---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-261 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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: 5600.00 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 629 8612 4 6746 15016 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:89:a0:6a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.242/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83597sec preferred_lft 83597sec inet6 fe80::f816:3eff:fe89:a06a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:5d:f4:a1:8e:0d 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-261) 09/05/26 _x86_64_ (4 CPU) 13:55:28 LINUX RESTART (4 CPU) 14:00:29 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:11 19.31 3.05 14.73 1.53 167.96 3580.50 2601.09 14:20:29 26.65 0.03 23.64 2.98 0.38 2113.17 4648.26 14:30:13 23.29 0.03 21.03 2.23 0.84 3929.82 4744.28 14:40:18 9.71 0.16 8.37 1.18 10.27 6190.84 1034.30 Average: 19.75 0.80 16.97 1.99 43.79 3947.18 3258.30 14:00:29 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:11 10026932 13524276 2435180 14.87 133080 3494020 2661716 15.28 619088 5346372 5272 14:20:29 9261784 13149592 2805100 17.13 157540 3824576 2951264 16.94 749956 5939092 8188 14:30:13 7579804 12414300 3536552 21.60 172876 4715532 3541924 20.33 1012228 7299392 84 14:40:18 8767928 15316504 628388 3.84 189008 6358528 1158144 6.65 1664928 5410748 116 Average: 8909112 13601168 2351305 14.36 163126 4598164 2578262 14.80 1011550 5998901 3415 14:00:29 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:11 lo 745.86 745.86 708.97 708.97 0.00 0.00 0.00 0.00 14:10:11 ens3 159.18 124.78 1108.42 21.12 0.00 0.00 0.00 0.00 14:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:29 lo 1753.57 1753.57 1667.13 1667.13 0.00 0.00 0.00 0.00 14:20:29 ens3 31.09 23.24 17.47 15.91 0.00 0.00 0.00 0.00 14:20:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:13 lo 853.55 853.55 806.78 806.78 0.00 0.00 0.00 0.00 14:30:13 ens3 25.50 20.36 27.80 10.14 0.00 0.00 0.00 0.00 14:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:18 lo 2524.20 2524.20 9209.52 9209.52 0.00 0.00 0.00 0.00 14:40:18 ens3 63.81 73.57 111.10 878.16 0.00 0.00 0.00 0.00 14:40:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1483.30 1483.30 3133.36 3133.36 0.00 0.00 0.00 0.00 Average: ens3 69.19 60.00 309.27 234.10 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-261) 09/05/26 _x86_64_ (4 CPU) 13:55:28 LINUX RESTART (4 CPU) 14:00:29 CPU %user %nice %system %iowait %steal %idle 14:10:11 all 38.09 0.00 1.89 0.08 0.02 59.91 14:10:11 0 37.51 0.00 1.75 0.12 0.02 60.59 14:10:11 1 38.07 0.00 1.98 0.10 0.02 59.83 14:10:11 2 38.40 0.00 1.99 0.04 0.02 59.55 14:10:11 3 38.39 0.00 1.85 0.07 0.02 59.68 14:20:29 all 62.15 0.00 2.79 0.08 0.03 34.95 14:20:29 0 62.93 0.00 2.92 0.10 0.03 34.02 14:20:29 1 61.23 0.00 2.41 0.06 0.03 36.27 14:20:29 2 61.73 0.00 2.93 0.11 0.02 35.20 14:20:29 3 62.70 0.00 2.91 0.05 0.03 34.32 14:30:13 all 46.41 0.00 2.14 0.10 0.02 51.32 14:30:13 0 45.15 0.00 2.18 0.06 0.02 52.58 14:30:13 1 46.87 0.00 2.24 0.06 0.02 50.80 14:30:13 2 47.71 0.00 2.12 0.09 0.02 50.05 14:30:13 3 45.90 0.00 2.02 0.20 0.02 51.86 14:40:18 all 30.11 0.00 1.36 0.11 0.02 68.39 14:40:18 0 34.73 0.00 1.15 0.19 0.02 63.92 14:40:18 1 26.67 0.00 1.13 0.10 0.01 72.08 14:40:18 2 23.83 0.00 1.55 0.05 0.02 74.55 14:40:18 3 35.19 0.00 1.63 0.11 0.02 63.05 Average: all 44.33 0.00 2.05 0.09 0.02 53.51 Average: 0 45.25 0.00 2.01 0.12 0.02 52.61 Average: 1 43.32 0.00 1.94 0.08 0.02 54.64 Average: 2 43.04 0.00 2.16 0.07 0.02 54.71 Average: 3 45.69 0.00 2.11 0.11 0.02 52.07