---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3808 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 26G 130G 17% / 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 854 14185 4 17052 30769 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:6a:e1:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.7/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83708sec preferred_lft 83708sec inet6 fe80::f816:3eff:fe6a:e106/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:26:3c:53:13:30 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::a026:3cff:fe53:1330/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3808) 09/21/26 _x86_64_ (8 CPU) 09:01:54 LINUX RESTART (8 CPU) 09:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:07 161.34 0.12 154.29 6.93 13.07 33059.97 39135.46 09:30:07 27.22 0.32 24.96 1.93 22.92 4286.66 6776.89 09:40:07 9.46 0.06 8.99 0.42 1.13 1569.35 1607.60 Average: 66.42 0.17 63.14 3.11 12.38 13057.84 15939.54 09:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:07 999140 21309444 10838832 32.98 590780 18812304 17068172 50.33 4853248 23329124 704 09:30:07 383904 18442144 13453460 40.94 572072 16852504 21195080 62.50 4863168 23867552 13100 09:40:07 405912 18198608 13707396 41.71 572196 16580844 21401668 63.11 4858128 23856756 12556 Average: 596319 19316732 12666563 38.54 578349 17415217 19888307 58.65 4858181 23684477 8787 09:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:07 lo 0.49 0.49 0.04 0.04 0.00 0.00 0.00 0.00 09:20:07 ens3 127.45 72.00 1966.01 13.77 0.00 0.00 0.00 0.00 09:20:07 docker0 16.33 36.79 0.94 563.02 0.00 0.00 0.00 0.00 09:20:07 br-1419431dd2d3 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 09:20:07 vethe0ed511 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:20:07 veth7bb7a4d 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:20:07 vethe167f7f 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 09:20:07 veth862ee11 53.40 57.09 22.09 28.45 0.00 0.00 0.00 0.00 09:20:07 vethd3212fa 0.43 0.40 0.05 0.23 0.00 0.00 0.00 0.00 09:20:07 vethc70ae16 52.86 48.83 39.39 18.78 0.00 0.00 0.00 0.00 09:20:07 vethfa02f27 0.87 1.54 0.87 11.91 0.00 0.00 0.00 0.00 09:20:07 veth3fc2862 1.85 1.48 0.25 1.49 0.00 0.00 0.00 0.00 09:30:07 lo 25.27 25.27 96.91 96.91 0.00 0.00 0.00 0.00 09:30:07 ens3 6.15 5.61 9.07 1.60 0.00 0.00 0.00 0.00 09:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:07 br-1419431dd2d3 18.40 21.29 17.52 88.33 0.00 0.00 0.00 0.00 09:30:07 vethe0ed511 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 09:30:07 veth7bb7a4d 17.15 16.89 177.80 47.25 0.00 0.00 0.00 0.01 09:30:07 vethe167f7f 27.99 30.90 17.09 264.38 0.00 0.00 0.00 0.02 09:30:07 veth862ee11 88.02 95.19 61.47 36.37 0.00 0.00 0.00 0.01 09:30:07 vethd3212fa 9.87 9.92 47.00 21.56 0.00 0.00 0.00 0.00 09:30:07 vethc70ae16 51.58 48.45 39.86 27.32 0.00 0.00 0.00 0.00 09:30:07 veth3fc2862 49.16 45.30 20.76 36.67 0.00 0.00 0.00 0.00 09:40:07 lo 33.88 33.88 163.62 163.62 0.00 0.00 0.00 0.00 