---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-11621 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 1.6M 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 8104 5735 244 18252 23252 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:99:01:93 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.54/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84504sec preferred_lft 84504sec inet6 fe80::f816:3eff:fe99:193/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:07:19:85:72:d6 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::7007:19ff:fe85:72d6/64 scope link valid_lft forever preferred_lft forever 96: br-878f5d6943b5: mtu 1500 qdisc noqueue state UP group default link/ether e6:2c:b4:c7:4c:de brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-878f5d6943b5 valid_lft forever preferred_lft forever inet6 fe80::e42c:b4ff:fec7:4cde/64 scope link valid_lft forever preferred_lft forever 97: veth040cc1e@if2: mtu 1500 qdisc noqueue master br-878f5d6943b5 state UP group default link/ether fe:57:e5:02:23:cd brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::fc57:e5ff:fe02:23cd/64 scope link valid_lft forever preferred_lft forever 98: vethb47c3f1@if2: mtu 1500 qdisc noqueue master br-878f5d6943b5 state UP group default link/ether 9a:39:57:70:06:40 brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::9839:57ff:fe70:640/64 scope link valid_lft forever preferred_lft forever 99: veth4facaf9@if2: mtu 1500 qdisc noqueue master br-878f5d6943b5 state UP group default link/ether d2:86:af:55:19:bc brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::d086:afff:fe55:19bc/64 scope link valid_lft forever preferred_lft forever 100: veth4176f42@if2: mtu 1500 qdisc noqueue master br-878f5d6943b5 state UP group default link/ether ce:2b:72:c4:93:3a brd ff:ff:ff:ff:ff:ff link-netnsid 3 inet6 fe80::cc2b:72ff:fec4:933a/64 scope link valid_lft forever preferred_lft forever 101: vethe0dddc9@if2: mtu 1500 qdisc noqueue master br-878f5d6943b5 state UP group default link/ether c6:60:1f:0d:20:66 brd ff:ff:ff:ff:ff:ff link-netnsid 4 inet6 fe80::c460:1fff:fe0d:2066/64 scope link valid_lft forever preferred_lft forever 107: vethad7a082@if2: mtu 1500 qdisc noqueue master br-878f5d6943b5 state UP group default link/ether 0a:ab:8e:36:0d:da brd ff:ff:ff:ff:ff:ff link-netnsid 6 inet6 fe80::8ab:8eff:fe36:dda/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-11621) 08/12/26 _x86_64_ (8 CPU) 13:31:31 LINUX RESTART (8 CPU) 13:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:05 178.77 0.32 171.97 6.47 15.06 31320.22 57346.83 14:00:01 27.27 0.34 24.96 1.98 22.95 3964.08 22467.93 Average: 103.55 0.33 98.98 4.24 18.98 17737.30 40028.70 13:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:05 1216268 21239500 10912856 33.21 589528 18544780 17019908 50.19 4839400 23141632 960 14:00:01 368144 18226064 13690284 41.66 572224 16651280 21490720 63.37 4663396 24128776 11060 Average: 792206 19732782 12301570 37.43 580876 17598030 19255314 56.78 4751398 23635204 6010 13:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:05 lo 0.63 0.63 0.05 0.05 0.00 0.00 0.00 0.00 13:50:05 ens3 107.33 59.50 1939.93 11.12 0.00 0.00 0.00 0.00 13:50:05 docker0 12.73 29.67 0.80 524.13 0.00 0.00 0.00 0.00 13:50:05 br-878f5d6943b5 