---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4350 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 25G 131G 16% / 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 882 14981 4 16228 30738 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:01:40:ab brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.201/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83803sec preferred_lft 83803sec inet6 fe80::f816:3eff:fe01:40ab/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:07:12:e1:2f:53 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::8407:12ff:fee1:2f53/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4350) 04/07/26 _x86_64_ (8 CPU) 09:11:18 LINUX RESTART (8 CPU) 09:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:07 133.48 0.42 128.36 4.70 18.29 17056.06 13387.37 09:40:07 65.45 12.60 25.50 27.35 159.21 4996.80 464618.52 09:50:29 10.98 0.08 10.42 0.48 1.98 2378.88 7610.64 Average: 69.53 4.30 54.54 10.69 58.93 8112.89 159298.39 09:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:07 308620 19550996 12578240 38.28 592552 17800980 18873984 55.66 4703880 24164024 13136 09:40:07 425696 18142688 13872784 42.21 578620 16410464 20277892 59.80 4665108 24068304 10556 09:50:29 363728 17708720 14303276 43.52 578460 16050828 20648028 60.89 4615720 24195512 724 Average: 366015 18467468 13584767 41.34 583211 16754091 19933301 58.78 4661569 24142613 8139 09:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:07 lo 0.64 0.64 0.22 0.22 0.00 0.00 0.00 0.00 09:30:07 ens3 70.34 49.51 1005.32 13.11 0.00 0.00 0.00 0.00 09:30:07 docker0 4.68 7.09 0.26 87.10 0.00 0.00 0.00 0.00 09:30:07 br-67dda6c9a3a3 0.56 0.53 0.18 0.13 0.00 0.00 0.00 0.00 09:30:07 vethe047470 72.24 76.23 36.29 37.13 0.00 0.00 0.00 0.00 09:30:07 vethf3c5c78 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:30:07 veth37d920e 0.26 0.34 0.03 0.11 0.00 0.00 0.00 0.00 09:30:07 vethe7770af 0.46 0.42 0.06 0.26 0.00 0.00 0.00 0.00 09:30:07 veth6bae861 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:30:07 vethaddd0d6 72.03 67.68 49.54 33.21 0.00 0.00 0.00 0.00 09:30:07 veth10da23a 2.23 1.76 0.30 1.67 0.00 0.00 0.00 0.00 09:40:07 lo 29.14 29.14 108.32 108.32 0.00 0.00 0.00 0.00 09:40:07 ens3 9.94 8.49 30.92 1.69 0.00 0.00 0.00 0.00 09:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:07 br-67dda6c9a3a3 23.09 26.30 21.12 118.69 0.00 0.00 0.00 0.00 09:40:07 vethe047470 70.12 76.58 47.00 28.02 0.00 0.00 0.00 0.00 09:40:07 vethf3c5c78 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 09:40:07 veth37d920e 36.21 39.51 21.29 357.71 0.00 0.00 0.00 0.03 09:40:07 vethe7770af 15.01 13.15 133.02 53.38 0.00 0.00 0.00 0.01 09:40:07 veth6bae861 22.68 24.70 241.13 133.42 0.00 0.00 0.00 0.02 09:40:07 vethaddd0d6 34.14 31.44 61.47 13.66 0.00 0.00 0.00 0.01 09:40:07 veth10da23a 49.13 45.19 20.77 35.74 0.00 0.00 0.00 0.00 09:50:29 lo 36.84 36.84 176.02 176.02 0.00 0.00 0.00 0.00 09:50:29 ens3 12.19 8.46 7.51 12.91 0.00 0.00 0.00 0.00 