09:40:07 ens3 1.02 0.72 0.34 0.76 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-1419431dd2d3 24.52 29.37 34.07 131.01 0.00 0.00 0.00 0.00 09:40:07 vethe0ed511 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:07 veth7bb7a4d 8.26 7.29 25.17 5.27 0.00 0.00 0.00 0.00 09:40:07 vethe167f7f 28.38 33.16 34.53 154.82 0.00 0.00 0.00 0.01 09:40:07 veth862ee11 62.20 68.51 49.62 22.80 0.00 0.00 0.00 0.00 09:40:07 vethd3212fa 6.80 7.62 5.68 24.74 0.00 0.00 0.00 0.00 09:40:07 vethc70ae16 42.66 39.89 34.05 24.53 0.00 0.00 0.00 0.00 09:40:07 veth3fc2862 30.97 27.66 13.72 27.22 0.00 0.00 0.00 0.00 Average: lo 19.80 19.80 86.48 86.48 0.00 0.00 0.00 0.00 Average: ens3 45.23 26.31 664.06 5.41 0.00 0.00 0.00 0.00 Average: docker0 5.49 12.37 0.32 189.28 0.00 0.00 0.00 0.00 Average: br-1419431dd2d3 14.34 16.90 17.13 72.81 0.00 0.00 0.00 0.00 Average: vethe0ed511 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth7bb7a4d 8.45 8.07 67.37 17.44 0.00 0.00 0.00 0.01 Average: vethe167f7f 18.72 21.30 17.13 139.14 0.00 0.00 0.00 0.01 Average: veth862ee11 67.81 73.52 44.30 29.20 0.00 0.00 0.00 0.00 Average: vethd3212fa 5.68 5.96 17.50 15.45 0.00 0.00 0.00 0.00 Average: vethc70ae16 49.05 45.73 37.77 23.52 0.00 0.00 0.00 0.00 Average: veth3fc2862 27.22 24.71 11.53 21.71 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3808) 09/21/26 _x86_64_ (8 CPU) 09:01:54 LINUX RESTART (8 CPU) 09:10:00 CPU %user %nice %system %iowait %steal %idle 09:20:07 all 11.60 0.02 2.71 0.78 0.01 84.87 09:20:07 0 10.30 0.03 2.80 0.83 0.01 86.02 09:20:07 1 13.12 0.02 2.89 1.06 0.01 82.89 09:20:07 2 12.32 0.03 3.02 0.48 0.01 84.14 09:20:07 3 11.86 0.03 2.75 0.62 0.02 84.72 09:20:07 4 11.43 0.01 2.46 1.08 0.01 85.00 09:20:07 5 12.34 0.04 2.66 0.78 0.01 84.17 09:20:07 6 10.43 0.03 2.58 0.49 0.01 86.45 09:20:07 7 10.97 0.01 2.50 0.91 0.02 85.59 09:30:07 all 10.35 0.01 2.39 0.14 0.01 87.09 09:30:07 0 10.48 0.02 3.01 0.12 0.01 86.35 09:30:07 1 10.49 0.00 2.67 0.13 0.02 86.70 09:30:07 2 10.34 0.02 2.36 0.08 0.02 87.18 09:30:07 3 10.25 0.01 2.45 0.08 0.02 87.20 09:30:07 4 10.52 0.00 2.20 0.27 0.02 86.99 09:30:07 5 10.37 0.00 2.19 0.15 0.02 87.27 09:30:07 6 9.70 0.01 2.03 0.17 0.01 88.08 09:30:07 7 10.63 0.00 2.23 0.14 0.01 86.98 09:40:07 all 8.01 0.00 2.33 0.05 0.02 89.60 09:40:07 0 7.71 0.00 3.11 0.05 0.01 89.11 09:40:07 1 7.50 0.00 2.41 0.02 0.02 90.05 09:40:07 2 8.08 0.00 2.38 0.03 0.02 89.50 09:40:07 3 8.06 0.00 2.27 0.02 0.02 89.63 09:40:07 4 8.17 0.00 2.11 0.09 0.01 89.62 09:40:07 5 8.48 0.00 2.15 0.05 0.02 89.31 09:40:07 6 7.87 0.00 2.21 0.14 0.02 89.77 09:40:07 7 8.21 0.00 1.96 0.03 0.02 89.78 Average: all 9.99 0.01 2.48 0.33 0.01 87.18 Average: 0 9.50 0.02 2.98 0.33 0.01 87.16 Average: 1 10.38 0.01 2.66 0.40 0.02 86.53 Average: 2 10.25 0.02 2.59 0.20 0.02 86.93 Average: 3 10.07 0.01 2.49 0.24 0.02 87.17 Average: 4 10.05 0.00 2.26 0.48 0.01 87.20 Average: 5 10.40 0.02 2.34 0.33 0.02 86.90 Average: 6 9.34 0.01 2.27 0.27 0.01 88.09 Average: 7 9.94 0.01 2.23 0.36 0.02 87.45