---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-54323 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 926 24973 4 6192 30697 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:72:f0:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.142/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84384sec preferred_lft 84384sec inet6 fe80::f816:3eff:fe72:f0c3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:82:ee:83:3f:e2 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-54323) 03/30/26 _x86_64_ (8 CPU) 21:59:41 LINUX RESTART (8 CPU) 22:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:17 62.29 10.39 49.15 2.74 1356.03 10292.72 6660.61 22:20:17 36.69 0.12 31.86 4.71 5.25 2622.52 18659.47 22:30:17 32.10 0.01 28.07 4.02 0.11 2892.56 14216.43 Average: 43.86 3.57 36.48 3.81 461.99 5314.87 13119.66 22:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:17 25703296 29087412 3224416 9.81 153276 3469704 3351576 9.88 672904 6054516 10920 22:20:17 24928992 28899392 3406968 10.37 192944 3968152 3366096 9.93 819548 6617280 175272 22:30:17 25058000 29360368 2942172 8.95 215748 4244764 2865836 8.45 911932 6351628 12204 Average: 25230096 29115724 3191185 9.71 187323 3894207 3194503 9.42 801461 6341141 66132 22:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:17 lo 840.02 840.02 799.15 799.15 0.00 0.00 0.00 0.00 22:10:17 ens3 137.31 103.15 1078.16 20.21 0.00 0.00 0.00 0.00 22:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:17 lo 2166.33 2166.33 2064.27 2064.27 0.00 0.00 0.00 0.00 22:20:17 ens3 19.77 17.38 8.59 5.84 0.00 0.00 0.00 0.00 22:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:17 lo 1684.54 1684.54 1604.04 1604.04 0.00 0.00 0.00 0.00 22:30:17 ens3 21.54 18.47 8.79 6.63 0.00 0.00 0.00 0.00 22:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1557.06 1557.06 1482.89 1482.89 0.00 0.00 0.00 0.00 Average: ens3 60.24 46.85 371.65 10.97 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-54323) 03/30/26 _x86_64_ (8 CPU) 21:59:41 LINUX RESTART (8 CPU) 22:00:00 CPU %user %nice %system %iowait %steal %idle 22:10:17 all 38.80 0.00 1.67 0.26 0.07 59.21 22:10:17 0 36.41 0.00 1.58 0.33 0.06 61.62 22:10:17 1 37.01 0.00 1.40 0.67 0.07 60.85 22:10:17 2 43.52 0.00 2.11 0.45 0.07 53.85 22:10:17 3 41.36 0.00 1.64 0.09 0.07 56.83 22:10:17 4 40.04 0.00 1.62 0.30 0.07 57.97 22:10:17 5 35.64 0.00 1.93 0.06 0.07 62.30 22:10:17 6 36.78 0.00 1.57 0.11 0.06 61.47 22:10:17 7 39.63 0.00 1.51 0.05 0.07 58.74 22:20:17 all 35.45 0.00 1.75 0.07 0.06 62.67 22:20:17 0 34.56 0.00 1.75 0.04 0.06 63.59 22:20:17 1 32.25 0.00 1.93 0.10 0.07 65.65 22:20:17 2 38.20 0.00 1.95 0.12 0.06 59.66 22:20:17 3 36.63 0.00 1.84 0.06 0.06 61.41 22:20:17 4 36.86 0.00 1.39 0.04 0.06 61.66 22:20:17 5 39.39 0.00 1.59 0.05 0.07 58.91 22:20:17 6 32.51 0.00 1.84 0.07 0.06 65.53 22:20:17 7 33.19 0.00 1.75 0.06 0.06 64.94 22:30:17 all 37.37 0.00 1.82 0.07 0.07 60.67 22:30:17 0 32.45 0.00 1.38 0.04 0.07 66.07 22:30:17 1 39.17 0.00 1.99 0.07 0.07 58.70 22:30:17 2 40.72 0.00 1.93 0.03 0.07 57.25 22:30:17 3 40.42 0.00 1.89 0.12 0.07 57.50 22:30:17 4 36.99 0.00 1.74 0.04 0.07 61.15 22:30:17 5 35.50 0.00 2.09 0.15 0.07 62.20 22:30:17 6 38.87 0.00 1.70 0.05 0.07 59.31 22:30:17 7 34.82 0.00 1.84 0.07 0.07 63.20 Average: all 37.22 0.00 1.75 0.13 0.07 60.83 Average: 0 34.49 0.00 1.57 0.14 0.06 63.74 Average: 1 36.15 0.00 1.77 0.28 0.07 61.73 Average: 2 40.84 0.00 2.00 0.20 0.07 56.89 Average: 3 39.49 0.00 1.79 0.09 0.07 58.57 Average: 4 37.98 0.00 1.58 0.13 0.07 60.24 Average: 5 36.83 0.00 1.87 0.08 0.07 61.15 Average: 6 36.06 0.00 1.70 0.08 0.06 62.09 Average: 7 35.91 0.00 1.70 0.06 0.07 62.26