---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-37999 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 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 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 896 24739 4 6457 30728 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:6e:ea:38 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.16/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83974sec preferred_lft 83974sec inet6 fe80::f816:3eff:fe6e:ea38/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:23:5e:eb:2b:f3 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-37999) 07/23/26 _x86_64_ (8 CPU) 08:42:32 LINUX RESTART (8 CPU) 08:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:03 30.05 3.37 24.33 2.35 170.90 5469.00 3501.98 09:10:03 36.71 0.11 31.78 4.81 5.19 2491.65 16424.69 09:20:01 33.43 0.01 29.49 3.93 0.11 2894.51 13622.33 Average: 33.39 1.17 28.53 3.69 58.99 3622.26 11167.70 08:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:03 25102044 28743244 3565880 10.85 157044 3711144 3602424 10.62 742640 6571460 668 09:10:03 24780840 28846012 3459576 10.53 196704 4053488 3785580 11.16 862040 6726764 14660 09:20:01 23930844 28656952 3643876 11.09 218664 4647240 3613508 10.66 1001792 7383956 174624 Average: 24604576 28748736 3556444 10.82 190804 4137291 3667171 10.81 868824 6894060 63317 08:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:03 lo 915.51 915.51 870.65 870.65 0.00 0.00 0.00 0.00 09:00:03 ens3 101.27 74.87 854.72 13.82 0.00 0.00 0.00 0.00 09:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:03 lo 2205.88 2205.88 2102.59 2102.59 0.00 0.00 0.00 0.00 09:10:03 ens3 21.95 18.08 8.78 5.88 0.00 0.00 0.00 0.00 09:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 lo 1643.17 1643.17 1564.66 1564.66 0.00 0.00 0.00 0.00 09:20:01 ens3 22.98 19.47 8.94 6.63 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1587.07 1587.07 1511.57 1511.57 0.00 0.00 0.00 0.00 Average: ens3 48.85 37.56 292.08 8.79 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-37999) 07/23/26 _x86_64_ (8 CPU) 08:42:32 LINUX RESTART (8 CPU) 08:50:01 CPU %user %nice %system %iowait %steal %idle 09:00:03 all 38.64 0.00 1.53 0.80 0.15 58.89 09:00:03 0 36.35 0.00 1.29 0.52 0.09 61.75 09:00:03 1 38.72 0.00 1.52 2.44 0.09 57.23 09:00:03 2 39.67 0.00 1.52 0.77 0.34 57.70 09:00:03 3 43.33 0.00 1.70 0.66 0.10 54.22 09:00:03 4 37.34 0.00 1.62 0.41 0.10 60.53 09:00:03 5 36.99 0.00 1.42 0.58 0.29 60.73 09:00:03 6 41.16 0.00 1.80 0.51 0.10 56.43 09:00:03 7 35.56 0.00 1.38 0.49 0.08 62.49 09:10:03 all 35.23 0.00 1.79 0.36 0.08 62.53 09:10:03 0 35.23 0.00 1.69 0.39 0.09 62.61 09:10:03 1 35.79 0.00 2.03 0.12 0.08 61.98 09:10:03 2 36.80 0.00 2.04 0.24 0.09 60.83 09:10:03 3 33.45 0.00 1.78 0.21 0.08 64.47 09:10:03 4 35.02 0.00 1.75 0.09 0.09 63.06 09:10:03 5 34.21 0.00 1.53 0.58 0.08 63.60 09:10:03 6 36.27 0.00 1.63 0.78 0.09 61.24 09:10:03 7 35.07 0.00 1.91 0.45 0.08 62.49 09:20:01 all 36.97 0.00 1.72 0.23 0.15 60.92 09:20:01 0 38.96 0.00 1.87 0.24 0.11 58.82 09:20:01 1 38.23 0.00 1.70 0.15 0.11 59.82 09:20:01 2 36.16 0.00 1.76 0.10 0.08 61.89 09:20:01 3 38.08 0.00 1.74 0.04 0.12 60.01 09:20:01 4 38.91 0.00 1.92 0.10 0.11 58.96 09:20:01 5 34.91 0.00 1.78 0.37 0.10 62.84 09:20:01 6 34.14 0.00 1.62 0.42 0.16 63.67 09:20:01 7 36.42 0.00 1.39 0.43 0.39 61.38 Average: all 36.95 0.00 1.68 0.46 0.13 60.78 Average: 0 36.84 0.00 1.61 0.38 0.10 61.06 Average: 1 37.58 0.00 1.75 0.91 0.09 59.67 Average: 2 37.55 0.00 1.77 0.37 0.17 60.13 Average: 3 38.30 0.00 1.74 0.31 0.10 59.55 Average: 4 37.09 0.00 1.76 0.20 0.10 60.85 Average: 5 35.37 0.00 1.58 0.51 0.16 62.39 Average: 6 37.20 0.00 1.68 0.57 0.12 60.44 Average: 7 35.68 0.00 1.56 0.46 0.18 62.12