---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6029 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 9.5G 68G 13% / 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 613 11462 4 3913 15033 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:e5:bd:92 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.249/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81044sec preferred_lft 81044sec inet6 fe80::f816:3eff:fee5:bd92/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:9e:fa:d4:fa:69 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-6029) 03/19/26 _x86_64_ (4 CPU) 10:55:40 LINUX RESTART (4 CPU) 11:00:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:07 22.69 0.41 19.08 3.20 401.97 1416.97 1231.65 11:20:07 1.44 0.01 1.43 0.00 0.31 16.53 0.27 11:30:07 1.32 0.00 1.31 0.00 0.07 14.55 0.00 11:40:07 1.27 0.00 1.27 0.00 0.00 14.39 0.00 11:50:07 1.34 0.00 1.34 0.00 0.00 14.88 0.00 12:00:07 1.26 0.00 1.26 0.00 0.00 14.29 0.00 12:10:01 15.33 2.27 12.34 0.72 130.59 2241.82 1872.21 12:20:07 30.43 2.84 24.91 2.68 157.78 4634.22 8954.86 Average: 9.40 0.69 7.88 0.83 86.38 1049.11 1516.71 11:00:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:07 13539656 15525380 489872 2.99 81220 2128920 1146256 6.58 353028 2234600 12 11:20:07 13539744 15525916 489408 2.99 81576 2129012 1146256 6.58 353388 2232084 44 11:30:07 13540504 15526900 488452 2.98 81788 2129036 1146256 6.58 353596 2232788 32 11:40:07 13539468 15526204 489088 2.99 82052 2129108 1146448 6.58 353860 2240860 180 11:50:07 13538716 15525912 489372 2.99 82260 2129372 1146448 6.58 354072 2241144 32 12:00:07 13538976 15526480 488832 2.99 82544 2129384 1146448 6.58 354356 2241356 196 12:10:01 12285192 15091128 879964 5.37 124888 2867628 1482628 8.51 502712 3269720 254468 12:20:07 9200664 13041112 2916468 17.81 157812 3804700 3007436 17.26 833824 5947576 188 Average: 12840365 15161129 841432 5.14 96768 2430895 1421022 8.16 432354 2830016 31894 11:00:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:07 lo 0.17 0.17 0.02 0.02 0.00 0.00 0.00 0.00 11:10:07 ens3 74.21 48.01 133.62 3.20 0.00 0.00 0.00 0.00 11:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:20:07 ens3 0.25 0.09 0.04 0.02 0.00 0.00 0.00 0.00 11:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:30:07 ens3 0.17 0.08 0.04 0.02 0.00 0.00 0.00 0.00 11:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:40:07 ens3 0.76 0.66 0.10 0.59 0.00 0.00 0.00 0.00 11:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:50:07 ens3 0.17 0.08 0.04 0.02 0.00 0.00 0.00 0.00 11:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:00:07 ens3 0.19 0.10 0.07 0.04 0.00 0.00 0.00 0.00 12:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 0.31 0.31 0.03 0.03 0.00 0.00 0.00 0.00 12:10:01 ens3 62.03 47.22 570.34 8.77 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:07 lo 1559.29 1559.29 1480.41 1480.41 0.00 0.00 0.00 0.00 12:20:07 ens3 72.98 58.13 638.95 10.69 0.00 0.00 0.00 0.00 12:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 197.09 197.09 187.01 187.01 0.00 0.00 0.00 0.00 Average: ens3 26.36 19.31 167.99 2.92 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-6029) 03/19/26 _x86_64_ (4 CPU) 10:55:40 LINUX RESTART (4 CPU) 11:00:07 CPU %user %nice %system %iowait %steal %idle 11:10:07 all 0.70 0.00 0.30 3.78 0.03 95.19 11:10:07 0 0.54 0.00 0.30 1.98 0.04 97.13 11:10:07 1 0.78 0.00 0.29 3.24 0.03 95.66 11:10:07 2 0.66 0.00 0.27 0.95 0.04 98.08 11:10:07 3 0.80 0.00 0.33 8.95 0.03 89.89 11:20:07 all 0.11 0.00 0.03 0.03 0.01 99.82 11:20:07 0 0.01 0.00 0.02 0.04 0.01 99.93 11:20:07 1 0.31 0.00 0.04 0.00 0.01 99.64 11:20:07 2 0.11 0.00 0.03 0.00 0.01 99.85 11:20:07 3 0.02 0.00 0.03 0.09 0.01 99.85 11:30:07 all 0.06 0.00 0.03 0.02 0.01 99.88 11:30:07 0 0.03 0.00 0.04 0.02 0.02 99.89 11:30:07 1 0.04 0.00 0.02 0.04 0.01 99.89 11:30:07 2 0.13 0.00 0.05 0.00 0.01 99.81 11:30:07 3 0.02 0.00 0.02 0.02 0.01 99.93 11:40:07 all 0.14 0.00 0.04 0.04 0.01 99.77 11:40:07 0 0.04 0.00 0.03 0.13 0.02 99.79 11:40:07 1 0.11 0.00 0.04 0.00 0.01 99.83 11:40:07 2 0.38 0.00 0.06 0.00 0.01 99.55 11:40:07 3 0.03 0.00 0.03 0.02 0.01 99.92 11:50:07 all 0.10 0.00 0.02 0.03 0.01 99.84 11:50:07 0 0.02 0.00 0.03 0.03 0.02 99.91 11:50:07 1 0.02 0.00 0.02 0.04 0.01 99.91 11:50:07 2 0.34 0.00 0.04 0.04 0.02 99.56 11:50:07 3 0.02 0.00 0.01 0.00 0.01 99.96 12:00:07 all 0.16 0.00 0.03 0.13 0.01 99.67 12:00:07 0 0.02 0.00 0.03 0.23 0.01 99.71 12:00:07 1 0.07 0.00 0.02 0.00 0.01 99.90 12:00:07 2 0.55 0.00 0.03 0.30 0.01 99.11 12:00:07 3 0.02 0.00 0.03 0.00 0.01 99.94 12:10:01 all 4.61 0.00 0.42 4.19 0.02 90.75 12:10:01 0 3.64 0.00 0.29 1.17 0.02 94.88 12:10:01 1 5.43 0.00 0.54 1.23 0.02 92.78 12:10:01 2 3.65 0.00 0.31 6.28 0.03 89.73 12:10:01 3 5.73 0.00 0.56 8.08 0.03 85.60 12:20:07 all 60.90 0.00 2.39 1.10 0.13 35.48 12:20:07 0 62.18 0.00 2.07 0.77 0.12 34.86 12:20:07 1 59.97 0.00 2.58 1.58 0.13 35.75 12:20:07 2 61.40 0.00 2.39 1.04 0.12 35.04 12:20:07 3 60.07 0.00 2.52 1.00 0.13 36.28 Average: all 8.40 0.00 0.41 1.16 0.03 90.00 Average: 0 8.37 0.00 0.35 0.54 0.03 90.70 Average: 1 8.39 0.00 0.45 0.77 0.03 90.36 Average: 2 8.46 0.00 0.40 1.07 0.03 90.04 Average: 3 8.39 0.00 0.44 2.26 0.03 88.88