4761.52 7472.57 05:30:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:39 9203396 12698776 3260316 19.91 135692 3485152 3380276 19.40 675480 6099896 8272 05:50:11 8804096 12778732 3176804 19.40 157976 3908656 3267336 18.75 790668 6343284 80464 06:00:25 9250456 15376984 570724 3.49 178884 5968464 1101876 6.32 1555852 5049228 336 Average: 9085983 13618164 2335948 14.27 157517 4454091 2583163 14.83 1007333 5830803 29691 05:30:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:39 lo 1548.82 1548.82 1470.69 1470.69 0.00 0.00 0.00 0.00 05:40:39 ens3 86.41 67.08 566.35 16.31 0.00 0.00 0.00 0.00 05:40:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:11 lo 1443.65 1443.65 1375.18 1375.18 0.00 0.00 0.00 0.00 05:50:11 ens3 37.95 33.27 37.75 12.07 0.00 0.00 0.00 0.00 05:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:25 lo 341.75 341.75 6782.75 6782.75 0.00 0.00 0.00 0.00 06:00:25 ens3 79.35 86.43 112.89 932.09 0.00 0.00 0.00 0.00 06:00:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1107.39 1107.39 3237.25 3237.25 0.00 0.00 0.00 0.00 Average: ens3 68.74 62.96 246.26 324.71 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-3870) 04/17/26 _x86_64_ (4 CPU) 05:23:19 LINUX RESTART (4 CPU) 05:30:10 CPU %user %nice %system %iowait %steal %idle 05:40:39 all 70.30 0.00 2.62 0.07 0.10 26.91 05:40:39 0 70.54 0.00 2.43 0.04 0.10 26.90 05:40:39 1 70.22 0.00 2.93 0.10 0.10 26.66 05:40:39 2 70.54 0.00 2.43 0.10 0.09 26.84 05:40:39 3 69.90 0.00 2.69 0.06 0.10 27.25 05:50:11 all 63.78 0.00 2.62 0.10 0.09 33.41 05:50:11 0 65.26 0.00 2.73 0.04 0.09 31.88 05:50:11 1 61.42 0.00 2.21 0.05 0.10 36.22 05:50:11 2 63.54 0.00 2.62 0.13 0.09 33.61 05:50:11 3 64.91 0.00 2.90 0.17 0.09 31.93 06:00:25 all 33.39 0.00 1.09 0.14 0.08 65.31 06:00:25 0 32.34 0.00 1.12 0.02 0.07 66.45 06:00:25 1 43.78 0.00 1.13 0.22 0.08 54.79 06:00:25 2 27.12 0.00 0.97 0.25 0.07 71.59 06:00:25 3 30.29 0.00 1.13 0.08 0.08 68.42 Average: all 55.74 0.00 2.10 0.10 0.09 41.97 Average: 0 55.93 0.00 2.08 0.03 0.09 41.87 Average: 1 58.48 0.00 2.09 0.12 0.09 39.21 Average: 2 53.64 0.00 2.00 0.16 0.09 44.12 Average: 3 54.91 0.00 2.23 0.10 0.09 42.67