---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-54314 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 67G 15% / 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 697 9437 4 5854 14949 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:9e:37:31 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.63/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83481sec preferred_lft 83481sec inet6 fe80::f816:3eff:fe9e:3731/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:8e:c4:0e:7e:5b 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-54314) 03/30/26 _x86_64_ (4 CPU) 20:24:26 LINUX RESTART (4 CPU) 20:30:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:07 22.00 0.45 19.22 2.34 14.21 4695.40 4034.24 20:50:19 52.83 0.00 42.49 10.34 0.00 2598.75 24599.53 21:00:00 27.29 0.30 22.17 4.81 12.10 4631.83 4664.28 21:10:13 1.62 0.00 1.62 0.00 0.00 26.61 0.00 Average: 25.94 0.18 21.37 4.38 6.44 2950.59 8403.65 20:30:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:07 9252452 13523984 2428228 14.83 192880 4130252 2977944 17.09 818972 5838632 86508 20:50:19 8719992 13247064 2701600 16.50 215212 4332764 3153288 18.10 904568 6251672 13252 21:00:00 9778424 15406404 539236 3.29 245448 5348204 1105108 6.34 1270228 4756388 28 21:10:13 9770432 15399088 545660 3.33 245984 5348344 1105108 6.34 1271728 4755664 176 Average: 9380325 14394135 1553681 9.49 224881 4789891 2085362 11.97 1066374 5400589 24991 20:30:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:07 lo 781.34 781.34 744.27 744.27 0.00 0.00 0.00 0.00 20:40:07 ens3 80.43 64.46 325.58 19.21 0.00 0.00 0.00 0.00 20:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:19 lo 5147.74 5147.74 4908.40 4908.40 0.00 0.00 0.00 0.00 20:50:19 ens3 76.89 55.32 26.97 20.27 0.00 0.00 0.00 0.00 20:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:00 lo 1889.08 1889.08 1796.75 1796.75 0.00 0.00 0.00 0.00 21:00:00 ens3 69.97 61.14 103.12 65.19 0.00 0.00 0.00 0.00 21:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:13 lo 20.63 20.63 5.03 5.03 0.00 0.00 0.00 0.00 21:10:13 ens3 56.41 64.66 24.65 150.58 0.00 0.00 0.00 0.00 21:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1969.80 1969.80 1873.20 1873.20 0.00 0.00 0.00 0.00 Average: ens3 70.85 61.37 118.43 64.24 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-54314) 03/30/26 _x86_64_ (4 CPU) 20:24:26 LINUX RESTART (4 CPU) 20:30:17 CPU %user %nice %system %iowait %steal %idle 20:40:07 all 66.88 0.00 2.68 0.05 0.12 30.28 20:40:07 0 64.28 0.00 2.68 0.06 0.12 32.86 20:40:07 1 69.05 0.00 2.50 0.07 0.12 28.26 20:40:07 2 66.85 0.00 2.84 0.04 0.11 30.16 20:40:07 3 67.32 0.00 2.71 0.02 0.11 29.83 20:50:19 all 61.52 0.00 4.36 0.15 0.14 33.83 20:50:19 0 62.29 0.00 4.29 0.22 0.13 33.06 20:50:19 1 61.19 0.00 4.69 0.12 0.13 33.87 20:50:19 2 60.62 0.00 3.87 0.16 0.14 35.22 20:50:19 3 61.99 0.00 4.60 0.08 0.16 33.17 21:00:00 all 40.54 0.00 2.38 0.08 0.07 56.93 21:00:00 0 42.17 0.00 2.34 0.07 0.07 55.35 21:00:00 1 39.40 0.00 2.17 0.16 0.07 58.20 21:00:00 2 40.70 0.00 2.49 0.04 0.07 56.70 21:00:00 3 39.89 0.00 2.51 0.06 0.07 57.46 21:10:13 all 8.16 0.00 0.20 0.01 0.03 91.60 21:10:13 0 4.56 0.00 0.19 0.01 0.02 95.20 21:10:13 1 8.20 0.00 0.19 0.01 0.03 91.56 21:10:13 2 9.23 0.00 0.20 0.00 0.04 90.53 21:10:13 3 10.66 0.00 0.21 0.00 0.03 89.10 Average: all 44.06 0.00 2.40 0.07 0.09 53.38 Average: 0 43.07 0.00 2.37 0.09 0.08 54.38 Average: 1 44.25 0.00 2.39 0.09 0.09 53.18 Average: 2 44.14 0.00 2.34 0.06 0.09 53.37 Average: 3 44.77 0.00 2.50 0.04 0.09 52.59