09:50:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:29 br-67dda6c9a3a3 21.53 22.76 36.28 140.47 0.00 0.00 0.00 0.00 09:50:29 vethe047470 62.26 68.73 46.43 22.45 0.00 0.00 0.00 0.00 09:50:29 vethf3c5c78 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:29 veth37d920e 27.72 28.86 36.88 212.71 0.00 0.00 0.00 0.02 09:50:29 vethe7770af 11.80 10.64 74.32 73.45 0.00 0.00 0.00 0.01 09:50:29 veth6bae861 11.63 13.09 73.93 73.86 0.00 0.00 0.00 0.01 09:50:29 vethaddd0d6 46.04 42.66 82.58 23.16 0.00 0.00 0.00 0.01 09:50:29 veth10da23a 30.05 26.76 13.40 25.79 0.00 0.00 0.00 0.00 Average: lo 22.29 22.29 95.43 95.43 0.00 0.00 0.00 0.00 Average: ens3 30.77 22.11 346.67 9.30 0.00 0.00 0.00 0.00 Average: docker0 1.56 2.36 0.09 28.94 0.00 0.00 0.00 0.00 Average: br-67dda6c9a3a3 15.08 16.54 19.32 86.70 0.00 0.00 0.00 0.00 Average: vethe047470 68.15 73.79 43.25 29.15 0.00 0.00 0.00 0.00 Average: vethf3c5c78 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth37d920e 21.38 22.88 19.53 189.60 0.00 0.00 0.00 0.02 Average: vethe7770af 9.09 8.06 68.89 42.56 0.00 0.00 0.00 0.01 Average: veth6bae861 11.40 12.59 104.16 68.84 0.00 0.00 0.00 0.01 Average: vethaddd0d6 50.78 47.30 64.69 23.39 0.00 0.00 0.00 0.01 Average: veth10da23a 27.06 24.49 11.46 21.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4350) 04/07/26 _x86_64_ (8 CPU) 09:11:18 LINUX RESTART (8 CPU) 09:20:00 CPU %user %nice %system %iowait %steal %idle 09:30:07 all 12.19 0.02 1.90 0.49 0.08 85.33 09:30:07 0 12.02 0.02 2.00 0.62 0.07 85.26 09:30:07 1 12.88 0.01 2.00 0.91 0.07 84.12 09:30:07 2 12.46 0.03 1.92 0.60 0.08 84.92 09:30:07 3 12.04 0.03 1.79 0.47 0.07 85.59 09:30:07 4 11.67 0.04 2.02 0.42 0.08 85.77 09:30:07 5 13.01 0.02 2.04 0.45 0.07 84.40 09:30:07 6 11.96 0.01 1.82 0.18 0.07 85.96 09:30:07 7 11.43 0.02 1.59 0.25 0.11 86.60 09:40:07 all 10.53 0.04 2.18 0.21 0.10 86.94 09:40:07 0 10.37 0.02 2.26 0.20 0.10 87.05 09:40:07 1 10.18 0.05 2.33 0.16 0.10 87.18 09:40:07 2 11.16 0.04 2.14 0.11 0.09 86.45 09:40:07 3 10.88 0.12 2.19 0.27 0.10 86.44 09:40:07 4 10.60 0.02 2.03 0.20 0.10 87.05 09:40:07 5 9.94 0.03 2.11 0.41 0.10 87.41 09:40:07 6 10.24 0.02 2.23 0.18 0.09 87.24 09:40:07 7 10.85 0.06 2.13 0.14 0.10 86.72 09:50:29 all 7.91 0.00 2.00 0.05 0.10 89.94 09:50:29 0 7.32 0.00 1.94 0.11 0.10 90.54 09:50:29 1 9.33 0.00 2.34 0.01 0.11 88.21 09:50:29 2 7.21 0.00 1.91 0.04 0.11 90.73 09:50:29 3 7.98 0.00 2.05 0.02 0.11 89.84 09:50:29 4 7.72 0.00 1.97 0.09 0.10 90.12 09:50:29 5 7.78 0.00 1.94 0.03 0.10 90.15 09:50:29 6 8.25 0.00 1.94 0.02 0.10 89.69 09:50:29 7 7.73 0.00 1.88 0.06 0.10 90.23 Average: all 10.19 0.02 2.02 0.25 0.09 87.43 Average: 0 9.88 0.01 2.07 0.31 0.09 87.64 Average: 1 10.79 0.02 2.23 0.36 0.09 86.51 Average: 2 10.25 0.02 1.99 0.25 0.09 87.40 Average: 3 10.28 0.05 2.01 0.25 0.09 87.31 Average: 4 9.98 0.02 2.01 0.23 0.09 87.67 Average: 5 10.23 0.02 2.03 0.29 0.09 87.34 Average: 6 10.13 0.01 2.00 0.12 0.08 87.65 Average: 7 9.98 0.03 1.86 0.15 0.10 87.87