---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5667 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 877 24801 4 6412 30746 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:0b:8c:d5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.146/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84404sec preferred_lft 84404sec inet6 fe80::f816:3eff:fe0b:8cd5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:23:13:c5:67:93 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-5667) 03/18/26 _x86_64_ (8 CPU) 21:09:50 LINUX RESTART (8 CPU) 21:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:20:02 69.72 11.83 54.70 3.18 1717.78 20819.66 13887.75 21:30:02 32.12 0.12 27.90 4.10 5.72 2365.43 10578.15 21:40:02 35.14 0.01 30.73 4.40 0.09 3194.84 20362.77 Average: 45.68 3.99 37.79 3.89 575.24 8800.72 14942.24 21:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:20:02 26101076 29692292 2617940 7.97 156264 3671992 2723308 8.03 758928 5568404 65100 21:30:02 25562724 29549524 2756304 8.39 192668 3992452 2790340 8.23 871920 5953028 55664 21:40:02 24650220 29156976 3144256 9.57 217144 4445460 3132392 9.24 998304 6689864 176 Average: 25438007 29466264 2839500 8.64 188692 4036635 2882013 8.50 876384 6070432 40313 21:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:20:02 lo 852.63 852.63 811.69 811.69 0.00 0.00 0.00 0.00 21:20:02 ens3 141.76 104.96 1268.40 20.86 0.00 0.00 0.00 0.00 21:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:02 lo 1891.64 1891.64 1801.71 1801.71 0.00 0.00 0.00 0.00 21:30:02 ens3 19.15 15.87 8.40 5.94 0.00 0.00 0.00 0.00 21:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:02 lo 1841.22 1841.22 1753.51 1753.51 0.00 0.00 0.00 0.00 21:40:02 ens3 23.63 19.57 9.39 7.01 0.00 0.00 0.00 0.00 21:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1528.08 1528.08 1455.24 1455.24 0.00 0.00 0.00 0.00 Average: ens3 61.56 46.84 429.25 11.28 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-5667) 03/18/26 _x86_64_ (8 CPU) 21:09:50 LINUX RESTART (8 CPU) 21:10:00 CPU %user %nice %system %iowait %steal %idle 21:20:02 all 36.47 0.00 1.76 0.35 0.07 61.36 21:20:02 0 31.60 0.00 1.43 0.15 0.06 66.76 21:20:02 1 39.81 0.00 1.95 0.22 0.07 57.94 21:20:02 2 35.14 0.00 1.76 0.40 0.07 62.64 21:20:02 3 36.54 0.00 1.96 0.59 0.07 60.84 21:20:02 4 36.85 0.00 1.52 0.28 0.06 61.28 21:20:02 5 38.96 0.00 1.71 0.30 0.07 58.97 21:20:02 6 40.21 0.00 2.11 0.71 0.07 56.90 21:20:02 7 32.67 0.00 1.64 0.13 0.06 65.50 21:30:02 all 35.58 0.00 1.73 0.09 0.06 62.55 21:30:02 0 33.55 0.00 1.58 0.18 0.06 64.62 21:30:02 1 36.04 0.00 2.01 0.07 0.06 61.83 21:30:02 2 35.63 0.00 1.76 0.08 0.06 62.47 21:30:02 3 37.74 0.00 1.71 0.03 0.06 60.46 21:30:02 4 36.39 0.00 1.73 0.05 0.06 61.76 21:30:02 5 33.48 0.00 1.55 0.14 0.06 64.76 21:30:02 6 37.21 0.00 2.03 0.04 0.06 60.66 21:30:02 7 34.63 0.00 1.43 0.09 0.06 63.80 21:40:02 all 37.61 0.00 1.81 0.07 0.07 60.44 21:40:02 0 37.14 0.00 1.92 0.14 0.07 60.73 21:40:02 1 37.90 0.00 2.07 0.05 0.07 59.91 21:40:02 2 39.52 0.00 1.63 0.04 0.07 58.75 21:40:02 3 37.66 0.00 1.62 0.10 0.07 60.55 21:40:02 4 38.85 0.00 1.87 0.08 0.07 59.13 21:40:02 5 35.03 0.00 1.96 0.05 0.07 62.89 21:40:02 6 34.41 0.00 1.71 0.06 0.07 63.76 21:40:02 7 40.35 0.00 1.73 0.06 0.07 57.79 Average: all 36.55 0.00 1.77 0.17 0.07 61.45 Average: 0 34.10 0.00 1.64 0.16 0.06 64.04 Average: 1 37.92 0.00 2.01 0.11 0.07 59.89 Average: 2 36.76 0.00 1.72 0.17 0.07 61.29 Average: 3 37.31 0.00 1.76 0.24 0.07 60.61 Average: 4 37.36 0.00 1.71 0.14 0.06 60.73 Average: 5 35.83 0.00 1.74 0.16 0.07 62.20 Average: 6 37.28 0.00 1.95 0.27 0.07 60.44 Average: 7 35.88 0.00 1.60 0.09 0.06 62.37