---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-482293 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 909 24870 4 6312 30715 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:a8:53:00 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.128/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84329sec preferred_lft 84329sec inet6 fe80::f816:3eff:fea8:5300/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:fc:55:3c:c9:c5 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-482293) 03/15/26 _x86_64_ (8 CPU) 16:16:25 LINUX RESTART (8 CPU) 16:20:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:30:13 29.35 0.31 25.89 3.15 13.37 3229.74 12982.99 16:40:13 49.05 0.01 30.00 19.04 0.24 2507.63 527488.53 16:50:09 44.31 11.99 28.52 3.80 135.50 5349.13 9402.13 Average: 40.90 4.09 28.14 8.68 49.48 3691.05 183875.16 16:20:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:30:13 25407100 29083748 3224528 9.81 164220 3736412 3296744 9.72 711288 6295608 175816 16:40:13 24953748 28996760 3308580 10.07 195520 4035080 3431776 10.12 830812 6590012 130496 16:50:09 25569860 31539924 757616 2.31 229620 5829320 1330764 3.92 1538380 5135776 739972 Average: 25310236 29873477 2430241 7.40 196453 4533604 2686428 7.92 1026827 6007132 348761 16:20:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:30:13 lo 1254.19 1254.19 1193.67 1193.67 0.00 0.00 0.00 0.00 16:30:13 ens3 29.88 23.98 100.11 7.31 0.00 0.00 0.00 0.00 16:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:13 lo 1908.63 1908.63 1818.54 1818.54 0.00 0.00 0.00 0.00 16:40:13 ens3 20.25 17.15 8.54 5.73 0.00 0.00 0.00 0.00 16:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:09 lo 1155.63 1155.63 1099.71 1099.71 0.00 0.00 0.00 0.00 16:50:09 ens3 51.36 41.18 194.06 39.09 0.00 0.00 0.00 0.00 16:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1440.39 1440.39 1371.50 1371.50 0.00 0.00 0.00 0.00 Average: ens3 33.78 27.40 100.64 17.32 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-482293) 03/15/26 _x86_64_ (8 CPU) 16:16:25 LINUX RESTART (8 CPU) 16:20:13 CPU %user %nice %system %iowait %steal %idle 16:30:13 all 40.61 0.00 1.78 0.10 0.08 57.43 16:30:13 0 38.46 0.00 1.68 0.06 0.09 59.72 16:30:13 1 41.95 0.00 2.04 0.26 0.09 55.67 16:30:13 2 41.42 0.00 1.98 0.11 0.09 56.40 16:30:13 3 39.92 0.00 1.87 0.11 0.08 58.01 16:30:13 4 41.01 0.00 1.51 0.10 0.08 57.30 16:30:13 5 38.41 0.00 1.66 0.05 0.08 59.80 16:30:13 6 42.91 0.00 1.84 0.08 0.09 55.08 16:30:13 7 40.80 0.00 1.66 0.04 0.08 57.42 16:40:13 all 35.91 0.00 1.78 0.09 0.08 62.13 16:40:13 0 33.09 0.00 1.73 0.04 0.08 65.05 16:40:13 1 41.55 0.00 1.93 0.06 0.09 56.37 16:40:13 2 37.79 0.00 1.79 0.20 0.09 60.13 16:40:13 3 37.90 0.00 1.79 0.05 0.09 60.17 16:40:13 4 35.22 0.00 2.00 0.05 0.08 62.65 16:40:13 5 34.41 0.00 1.65 0.06 0.08 63.79 16:40:13 6 32.83 0.00 1.73 0.20 0.08 65.16 16:40:13 7 34.53 0.00 1.58 0.07 0.08 63.75 16:50:09 all 33.67 0.04 1.65 0.16 0.09 64.39 16:50:09 0 32.70 0.00 1.64 0.05 0.09 65.53 16:50:09 1 33.38 0.14 1.60 0.33 0.09 64.46 16:50:09 2 35.12 0.00 1.84 0.12 0.09 62.83 16:50:09 3 37.08 0.00 1.58 0.02 0.09 61.22 16:50:09 4 34.70 0.01 1.53 0.27 0.09 63.40 16:50:09 5 32.57 0.13 1.73 0.17 0.08 65.31 16:50:09 6 33.94 0.07 1.73 0.25 0.09 63.91 16:50:09 7 29.85 0.00 1.51 0.08 0.08 68.48 Average: all 36.74 0.01 1.73 0.12 0.09 61.31 Average: 0 34.75 0.00 1.68 0.05 0.09 63.43 Average: 1 38.97 0.05 1.86 0.22 0.09 58.82 Average: 2 38.12 0.00 1.87 0.14 0.09 59.78 Average: 3 38.30 0.00 1.75 0.06 0.09 59.80 Average: 4 36.98 0.00 1.68 0.14 0.08 61.11 Average: 5 35.14 0.04 1.68 0.09 0.08 62.96 Average: 6 36.57 0.02 1.77 0.17 0.09 61.38 Average: 7 35.07 0.00 1.58 0.06 0.08 63.20