---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19694 5.15.0-170-generic #180-Ubuntu SMP Fri Jan 9 16:10:31 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 27G 129G 18% / 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 877 11121 3 20092 30746 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:53:53:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.53/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84169sec preferred_lft 84169sec inet6 fe80::f816:3eff:fe53:53c3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:f1:10:90:fe:9f 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::48f1:10ff:fe90:fe9f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19694) 02/24/26 _x86_64_ (8 CPU) 06:18:10 LINUX RESTART (8 CPU) 06:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:30:02 419.13 1.50 410.34 7.29 473.16 47811.56 55214.82 06:40:01 273.19 0.47 263.18 9.55 17.78 35387.62 42370.94 06:50:01 9.63 0.82 8.46 0.35 22.98 421.97 1686.40 Average: 234.20 0.93 227.54 5.73 171.75 27896.15 33115.24 06:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:30:02 13674856 28516856 3719900 11.32 413588 13943132 3925752 11.58 3700196 14206668 429228 06:40:01 261988 21931684 10212368 31.08 604572 20099680 15320404 45.18 5788796 23080812 332 06:50:01 287088 21007180 11137456 33.89 594156 19177604 16298636 48.06 5666672 23172296 460 Average: 4741311 23818573 8356575 25.43 537439 17740139 11848264 34.94 5051888 20153259 143340 06:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:30:02 lo 0.46 0.46 0.09 0.09 0.00 0.00 0.00 0.00 06:30:02 ens3 475.42 225.61 2347.77 80.44 0.00 0.00 0.00 0.00 06:30:02 docker0 22.72 44.14 1.31 718.40 0.00 0.00 0.00 0.00 06:40:01 lo 0.64 0.64 0.11 0.11 0.00 0.00 0.00 0.00 06:40:01 ens3 145.90 97.18 1995.74 23.79 0.00 0.00 0.00 0.00 06:40:01 docker0 11.50 16.20 0.63 214.20 0.00 0.00 0.00 0.00 06:40:01 br-01c8a087f8e8 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 06:40:01 veth780b882 25.10 24.99 7.20 6.17 0.00 0.00 0.00 0.00 06:40:01 veth6a6ccdd 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 06:40:01 veth8b32fc5 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 06:40:01 veth5923c5b 0.14 0.19 0.02 0.07 0.00 0.00 0.00 0.00 06:40:01 vethcb450f8 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 06:40:01 veth793c420 19.64 19.22 6.14 3.80 0.00 0.00 0.00 0.00 06:40:01 veth8d64c6f 0.20 0.27 0.31 1.11 0.00 0.00 0.00 0.00 06:40:01 veth85c5c87 0.68 0.62 0.09 0.75 0.00 0.00 0.00 0.00 06:50:01 lo 7.56 7.56 35.88 35.88 0.00 0.00 0.00 0.00 06:50:01 ens3 20.21 11.86 7.68 7.16 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 br-01c8a087f8e8 4.13 3.98 35.07 0.88 0.00 0.00 0.00 0.00 06:50:01 veth780b882 294.45 317.40 231.33 151.35 0.00 0.00 0.00 0.02 06:50:01 veth6a6ccdd 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 veth8b32fc5 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 veth5923c5b 0.40 0.21 0.07 0.35 0.00 0.00 0.00 0.00 06:50:01 vethcb450f8 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 06:50:01 veth793c420 130.21 120.07 111.73 76.07 0.00 0.00 0.00 0.01 06:50:01 veth85c5c87 195.64 182.24 89.62 159.32 0.00 0.00 0.00 0.01 Average: lo 2.88 2.88 12.02 12.02 0.00 0.00 0.00 0.00 Average: ens3 214.20 111.70 1451.33 37.19 0.00 0.00 0.00 0.00 Average: docker0 11.42 20.15 0.65 311.42 0.00 0.00 0.00 0.00 Average: br-01c8a087f8e8 1.47 1.41 11.68 0.30 0.00 0.00 0.00 0.00 Average: veth780b882 106.41 114.02 79.44 52.46 0.00 0.00 0.00 0.01 Average: veth6a6ccdd 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth8b32fc5 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth5923c5b 0.18 0.13 0.03 0.14 0.00 0.00 0.00 0.00 Average: vethcb450f8 0.09 0.11 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth793c420 49.90 46.38 39.26 26.60 0.00 0.00 0.00 0.00 Average: veth85c5c87 65.38 60.90 29.88 53.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19694) 02/24/26 _x86_64_ (8 CPU) 06:18:10 LINUX RESTART (8 CPU) 06:20:00 CPU %user %nice %system %iowait %steal %idle 06:30:02 all 22.22 0.00 3.33 0.69 0.08 73.68 06:30:02 0 19.19 0.00 3.52 0.92 0.07 76.29 06:30:02 1 29.97 0.00 3.69 0.54 0.09 65.71 06:30:02 2 17.95 0.00 3.38 0.63 0.08 77.96 06:30:02 3 24.48 0.00 3.30 0.74 0.08 71.40 06:30:02 4 20.03 0.00 3.46 0.80 0.08 75.64 06:30:02 5 24.18 0.00 3.26 0.71 0.08 71.77 06:30:02 6 22.75 0.00 3.33 0.48 0.07 73.37 06:30:02 7 19.26 0.00 2.73 0.66 0.09 77.26 06:40:01 all 18.32 0.02 2.62 0.63 0.08 78.33 06:40:01 0 17.52 0.02 2.65 1.05 0.08 78.69 06:40:01 1 17.14 0.02 2.54 0.28 0.09 79.93 06:40:01 2 15.53 0.04 2.46 0.59 0.07 81.31 06:40:01 3 17.04 0.03 2.69 0.61 0.08 79.55 06:40:01 4 19.03 0.03 2.46 0.64 0.09 77.76 06:40:01 5 25.79 0.01 2.81 0.32 0.09 70.98 06:40:01 6 18.01 0.02 2.70 0.86 0.08 78.33 06:40:01 7 16.50 0.02 2.64 0.68 0.08 80.08 06:50:01 all 7.61 0.00 1.07 0.02 0.07 91.22 06:50:01 0 6.96 0.00 0.92 0.02 0.06 92.04 06:50:01 1 8.10 0.00 1.16 0.04 0.08 90.62 06:50:01 2 8.70 0.00 1.15 0.01 0.07 90.08 06:50:01 3 6.85 0.00 1.05 0.01 0.08 92.02 06:50:01 4 8.72 0.00 1.14 0.02 0.07 90.06 06:50:01 5 7.38 0.00 1.15 0.03 0.08 91.37 06:50:01 6 8.12 0.00 1.03 0.02 0.08 90.75 06:50:01 7 6.07 0.00 1.00 0.03 0.07 92.82 Average: all 16.07 0.01 2.35 0.45 0.08 81.05 Average: 0 14.57 0.01 2.37 0.66 0.07 82.33 Average: 1 18.43 0.01 2.47 0.29 0.09 78.72 Average: 2 14.07 0.01 2.33 0.41 0.07 83.10 Average: 3 16.15 0.01 2.35 0.45 0.08 80.96 Average: 4 15.94 0.01 2.36 0.48 0.08 81.13 Average: 5 19.15 0.00 2.41 0.36 0.08 78.00 Average: 6 16.31 0.01 2.36 0.45 0.08 80.79 Average: 7 13.96 0.01 2.13 0.46 0.08 83.36