---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-22199 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 13G 143G 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 755 24177 4 7159 30869 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:f6:5e:27 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.81/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83897sec preferred_lft 83897sec inet6 fe80::f816:3eff:fef6:5e27/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:67:19:9c:2f:03 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 inet6 fe80::5867:19ff:fe9c:2f03/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-22199) 06/01/26 _x86_64_ (8 CPU) 10:20:03 LINUX RESTART (8 CPU) 10:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:40:01 33.01 0.11 28.70 4.20 5.25 2522.61 14440.79 10:50:00 35.34 0.01 30.97 4.36 0.11 3012.06 8709.12 11:00:01 41.54 2.03 37.89 1.62 318.85 7937.24 3561.15 Average: 36.63 0.72 32.52 3.39 108.11 4491.29 8903.00 10:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:40:01 25284288 29292664 3012092 9.17 194692 4002056 3047992 8.99 830112 6262944 33288 10:50:00 24093164 28783008 3517516 10.70 218704 4613844 3468620 10.23 983496 7224644 188792 11:00:01 24780200 31618012 668104 2.03 255612 6624804 1337328 3.94 1742392 5656352 16 Average: 24719217 29897895 2399237 7.30 223003 5080235 2617980 7.72 1185333 6381313 74032 10:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:40:01 lo 1873.57 1873.57 1784.35 1784.35 0.00 0.00 0.00 0.00 10:40:01 ens3 20.67 17.29 8.30 5.74 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:00 lo 1774.84 1774.84 1690.23 1690.23 0.00 0.00 0.00 0.00 10:50:00 ens3 24.11 19.95 8.96 6.85 0.00 0.00 0.00 0.00 10:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 94.84 94.84 78.43 78.43 0.00 0.00 0.00 0.00 11:00:01 ens3 153.66 160.69 530.91 1212.06 0.00 0.00 0.00 0.00 11:00:01 docker0 87.11 80.30 934.91 163.11 0.00 0.00 0.00 0.00 Average: lo 1247.52 1247.52 1184.12 1184.12 0.00 0.00 0.00 0.00 Average: ens3 66.16 66.00 182.79 408.38 0.00 0.00 0.00 0.00 Average: docker0 29.05 26.78 311.76 54.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-22199) 06/01/26 _x86_64_ (8 CPU) 10:20:03 LINUX RESTART (8 CPU) 10:30:01 CPU %user %nice %system %iowait %steal %idle 10:40:01 all 37.66 0.00 1.64 0.05 0.08 60.58 10:40:01 0 35.61 0.00 1.50 0.10 0.08 62.71 10:40:01 1 42.03 0.00 1.65 0.03 0.09 56.20 10:40:01 2 42.66 0.00 1.94 0.04 0.09 55.28 10:40:01 3 37.22 0.00 1.54 0.04 0.08 61.13 10:40:01 4 36.30 0.00 1.48 0.04 0.08 62.10 10:40:01 5 36.23 0.00 1.48 0.04 0.08 62.17 10:40:01 6 36.30 0.00 1.60 0.03 0.08 61.99 10:40:01 7 34.90 0.00 1.90 0.10 0.08 63.02 10:50:00 all 37.65 0.00 1.80 0.05 0.09 60.41 10:50:00 0 36.99 0.00 1.72 0.09 0.09 61.11 10:50:00 1 38.23 0.00 2.29 0.05 0.09 59.34 10:50:00 2 37.74 0.00 2.02 0.05 0.08 60.11 10:50:00 3 36.02 0.00 1.73 0.07 0.08 62.10 10:50:00 4 39.69 0.00 1.89 0.06 0.09 58.27 10:50:00 5 40.49 0.00 1.79 0.02 0.09 57.62 10:50:00 6 35.17 0.00 1.43 0.06 0.09 63.25 10:50:00 7 36.89 0.00 1.54 0.04 0.09 61.45 11:00:01 all 13.52 0.00 1.17 0.13 0.04 85.14 11:00:01 0 10.82 0.00 1.08 0.04 0.04 88.02 11:00:01 1 17.32 0.00 1.19 0.31 0.05 81.14 11:00:01 2 11.46 0.00 0.96 0.03 0.04 87.51 11:00:01 3 10.67 0.00 0.86 0.29 0.04 88.14 11:00:01 4 10.71 0.00 0.82 0.11 0.04 88.32 11:00:01 5 24.28 0.00 2.14 0.05 0.06 73.47 11:00:01 6 12.08 0.00 1.43 0.07 0.04 86.37 11:00:01 7 10.83 0.00 0.89 0.12 0.04 88.12 Average: all 29.60 0.00 1.54 0.08 0.07 68.72 Average: 0 27.79 0.00 1.43 0.07 0.07 70.63 Average: 1 32.52 0.00 1.71 0.13 0.07 65.57 Average: 2 30.60 0.00 1.64 0.04 0.07 67.65 Average: 3 27.95 0.00 1.38 0.13 0.07 70.47 Average: 4 28.88 0.00 1.40 0.07 0.07 69.58 Average: 5 33.66 0.00 1.80 0.04 0.08 64.42 Average: 6 27.84 0.00 1.49 0.06 0.07 70.55 Average: 7 27.52 0.00 1.44 0.09 0.07 70.88