---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12502 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: 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 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 14940 3 16300 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:d3:42:b7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.58/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83546sec preferred_lft 83546sec inet6 fe80::f816:3eff:fed3:42b7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:df:2c:2d:c8:c2 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::cdf:2cff:fe2d:c8c2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12502) 08/14/26 _x86_64_ (8 CPU) 10:32:41 LINUX RESTART (8 CPU) 10:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:12 191.43 0.31 183.69 7.43 15.04 38907.14 29642.76 11:00:12 25.48 0.35 23.17 1.96 24.19 3833.85 6587.16 11:10:02 8.54 0.07 8.06 0.40 1.67 1481.11 206.32 11:20:03 53.60 4.95 18.26 30.38 252.38 1990.89 489646.79 Average: 70.40 1.42 58.90 10.08 73.47 11681.13 131822.84 10:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:12 1021956 20899112 11255152 34.25 584056 18407416 17140600 50.55 4757476 23426952 708 11:00:12 378072 17931076 13989092 42.57 566752 16356272 21627296 63.78 4687256 24065040 15392 11:10:02 317972 17632180 14291052 43.49 566740 16118292 21935296 64.68 4652220 24188140 12868 11:20:03 15296384 31514852 681608 2.07 570720 14798164 1619444 4.78 4497056 11408052 26412 Average: 4253596 21994305 10054226 30.59 572067 16420036 15580659 45.95 4648502 20772046 13845 10:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:12 lo 0.64 0.64 0.05 0.05 0.00 0.00 0.00 0.00 10:50:12 ens3 107.73 61.68 1997.87 10.18 0.00 0.00 0.00 0.00 10:50:12 docker0 18.98 34.70 1.08 592.17 0.00 0.00 0.00 0.00 10:50:12 br-f0f620a2eb2c 0.32 0.27 0.01 0.02 0.00 0.00 0.00 0.00 10:50:12 vethdcf3de2 43.59 45.81 16.30 19.85 0.00 0.00 0.00 0.00 10:50:12 veth8f7510e 0.45 0.43 0.05 0.22 0.00 0.00 0.00 0.00 10:50:12 veth67f9bfe 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 10:50:12 veth5dca7e5 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 10:50:12 veth6c81a48 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 10:50:12 veth758a35a 41.17 38.72 26.56 12.84 0.00 0.00 0.00 0.00 10:50:12 veth700535e 0.59 1.06 0.72 7.70 0.00 0.00 0.00 0.00 10:50:12 vethc76bc26 1.78 1.43 0.24 1.45 0.00 0.00 0.00 0.00 11:00:12 lo 20.71 20.71 76.44 76.44 0.00 0.00 0.00 0.00 11:00:12 ens3 4.86 4.40 2.17 1.43 0.00 0.00 0.00 0.00 11:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:12 br-f0f620a2eb2c 15.55 19.37 15.34 63.27 0.00 0.00 0.00 0.00 11:00:12 vethdcf3de2 99.61 108.68 72.67 48.11 0.00 0.00 0.00 0.01 11:00:12 veth8f7510e 9.76 9.71 47.38 18.21 0.00 0.00 0.00 0.00 11:00:12 veth67f9bfe 25.66 29.59 15.01 231.88 0.00 0.00 0.00 0.02 11:00:12 veth5dca7e5 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 11:00:12 veth6c81a48 17.62 17.36 170.39 47.66 0.00 0.00 0.00 0.01 11:00:12 veth758a35a 56.87 52.22 48.01 31.11 0.00 0.00 0.00 0.00 11:00:12 vethc76bc26 57.75 53.27 25.26 44.37 0.00 