---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14106 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 849 13858 3 17384 30774 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:d4:34:19 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.170/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83502sec preferred_lft 83502sec inet6 fe80::f816:3eff:fed4:3419/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:55:34:fe:ce:32 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::7055:34ff:fefe:ce32/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-14106) 07/30/26 _x86_64_ (8 CPU) 21:10:10 LINUX RESTART (8 CPU) 21:20:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:30:12 197.00 0.31 189.80 6.90 15.30 30114.72 36029.49 21:40:01 27.19 0.33 24.88 1.98 19.81 3599.10 5107.50 21:50:12 9.98 0.07 9.48 0.43 1.62 1562.02 436.85 Average: 78.26 0.23 74.92 3.10 12.14 11793.21 13886.18 21:20:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:30:12 2530704 22058588 10094976 30.72 600700 18034380 15878500 46.82 4784860 21867796 1004 21:40:01 321356 19073356 12842856 39.08 583540 17500192 20368144 60.06 4851424 23951648 452 21:50:12 394948 18745548 13170680 40.08 583496 17104364 20688508 61.01 4812892 23908724 1532 Average: 1082336 19959164 12036171 36.63 589245 17546312 18978384 55.97 4816392 23242723 996 21:20:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:30:12 lo 0.62 0.62 0.05 0.05 0.00 0.00 0.00 0.00 21:30:12 ens3 111.93 75.15 1669.50 17.64 0.00 0.00 0.00 0.00 21:30:12 docker0 15.06 31.17 0.87 523.52 0.00 0.00 0.00 0.00 21:30:12 br-2a763c84af6b 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 21:30:12 veth5ecae96 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 21:30:12 veth91dfa68 0.37 0.38 0.04 0.18 0.00 0.00 0.00 0.00 21:30:12 vethaee3cc0 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 21:30:12 veth04b129b 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 21:30:12 veth95817f3 32.85 33.40 10.40 10.32 0.00 0.00 0.00 0.00 21:30:12 vethbe18d33 28.11 27.64 12.22 6.88 0.00 0.00 0.00 0.00 21:30:12 veth2fe24ef 0.34 0.52 0.51 2.94 0.00 0.00 0.00 0.00 21:30:12 veth88f3115 1.50 1.22 0.20 1.23 0.00 0.00 0.00 0.00 21:40:01 lo 19.61 19.61 61.92 61.92 0.00 0.00 0.00 0.00 21:40:01 ens3 11.10 9.59 29.26 2.49 0.00 0.00 0.00 0.00 21:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:01 br-2a763c84af6b 18.43 20.49 12.33 78.19 0.00 0.00 0.00 0.00 21:40:01 veth5ecae96 17.06 17.18 196.39 51.54 0.00 0.00 0.00 0.02 21:40:01 veth91dfa68 9.65 9.71 51.19 35.39 0.00 0.00 0.00 0.00 21:40:01 vethaee3cc0 28.01 30.10 11.34 272.99 0.00 0.00 0.00 0.02 21:40:01 veth04b129b 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 21:40:01 veth95817f3 102.60 112.08 70.54 53.77 0.00 0.00 0.00 0.01 21:40:01 vethbe18d33 70.00 63.56 80.89 37.21 0.00 0.00 0.00 0.01 21:40:01 veth88f3115 48.69 44.92 20.86 36.04 0.00 0.00 0.00 0.00 21:50:12 lo 36.42 36.42 177.99 177.99 0.00 0.00 0.00 0.00 21:50:12 ens3 0.98 0.82 0.27 0.56 