---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13857 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 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 851 12482 4 18758 30773 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:40:38:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.172/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84531sec preferred_lft 84531sec inet6 fe80::f816:3eff:fe40:38c2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:f1:4a:f0:b0:cb 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::ccf1:4aff:fef0:b0cb/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-13857) 08/20/26 _x86_64_ (8 CPU) 11:00:56 LINUX RESTART (8 CPU) 11:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:18 155.76 0.41 128.71 26.64 18.47 25095.75 462910.87 11:30:03 23.57 12.62 10.63 0.31 145.49 471.92 5513.32 Average: 91.47 6.35 71.28 13.84 80.25 13120.00 240456.37 11:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:18 259144 19784240 12367708 37.63 579348 18060764 18375700 54.19 4808372 24113568 1040 11:30:03 275884 19614208 12537072 38.15 573004 17870328 18450128 54.41 4778332 24120372 380 Average: 267514 19699224 12452390 37.89 576176 17965546 18412914 54.30 4793352 24116970 710 11:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:18 lo 1.10 1.10 1.15 1.15 0.00 0.00 0.00 0.00 11:20:18 ens3 69.42 44.92 1336.51 10.39 0.00 0.00 0.00 0.00 11:20:18 docker0 4.55 6.88 0.27 165.57 0.00 0.00 0.00 0.00 11:20:18 br-a137bb2db14c 0.58 0.54 1.05 0.09 0.00 0.00 0.00 0.00 11:20:18 vethea940ca 0.12 0.20 0.01 0.03 0.00 0.00 0.00 0.00 11:20:18 veth540943a 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 11:20:18 veth46cc44a 91.20 96.96 51.11 46.24 0.00 0.00 0.00 0.00 11:20:18 veth612c775 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 11:20:18 veth4535f35 0.47 0.41 0.06 0.27 0.00 0.00 0.00 0.00 11:20:18 veth5c028b7 74.51 69.67 51.13 34.13 0.00 0.00 0.00 0.00 11:20:18 veth9c625e6 21.05 19.30 8.75 15.84 0.00 0.00 0.00 0.00 11:30:03 lo 10.04 10.04 56.93 56.93 0.00 0.00 0.00 0.00 11:30:03 ens3 14.38 10.97 5.41 5.79 0.00 0.00 0.00 0.00 11:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:03 br-a137bb2db14c 5.86 5.38 55.92 1.14 0.00 0.00 0.00 0.00 11:30:03 vethea940ca 0.14 0.12 0.01 0.06 0.00 0.00 0.00 0.00 11:30:03 veth540943a 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:03 veth46cc44a 312.74 337.89 256.53 147.50 0.00 0.00 0.00 0.02 11:30:03 veth612c775 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:03 veth4535f35 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 11:30:03 veth5c028b7 112.34 102.92 98.75 71.67 0.00 0.00 0.00 0.01 11:30:03 veth9c625e6 233.99 218.01 107.67 188.59 0.00 0.00 0.00 0.02 Average: lo 5.45 5.45 28.28 28.28 0.00 0.00 0.00 0.00 Average: ens3 42.65 28.41 689.13 8.15 0.00 0.00 0.00 0.00 Average: docker0 2.34 3.53 0.14 85.05 0.00 0.00 0.00 0.00 Average: br-a137bb2db14c 3.15 2.89 27.74 0.60 0.00 0.00 0.00 0.00 Average: vethea940ca 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth540943a 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth46cc44a 198.94 214.13 151.02 95.49 0.00 0.00 0.00 0.01 Average: veth612c775 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth4535f35 0.44 0.31 0.06 0.31 0.00 0.00 0.00 0.00 Average: veth5c028b7 92.91 85.84 74.29 52.39 0.00 0.00 0.00 0.01 Average: veth9c625e6 124.61 115.94 56.86 99.86 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13857) 08/20/26 _x86_64_ (8 CPU) 11:00:56 LINUX RESTART (8 CPU) 11:10:01 CPU %user %nice %system %iowait %steal %idle 11:20:18 all 11.53 0.02 2.07 0.47 0.07 85.84 11:20:18 0 10.87 0.02 2.20 0.46 0.07 86.38 11:20:18 1 9.95 0.04 2.06 0.45 0.07 87.42 11:20:18 2 12.64 0.01 2.17 0.64 0.07 84.46 11:20:18 3 12.18 0.01 2.02 0.26 0.07 85.46 11:20:18 4 12.10 0.00 2.23 0.86 0.07 84.74 11:20:18 5 10.34 0.03 1.89 0.33 0.07 87.34 11:20:18 6 12.65 0.03 2.10 0.36 0.08 84.78 11:20:18 7 11.46 0.01 1.87 0.41 0.07 86.18 11:30:03 all 5.61 0.04 1.31 0.05 0.08 92.90 11:30:03 0 5.12 0.13 1.61 0.11 0.07 92.96 11:30:03 1 5.14 0.00 1.34 0.01 0.08 93.42 11:30:03 2 5.82 0.01 1.34 0.04 0.08 92.71 11:30:03 3 5.52 0.01 1.21 0.01 0.07 93.18 11:30:03 4 6.18 0.03 1.29 0.03 0.08 92.40 11:30:03 5 4.71 0.00 1.16 0.01 0.09 94.03 11:30:03 6 6.22 0.05 1.34 0.11 0.08 92.19 11:30:03 7 6.20 0.11 1.20 0.11 0.08 92.31 Average: all 8.66 0.03 1.70 0.27 0.08 89.27 Average: 0 8.07 0.07 1.91 0.29 0.07 89.58 Average: 1 7.61 0.02 1.71 0.24 0.08 90.34 Average: 2 9.33 0.01 1.77 0.35 0.08 88.46 Average: 3 8.94 0.01 1.63 0.14 0.07 89.22 Average: 4 9.24 0.02 1.77 0.45 0.07 88.45 Average: 5 7.61 0.02 1.54 0.18 0.08 90.59 Average: 6 9.53 0.04 1.73 0.24 0.08 88.37 Average: 7 8.91 0.06 1.54 0.26 0.07 89.15