---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-30894 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: 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 894 24885 4 6312 30729 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:18:14:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.78/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84404sec preferred_lft 84404sec inet6 fe80::f816:3eff:fe18:14fa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:43:48:1c:94:e9 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-30894) 06/26/26 _x86_64_ (8 CPU) 18:49:59 LINUX RESTART (8 CPU) 18:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:00:02 79.65 23.13 53.66 2.86 1981.30 24904.83 11135.73 19:10:01 32.77 0.12 28.41 4.25 5.27 2548.13 15082.65 19:20:01 34.54 0.02 30.21 4.32 0.21 3004.37 19635.97 Average: 49.00 7.76 37.43 3.81 662.59 10156.13 15283.75 18:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:00:02 26273096 29752056 2559012 7.79 154420 3556044 2748340 8.10 673216 5475828 53896 19:10:01 25466344 29449792 2856548 8.69 192168 3978700 2862336 8.44 794572 6115004 122620 19:20:01 24177504 28745064 3557104 10.82 215824 4496076 3461992 10.21 938724 7208800 188148 Average: 25305648 29315637 2990888 9.10 187471 4010273 3024223 8.92 802171 6266544 121555 18:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:00:02 lo 849.64 849.64 808.69 808.69 0.00 0.00 0.00 0.00 19:00:02 ens3 146.07 111.18 1145.47 21.36 0.00 0.00 0.00 0.00 19:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:01 lo 1936.31 1936.31 1844.19 1844.19 0.00 0.00 0.00 0.00 19:10:01 ens3 21.66 18.55 8.90 6.20 0.00 0.00 0.00 0.00 19:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:01 lo 1734.21 1734.21 1651.37 1651.37 0.00 0.00 0.00 0.00 19:20:01 ens3 25.45 20.88 9.07 6.74 0.00 0.00 0.00 0.00 19:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1506.56 1506.56 1434.59 1434.59 0.00 0.00 0.00 0.00 Average: ens3 64.41 50.22 388.00 11.43 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-30894) 06/26/26 _x86_64_ (8 CPU) 18:49:59 LINUX RESTART (8 CPU) 18:50:00 CPU %user %nice %system %iowait %steal %idle 19:00:02 all 36.49 0.00 1.60 0.27 0.08 61.56 19:00:02 0 36.17 0.00 1.51 0.55 0.08 61.68 19:00:02 1 35.03 0.00 1.61 0.21 0.08 63.07 19:00:02 2 35.77 0.00 1.39 0.04 0.08 62.72 19:00:02 3 36.83 0.00 1.36 0.30 0.08 61.43 19:00:02 4 39.40 0.00 1.75 0.18 0.07 58.61 19:00:02 5 36.81 0.00 1.86 0.20 0.08 61.05 19:00:02 6 38.36 0.00 1.62 0.13 0.08 59.81 19:00:02 7 33.52 0.00 1.73 0.57 0.07 64.11 19:10:01 all 38.33 0.00 1.61 0.05 0.07 59.93 19:10:01 0 40.01 0.00 1.40 0.05 0.08 58.47 19:10:01 1 41.28 0.00 1.64 0.04 0.08 56.96 19:10:01 2 38.18 0.00 1.78 0.03 0.07 59.94 19:10:01 3 37.83 0.00 1.88 0.06 0.07 60.16 19:10:01 4 34.23 0.00 1.72 0.05 0.07 63.93 19:10:01 5 38.53 0.00 1.33 0.04 0.08 60.03 19:10:01 6 37.23 0.00 1.70 0.13 0.07 60.87 19:10:01 7 39.36 0.00 1.45 0.03 0.07 59.09 19:20:01 all 37.73 0.00 1.80 0.06 0.08 60.33 19:20:01 0 35.26 0.00 1.91 0.09 0.08 62.67 19:20:01 1 39.99 0.00 2.11 0.04 0.09 57.77 19:20:01 2 39.90 0.00 2.15 0.03 0.09 57.84 19:20:01 3 39.55 0.00 1.70 0.03 0.08 58.63 19:20:01 4 36.86 0.00 1.79 0.04 0.08 61.23 19:20:01 5 37.54 0.00 1.67 0.15 0.08 60.55 19:20:01 6 37.12 0.00 1.54 0.04 0.08 61.22 19:20:01 7 35.63 0.00 1.50 0.06 0.08 62.73 Average: all 37.52 0.00 1.67 0.13 0.08 60.61 Average: 0 37.15 0.00 1.61 0.23 0.08 60.94 Average: 1 38.77 0.00 1.79 0.10 0.08 59.27 Average: 2 37.95 0.00 1.77 0.03 0.08 60.17 Average: 3 38.07 0.00 1.65 0.13 0.08 60.08 Average: 4 36.83 0.00 1.75 0.09 0.07 61.26 Average: 5 37.63 0.00 1.62 0.13 0.08 60.54 Average: 6 37.57 0.00 1.62 0.10 0.08 60.63 Average: 7 36.17 0.00 1.56 0.22 0.08 61.98