---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4145 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 18G 138G 12% / 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 792 20270 4 11028 30831 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:55:5b:46 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.27/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84324sec preferred_lft 84324sec inet6 fe80::f816:3eff:fe55:5b46/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:d9:5c:df:a9:23 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-4145) 03/23/26 _x86_64_ (8 CPU) 10:27:00 LINUX RESTART (8 CPU) 10:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:40:11 13.26 0.46 11.86 0.94 18.31 4153.23 1734.43 10:50:18 9.61 0.33 8.34 0.94 5.83 872.40 95.28 11:00:01 333.76 0.57 327.47 5.72 6.45 22430.09 69504.58 Average: 115.80 0.45 112.86 2.49 10.26 8964.54 23123.71 10:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:40:11 23558840 27564800 4742148 14.43 163200 4053376 4860984 14.33 595056 8237964 8692 10:50:18 22180540 26416836 5885604 17.91 170124 4253368 9186784 27.09 661808 9514880 2968 11:00:01 15329256 25604744 6637644 20.20 473412 9300488 4016908 11.85 1700516 14519464 20308 Average: 20356212 26528793 5755132 17.51 268912 5869077 6021559 17.76 985793 10757436 10656 10:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:40:11 lo 2.18 2.18 1.03 1.03 0.00 0.00 0.00 0.00 10:40:11 ens3 283.34 153.37 364.66 69.38 0.00 0.00 0.00 0.00 10:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:18 lo 5.78 5.78 0.97 0.97 0.00 0.00 0.00 0.00 10:50:18 ens3 22.27 16.90 101.40 5.31 0.00 0.00 0.00 0.00 10:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 0.37 0.37 0.06 0.06 0.00 0.00 0.00 0.00 11:00:01 ens3 135.07 87.11 946.42 22.50 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.81 2.81 0.69 0.69 0.00 0.00 0.00 0.00 Average: ens3 147.31 85.90 464.25 32.60 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-4145) 03/23/26 _x86_64_ (8 CPU) 10:27:00 LINUX RESTART (8 CPU) 10:30:01 CPU %user %nice %system %iowait %steal %idle 10:40:11 all 48.11 0.00 1.71 0.03 0.08 50.07 10:40:11 0 48.63 0.00 1.88 0.01 0.08 49.40 10:40:11 1 48.62 0.00 1.76 0.12 0.08 49.42 10:40:11 2 55.54 0.00 1.54 0.02 0.08 42.83 10:40:11 3 48.14 0.00 1.76 0.05 0.08 49.98 10:40:11 4 49.47 0.00 1.68 0.00 0.08 48.77 10:40:11 5 44.96 0.00 1.89 0.03 0.08 53.04 10:40:11 6 44.46 0.00 1.60 0.04 0.07 53.83 10:40:11 7 45.07 0.00 1.54 0.00 0.07 53.31 10:50:18 all 93.30 0.00 2.48 0.00 0.11 4.11 10:50:18 0 92.80 0.00 2.37 0.00 0.11 4.72 10:50:18 1 92.35 0.00 2.40 0.00 0.11 5.14 10:50:18 2 93.88 0.00 2.44 0.00 0.10 3.58 10:50:18 3 92.79 0.00 2.68 0.00 0.10 4.42 10:50:18 4 94.91 0.00 2.49 0.00 0.11 2.49 10:50:18 5 94.12 0.00 2.51 0.00 0.11 3.26 10:50:18 6 92.64 0.00 2.47 0.00 0.11 4.78 10:50:18 7 92.91 0.00 2.50 0.00 0.10 4.49 11:00:01 all 51.96 0.00 2.86 0.61 0.09 44.48 11:00:01 0 48.19 0.00 2.63 0.51 0.08 48.60 11:00:01 1 51.93 0.00 3.10 0.70 0.10 44.17 11:00:01 2 52.35 0.00 3.35 0.95 0.09 43.25 11:00:01 3 55.78 0.00 3.31 1.04 0.09 39.78 11:00:01 4 54.61 0.00 2.72 0.47 0.09 42.10 11:00:01 5 51.06 0.00 2.44 0.50 0.09 45.91 11:00:01 6 52.66 0.00 2.95 0.32 0.09 43.98 11:00:01 7 49.11 0.00 2.39 0.39 0.09 48.03 Average: all 64.62 0.00 2.34 0.21 0.09 32.74 Average: 0 63.39 0.00 2.29 0.17 0.09 34.06 Average: 1 64.47 0.00 2.41 0.27 0.09 32.76 Average: 2 67.47 0.00 2.43 0.31 0.09 29.70 Average: 3 65.70 0.00 2.57 0.35 0.09 31.28 Average: 4 66.48 0.00 2.29 0.15 0.09 30.98 Average: 5 63.54 0.00 2.28 0.17 0.09 33.92 Average: 6 63.38 0.00 2.33 0.12 0.09 34.08 Average: 7 62.54 0.00 2.14 0.13 0.09 35.11