---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1562 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: 5600.00 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 9% / 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 716 25593 4 5782 30908 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:9b:ff:8e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.162/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84468sec preferred_lft 84468sec inet6 fe80::f816:3eff:fe9b:ff8e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:21:d8:de:95:3c 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::4021:d8ff:fede:953c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1562) 05/20/26 _x86_64_ (8 CPU) 09:19:09 LINUX RESTART (8 CPU) 09:20:42 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:43 1.50 0.04 1.44 0.01 1.76 17.93 220.36 09:40:05 2.00 0.61 1.37 0.02 17.76 36.56 26.55 09:50:29 115.29 6.23 106.36 2.71 480.70 13252.02 29373.04 Average: 41.40 2.38 38.07 0.95 174.09 4646.77 10343.18 09:20:42 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:43 30148116 31777412 610136 1.86 60124 1908240 1513308 4.46 181652 2247028 16 09:40:05 30008500 31649592 737188 2.24 61232 1918204 1528272 4.51 186452 2390664 356 09:50:29 24013512 29485536 2817420 8.57 168744 5499180 3366756 9.93 818008 7546252 44820 Average: 28056709 30970847 1388248 4.22 96700 3108541 2136112 6.30 395371 4061315 15064 09:20:42 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:43 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 09:30:43 ens3 0.41 0.21 0.14 0.22 0.00 0.00 0.00 0.00 09:30:43 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:05 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 09:40:05 ens3 13.25 7.37 14.47 4.13 0.00 0.00 0.00 0.00 09:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:29 lo 40.46 40.46 19.18 19.18 0.00 0.00 0.00 0.00 09:50:29 ens3 157.99 99.04 1541.35 27.43 0.00 0.00 0.00 0.00 09:50:29 docker0 10.77 11.00 1.60 2.20 0.00 0.00 0.00 0.00 Average: lo 14.20 14.20 6.71 6.71 0.00 0.00 0.00 0.00 Average: ens3 59.49 36.98 543.02 10.95 0.00 0.00 0.00 0.00 Average: docker0 3.76 3.84 0.56 0.77 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1562) 05/20/26 _x86_64_ (8 CPU) 09:19:09 LINUX RESTART (8 CPU) 09:20:42 CPU %user %nice %system %iowait %steal %idle 09:30:43 all 0.07 0.00 0.02 0.01 0.01 99.90 09:30:43 0 0.01 0.00 0.01 0.01 0.00 99.97 09:30:43 1 0.01 0.00 0.01 0.00 0.00 99.98 09:30:43 2 0.02 0.00 0.02 0.03 0.00 99.92 09:30:43 3 0.01 0.00 0.01 0.00 0.00 99.98 09:30:43 4 0.02 0.00 0.02 0.00 0.01 99.94 09:30:43 5 0.45 0.00 0.01 0.00 0.01 99.53 09:30:43 6 0.04 0.00 0.02 0.00 0.02 99.91 09:30:43 7 0.02 0.00 0.02 0.00 0.00 99.96 09:40:05 all 0.21 0.00 0.03 0.05 0.01 99.70 09:40:05 0 0.17 0.00 0.02 0.05 0.00 99.75 09:40:05 1 0.20 0.00 0.02 0.02 0.01 99.76 09:40:05 2 0.10 0.00 0.02 0.25 0.00 99.63 09:40:05 3 0.14 0.00 0.03 0.01 0.00 99.83 09:40:05 4 0.12 0.00 0.02 0.02 0.01 99.83 09:40:05 5 0.35 0.00 0.06 0.00 0.01 99.57 09:40:05 6 0.12 0.00 0.01 0.07 0.01 99.79 09:40:05 7 0.50 0.00 0.03 0.02 0.01 99.44 09:50:29 all 26.73 0.00 1.09 1.63 0.09 70.46 09:50:29 0 26.58 0.00 1.01 1.65 0.09 70.67 09:50:29 1 23.12 0.00 1.07 0.97 0.09 74.75 09:50:29 2 32.18 0.00 1.21 2.33 0.09 64.18 09:50:29 3 32.27 0.00 1.22 2.23 0.10 64.19 09:50:29 4 29.19 0.00 1.21 0.50 0.08 69.02 09:50:29 5 21.40 0.00 1.04 1.33 0.08 76.16 09:50:29 6 24.19 0.00 1.02 2.45 0.09 72.25 09:50:29 7 24.92 0.00 0.94 1.59 0.08 72.47 Average: all 9.41 0.00 0.39 0.59 0.03 89.57 Average: 0 9.33 0.00 0.36 0.60 0.03 89.68 Average: 1 8.12 0.00 0.38 0.34 0.03 91.12 Average: 2 11.26 0.00 0.44 0.90 0.03 87.37 Average: 3 11.30 0.00 0.43 0.78 0.04 87.46 Average: 4 10.22 0.00 0.43 0.18 0.04 89.13 Average: 5 7.72 0.00 0.39 0.46 0.03 91.40 Average: 6 8.49 0.00 0.37 0.88 0.04 90.22 Average: 7 8.85 0.00 0.34 0.56 0.03 90.21