0.30 0.26 0.01 0.02 0.00 0.00 0.00 0.00 13:50:05 veth040cc1e 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 13:50:05 vethb47c3f1 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 13:50:05 veth4facaf9 55.65 59.41 23.23 29.69 0.00 0.00 0.00 0.00 13:50:05 veth4176f42 0.44 0.40 0.05 0.23 0.00 0.00 0.00 0.00 13:50:05 vethe0dddc9 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 13:50:05 vethad7a082 55.07 50.89 40.85 19.86 0.00 0.00 0.00 0.00 13:50:05 vetha877703 0.86 1.55 0.89 12.16 0.00 0.00 0.00 0.00 13:50:05 veth1d6bda8 1.92 1.53 0.26 1.52 0.00 0.00 0.00 0.00 14:00:01 lo 23.53 23.53 89.71 89.71 0.00 0.00 0.00 0.00 14:00:01 ens3 5.78 4.85 2.68 1.19 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 br-878f5d6943b5 17.52 21.74 16.88 75.59 0.00 0.00 0.00 0.00 14:00:01 veth040cc1e 26.62 30.95 16.45 245.43 0.00 0.00 0.00 0.02 14:00:01 vethb47c3f1 16.60 16.24 171.54 47.99 0.00 0.00 0.00 0.01 14:00:01 veth4facaf9 84.21 91.02 59.22 34.76 0.00 0.00 0.00 0.00 14:00:01 veth4176f42 9.50 9.55 47.74 18.40 0.00 0.00 0.00 0.00 14:00:01 vethe0dddc9 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 14:00:01 vethad7a082 46.93 44.16 34.84 25.24 0.00 0.00 0.00 0.00 14:00:01 veth1d6bda8 49.34 45.48 20.80 36.43 0.00 0.00 0.00 0.00 Average: lo 12.00 12.00 44.57 44.57 0.00 0.00 0.00 0.00 Average: ens3 56.91 32.36 978.04 6.19 0.00 0.00 0.00 0.00 Average: docker0 6.41 14.94 0.40 263.89 0.00 0.00 0.00 0.00 Average: br-878f5d6943b5 8.85 10.93 8.39 37.54 0.00 0.00 0.00 0.00 Average: veth040cc1e 13.23 15.42 8.17 121.86 0.00 0.00 0.00 0.01 Average: vethb47c3f1 8.26 8.13 85.17 23.83 0.00 0.00 0.00 0.01 Average: veth4facaf9 69.83 75.10 41.10 32.21 0.00 0.00 0.00 0.00 Average: veth4176f42 4.93 4.94 23.73 9.25 0.00 0.00 0.00 0.00 Average: vethe0dddc9 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: vethad7a082 51.03 47.55 37.87 22.53 0.00 0.00 0.00 0.00 Average: veth1d6bda8 25.46 23.35 10.46 18.85 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-11621) 08/12/26 _x86_64_ (8 CPU) 13:31:31 LINUX RESTART (8 CPU) 13:40:00 CPU %user %nice %system %iowait %steal %idle 13:50:05 all 11.78 0.02 2.44 0.76 0.07 84.92 13:50:05 0 10.20 0.02 2.26 0.93 0.07 86.52 13:50:05 1 11.24 0.02 2.35 0.62 0.07 85.70 13:50:05 2 12.78 0.04 2.68 0.74 0.08 83.68 13:50:05 3 13.74 0.01 2.64 0.65 0.08 82.88 13:50:05 4 12.61 0.02 2.41 1.23 0.07 83.66 13:50:05 5 10.55 0.03 2.47 0.98 0.07 85.89 13:50:05 6 11.89 0.02 2.30 0.41 0.08 85.32 13:50:05 7 11.25 0.02 2.40 0.54 0.07 85.72 14:00:01 all 10.56 0.01 2.22 0.12 0.10 86.99 14:00:01 0 9.18 0.00 2.76 0.06 0.10 87.89 14:00:01 1 10.86 0.01 2.43 0.22 0.10 86.38 14:00:01 2 10.85 0.01 2.31 0.09 0.11 86.64 14:00:01 3 10.47 0.00 1.99 0.07 0.10 87.36 14:00:01 4 10.95 0.00 2.05 0.10 0.10 86.80 14:00:01 5 11.07 0.02 2.18 0.10 0.11 86.52 14:00:01 6 10.76 0.01 2.05 0.22 0.11 86.85 14:00:01 7 10.35 0.00 1.97 0.08 0.10 87.49 Average: all 11.18 0.01 2.33 0.44 0.09 85.95 Average: 0 9.69 0.01 2.51 0.50 0.09 87.20 Average: 1 11.05 0.02 2.39 0.42 0.08 86.04 Average: 2 11.82 0.02 2.50 0.42 0.09 85.15 Average: 3 12.12 0.01 2.32 0.36 0.09 85.11 Average: 4 11.79 0.01 2.23 0.67 0.09 85.22 Average: 5 10.81 0.02 2.33 0.54 0.09 86.20 Average: 6 11.33 0.01 2.17 0.31 0.09 86.08 Average: 7 10.80 0.01 2.19 0.31 0.09 86.60