0.00 0.00 0.00 0.00 21:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:12 br-2a763c84af6b 28.70 29.82 36.02 143.59 0.00 0.00 0.00 0.00 21:50:12 veth5ecae96 10.71 9.77 52.49 7.73 0.00 0.00 0.00 0.00 21:50:12 veth91dfa68 8.58 10.03 8.19 52.02 0.00 0.00 0.00 0.00 21:50:12 vethaee3cc0 34.17 35.00 36.75 194.39 0.00 0.00 0.00 0.02 21:50:12 veth04b129b 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:12 veth95817f3 68.80 75.52 54.03 26.80 0.00 0.00 0.00 0.00 21:50:12 vethbe18d33 41.09 38.15 60.49 22.18 0.00 0.00 0.00 0.00 21:50:12 veth88f3115 40.97 36.97 18.43 34.43 0.00 0.00 0.00 0.00 Average: lo 18.94 18.94 80.49 80.49 0.00 0.00 0.00 0.00 Average: ens3 41.45 28.59 568.99 6.91 0.00 0.00 0.00 0.00 Average: docker0 5.04 10.44 0.29 175.40 0.00 0.00 0.00 0.00 Average: br-2a763c84af6b 15.83 16.87 16.22 74.15 0.00 0.00 0.00 0.00 Average: veth5ecae96 9.21 8.96 81.87 19.44 0.00 0.00 0.00 0.01 Average: veth91dfa68 6.18 6.69 19.49 29.23 0.00 0.00 0.00 0.00 Average: vethaee3cc0 20.72 21.71 16.15 154.91 0.00 0.00 0.00 0.01 Average: veth04b129b 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth95817f3 67.79 73.34 44.80 30.08 0.00 0.00 0.00 0.00 Average: vethbe18d33 46.18 42.92 50.97 21.96 0.00 0.00 0.00 0.00 Average: veth88f3115 30.27 27.58 13.12 23.83 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-14106) 07/30/26 _x86_64_ (8 CPU) 21:10:10 LINUX RESTART (8 CPU) 21:20:07 CPU %user %nice %system %iowait %steal %idle 21:30:12 all 11.48 0.02 2.45 2.64 0.06 83.34 21:30:12 0 9.48 0.03 2.35 2.15 0.06 85.93 21:30:12 1 11.83 0.02 2.61 2.62 0.06 82.85 21:30:12 2 11.43 0.01 2.35 2.10 0.06 84.04 21:30:12 3 12.01 0.02 2.61 2.54 0.06 82.75 21:30:12 4 11.48 0.02 2.32 2.55 0.06 83.56 21:30:12 5 12.33 0.04 2.41 3.77 0.06 81.39 21:30:12 6 12.39 0.01 2.63 2.38 0.06 82.53 21:30:12 7 10.88 0.02 2.32 3.03 0.06 83.69 21:40:01 all 10.12 0.01 2.00 0.54 0.08 87.25 21:40:01 0 11.62 0.01 2.53 0.33 0.08 85.44 21:40:01 1 10.61 0.01 2.12 1.50 0.08 85.68 21:40:01 2 9.34 0.01 1.89 0.56 0.09 88.11 21:40:01 3 10.49 0.01 2.12 0.47 0.09 86.83 21:40:01 4 10.15 0.01 1.95 0.31 0.08 87.50 21:40:01 5 10.56 0.01 1.96 0.34 0.08 87.06 21:40:01 6 9.66 0.01 1.83 0.44 0.08 87.98 21:40:01 7 8.51 0.00 1.63 0.33 0.08 89.44 21:50:12 all 7.89 0.00 2.12 0.14 0.08 89.76 21:50:12 0 7.03 0.00 2.51 0.06 0.08 90.32 21:50:12 1 7.95 0.00 2.34 0.21 0.09 89.42 21:50:12 2 8.04 0.00 2.10 0.33 0.09 89.44 21:50:12 3 8.29 0.00 2.07 0.13 0.09 89.42 21:50:12 4 7.58 0.00 2.02 0.18 0.09 90.14 21:50:12 5 8.09 0.00 1.99 0.06 0.08 89.78 21:50:12 6 8.26 0.00 2.01 0.15 0.08 89.49 21:50:12 7 7.90 0.00 1.90 0.04 0.08 90.07 Average: all 9.82 0.01 2.19 1.11 0.08 86.79 Average: 0 9.35 0.01 2.46 0.85 0.07 87.26 Average: 1 10.12 0.01 2.36 1.44 0.08 86.00 Average: 2 9.60 0.01 2.11 1.00 0.08 87.20 Average: 3 10.25 0.01 2.27 1.05 0.08 86.34 Average: 4 9.73 0.01 2.10 1.02 0.08 87.07 Average: 5 10.32 0.01 2.12 1.39 0.08 86.08 Average: 6 10.11 0.01 2.16 0.99 0.08 86.66 Average: 7 9.10 0.01 1.96 1.14 0.07 87.72