---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6433 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 690 8693 4 6604 14956 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:b5:de:1c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.149/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84109sec preferred_lft 84109sec inet6 fe80::f816:3eff:feb5:de1c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:c0:af:cc:3a:6a 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-6433) 03/20/26 _x86_64_ (4 CPU) 14:46:08 LINUX RESTART (4 CPU) 14:50:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:01 34.14 3.05 27.76 3.33 165.24 4322.96 7540.60 15:10:02 28.45 0.01 25.53 2.90 0.21 2374.87 13708.93 15:20:03 17.58 0.31 15.38 1.89 11.70 8675.97 4701.77 Average: 26.71 1.12 22.88 2.71 58.87 5126.61 8651.44 14:50:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:01 9945660 13498772 2458796 15.02 142708 3536112 2586540 14.85 701120 5330568 26176 15:10:02 9235672 13211956 2742360 16.75 162696 3905968 2839912 16.30 818124 5890468 22564 15:20:03 8949672 15352976 593708 3.63 183020 6231804 1085924 6.23 1654608 5231408 196 Average: 9377001 14021235 1931621 11.80 162808 4557961 2170792 12.46 1057951 5484148 16312 14:50:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:01 lo 1446.18 1446.18 1372.16 1372.16 0.00 0.00 0.00 0.00 15:00:01 ens3 126.34 101.11 1038.45 21.47 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:02 lo 1255.18 1255.18 1195.74 1195.74 0.00 0.00 0.00 0.00 15:10:02 ens3 43.00 32.94 46.80 10.68 0.00 0.00 0.00 0.00 15:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:03 lo 542.20 542.20 7116.47 7116.47 0.00 0.00 0.00 0.00 15:20:03 ens3 49.64 49.06 106.91 361.54 0.00 0.00 0.00 0.00 15:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1080.49 1080.49 3231.90 3231.90 0.00 0.00 0.00 0.00 Average: ens3 72.90 60.97 396.29 131.45 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-6433) 03/20/26 _x86_64_ (4 CPU) 14:46:08 LINUX RESTART (4 CPU) 14:50:04 CPU %user %nice %system %iowait %steal %idle 15:00:01 all 61.31 0.00 2.56 0.10 0.10 35.93 15:00:01 0 63.20 0.00 2.77 0.08 0.10 33.84 15:00:01 1 60.45 0.00 2.58 0.08 0.10 36.78 15:00:01 2 60.78 0.00 2.59 0.12 0.10 36.41 15:00:01 3 60.82 0.00 2.32 0.10 0.11 36.67 15:10:02 all 65.82 0.00 2.40 0.07 0.11 31.59 15:10:02 0 64.89 0.00 3.07 0.06 0.11 31.87 15:10:02 1 67.54 0.00 2.36 0.07 0.12 29.91 15:10:02 2 65.47 0.00 2.20 0.12 0.12 32.09 15:10:02 3 65.36 0.00 1.98 0.05 0.11 32.50 15:20:03 all 38.90 0.00 1.49 0.18 0.09 59.33 15:20:03 0 35.63 0.00 1.56 0.17 0.09 62.56 15:20:03 1 39.46 0.00 1.49 0.12 0.10 58.83 15:20:03 2 36.38 0.00 1.41 0.15 0.09 61.97 15:20:03 3 44.14 0.00 1.51 0.29 0.10 53.97 Average: all 55.33 0.00 2.15 0.12 0.10 42.30 Average: 0 54.54 0.00 2.46 0.10 0.10 42.79 Average: 1 55.81 0.00 2.15 0.09 0.11 41.85 Average: 2 54.20 0.00 2.06 0.13 0.10 43.51 Average: 3 56.76 0.00 1.93 0.14 0.10 41.06