0.00 0.00 0.00 11:10:02 lo 34.14 34.14 168.51 168.51 0.00 0.00 0.00 0.00 11:10:02 ens3 1.24 0.84 0.39 0.77 0.00 0.00 0.00 0.00 11:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:02 br-f0f620a2eb2c 31.12 36.57 32.91 137.90 0.00 0.00 0.00 0.00 11:10:02 vethdcf3de2 61.99 68.27 46.32 23.61 0.00 0.00 0.00 0.00 11:10:02 veth8f7510e 6.87 7.64 5.55 21.33 0.00 0.00 0.00 0.00 11:10:02 veth67f9bfe 35.01 40.36 33.15 158.31 0.00 0.00 0.00 0.01 11:10:02 veth5dca7e5 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:02 veth6c81a48 8.30 7.38 21.84 5.12 0.00 0.00 0.00 0.00 11:10:02 veth758a35a 41.49 38.75 31.35 21.26 0.00 0.00 0.00 0.00 11:10:02 vethc76bc26 31.91 28.64 14.13 27.26 0.00 0.00 0.00 0.00 11:20:03 lo 21.42 21.42 90.54 90.54 0.00 0.00 0.00 0.00 11:20:03 ens3 7.12 5.58 3.50 2.70 0.00 0.00 0.00 0.00 11:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.11 19.11 83.27 83.27 0.00 0.00 0.00 0.00 Average: ens3 30.60 18.33 507.79 3.80 0.00 0.00 0.00 0.00 Average: docker0 4.81 8.79 0.27 150.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12502) 08/14/26 _x86_64_ (8 CPU) 10:32:41 LINUX RESTART (8 CPU) 10:40:04 CPU %user %nice %system %iowait %steal %idle 10:50:12 all 12.46 0.02 2.53 0.75 0.08 84.16 10:50:12 0 13.05 0.04 2.76 0.42 0.08 83.65 10:50:12 1 11.10 0.01 2.37 0.53 0.07 85.91 10:50:12 2 12.81 0.04 2.63 0.69 0.07 83.75 10:50:12 3 12.10 0.02 2.37 0.53 0.07 84.91 10:50:12 4 13.28 0.01 2.50 0.46 0.08 83.67 10:50:12 5 13.00 0.01 2.59 1.90 0.08 82.42 10:50:12 6 12.24 0.04 2.46 0.54 0.07 84.65 10:50:12 7 12.10 0.00 2.58 0.93 0.07 84.32 11:00:12 all 9.79 0.00 1.97 0.12 0.10 88.02 11:00:12 0 8.78 0.00 2.30 0.13 0.09 88.70 11:00:12 1 11.87 0.00 2.20 0.12 0.10 85.71 11:00:12 2 9.95 0.00 2.05 0.06 0.10 87.83 11:00:12 3 9.50 0.01 1.95 0.15 0.10 88.30 11:00:12 4 9.39 0.01 1.89 0.16 0.09 88.47 11:00:12 5 9.50 0.00 1.83 0.14 0.10 88.43 11:00:12 6 8.88 0.01 1.80 0.15 0.09 89.07 11:00:12 7 10.46 0.01 1.77 0.05 0.09 87.62 11:10:02 all 7.87 0.00 2.09 0.04 0.09 89.91 11:10:02 0 7.41 0.00 2.50 0.01 0.09 89.99 11:10:02 1 8.39 0.00 2.47 0.02 0.10 89.02 11:10:02 2 8.08 0.00 2.10 0.02 0.10 89.70 11:10:02 3 8.03 0.00 1.93 0.02 0.10 89.93 11:10:02 4 7.49 0.00 1.88 0.14 0.10 90.40 11:10:02 5 8.09 0.00 1.98 0.02 0.10 89.81 11:10:02 6 7.40 0.00 1.92 0.02 0.09 90.57 11:10:02 7 8.10 0.00 1.92 0.04 0.09 89.85 11:20:03 all 7.32 0.00 1.91 0.14 0.09 90.55 11:20:03 0 6.86 0.00 2.29 0.15 0.09 90.61 11:20:03 1 7.03 0.01 1.99 0.09 0.09 90.80 11:20:03 2 7.73 0.00 1.91 0.13 0.09 90.14 11:20:03 3 8.64 0.00 1.91 0.15 0.09 89.21 11:20:03 4 7.42 0.00 1.93 0.20 0.09 90.36 11:20:03 5 7.34 0.01 1.89 0.09 0.09 90.57 11:20:03 6 7.17 0.01 1.77 0.14 0.09 90.83 11:20:03 7 6.36 0.00 1.56 0.14 0.09 91.84 Average: all 9.38 0.01 2.13 0.26 0.09 88.14 Average: 0 9.04 0.01 2.46 0.18 0.09 88.22 Average: 1 9.61 0.01 2.26 0.19 0.09 87.85 Average: 2 9.66 0.01 2.18 0.23 0.09 87.84 Average: 3 9.58 0.01 2.04 0.21 0.09 88.07 Average: 4 9.41 0.01 2.05 0.24 0.09 88.20 Average: 5 9.50 0.01 2.07 0.55 0.09 87.78 Average: 6 8.94 0.01 1.99 0.21 0.09 88.76 Average: 7 9.27 0.00 1.96 0.29 0.09 88.39