---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-429226 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 12G 144G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 891 24864 4 6336 30733 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:09:c1:a2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.200/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83947sec preferred_lft 83947sec inet6 fe80::f816:3eff:fe09:c1a2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:2c:cb:07:6e:35 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-8c-8g-429226) 03/10/26 _x86_64_ (8 CPU) 15:48:10 LINUX RESTART (8 CPU) 15:50:41 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:14 27.17 3.03 21.67 2.48 568.94 4197.45 13363.26 16:10:41 31.65 0.13 27.51 4.01 5.51 2524.85 15954.69 16:20:00 35.91 0.01 31.54 4.36 0.11 3338.34 15786.52 Average: 31.54 1.04 26.89 3.62 187.39 3328.40 15056.84 15:50:41 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:14 26054224 29444148 2867692 8.73 150432 3490648 3472476 10.24 788504 5609220 29144 16:10:41 25024096 28933336 3372588 10.26 193484 3914612 3534744 10.42 931448 6425436 53424 16:20:00 24066356 28684304 3616300 11.00 220548 4545684 3716276 10.96 1088708 7169652 178668 Average: 25048225 29020596 3285527 10.00 188155 3983648 3574499 10.54 936220 6401436 87079 15:50:41 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:14 lo 826.26 826.26 786.81 786.81 0.00 0.00 0.00 0.00 16:00:14 ens3 121.52 91.36 1027.72 20.92 0.00 0.00 0.00 0.00 16:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:41 lo 1594.67 1594.67 1518.00 1518.00 0.00 0.00 0.00 0.00 16:10:41 ens3 53.88 40.38 22.62 19.88 0.00 0.00 0.00 0.00 16:10:41 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:00 lo 1692.41 1692.41 1611.04 1611.04 0.00 0.00 0.00 0.00 16:20:00 ens3 61.59 42.49 21.37 16.55 0.00 0.00 0.00 0.00 16:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1375.35 1375.35 1309.32 1309.32 0.00 0.00 0.00 0.00 Average: ens3 78.37 57.67 349.73 19.16 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-8c-8g-429226) 03/10/26 _x86_64_ (8 CPU) 15:48:10 LINUX RESTART (8 CPU) 15:50:41 CPU %user %nice %system %iowait %steal %idle 16:00:14 all 28.65 0.00 1.26 0.10 0.06 69.92 16:00:14 0 28.72 0.00 1.24 0.05 0.06 69.93 16:00:14 1 30.55 0.00 1.55 0.04 0.07 67.79 16:00:14 2 31.04 0.00 1.25 0.05 0.06 67.59 16:00:14 3 26.46 0.00 1.21 0.07 0.06 72.20 16:00:14 4 29.35 0.00 1.13 0.35 0.06 69.12 16:00:14 5 28.19 0.00 1.13 0.05 0.06 70.57 16:00:14 6 28.79 0.00 1.30 0.07 0.07 69.78 16:00:14 7 26.15 0.00 1.27 0.15 0.06 72.37 16:10:41 all 34.58 0.00 1.60 0.17 0.08 63.57 16:10:41 0 34.86 0.00 1.48 0.04 0.08 63.54 16:10:41 1 38.09 0.00 1.52 0.07 0.08 60.24 16:10:41 2 34.36 0.00 1.94 0.52 0.08 63.10 16:10:41 3 29.88 0.00 1.57 0.35 0.07 68.12 16:10:41 4 36.65 0.00 1.52 0.21 0.08 61.55 16:10:41 5 33.64 0.00 1.69 0.12 0.08 64.48 16:10:41 6 34.27 0.00 1.54 0.05 0.08 64.07 16:10:41 7 34.84 0.00 1.57 0.04 0.08 63.46 16:20:00 all 36.55 0.00 1.77 0.07 0.08 61.53 16:20:00 0 34.57 0.00 1.76 0.07 0.08 63.53 16:20:00 1 37.82 0.00 2.35 0.12 0.08 59.63 16:20:00 2 38.16 0.00 1.47 0.05 0.08 60.24 16:20:00 3 39.62 0.00 1.58 0.02 0.08 58.70 16:20:00 4 36.00 0.00 1.70 0.06 0.08 62.15 16:20:00 5 35.29 0.00 1.67 0.06 0.08 62.89 16:20:00 6 35.69 0.00 1.78 0.03 0.08 62.41 16:20:00 7 35.21 0.00 1.82 0.16 0.08 62.73 Average: all 33.27 0.00 1.54 0.12 0.07 64.99 Average: 0 32.77 0.00 1.49 0.05 0.07 65.62 Average: 1 35.55 0.00 1.79 0.07 0.08 62.51 Average: 2 34.49 0.00 1.57 0.22 0.07 63.65 Average: 3 31.85 0.00 1.45 0.15 0.07 66.47 Average: 4 34.06 0.00 1.45 0.21 0.07 64.21 Average: 5 32.39 0.00 1.50 0.08 0.07 65.96 Average: 6 32.93 0.00 1.54 0.05 0.08 65.40 Average: 7 32.12 0.00 1.55 0.11 0.08 66.13