---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3957 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 16% / 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 1020 15808 4 15262 30604 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:2e:80:8d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.218/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83405sec preferred_lft 83405sec inet6 fe80::f816:3eff:fe2e:808d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:af:39:75:35:ca 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::68af:39ff:fe75:35ca/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-3957) 08/04/26 _x86_64_ (8 CPU) 09:14:29 LINUX RESTART (8 CPU) 09:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:07 301.64 0.56 289.89 11.19 31.12 49842.88 63251.71 09:40:29 18.76 0.22 17.76 0.79 7.06 2508.79 1514.00 09:50:12 21.71 0.21 19.94 1.55 19.02 3041.16 5729.80 10:00:19 9.22 0.20 8.64 0.38 9.90 1369.25 1533.92 Average: 87.94 0.30 84.17 3.48 16.68 14208.89 18001.71 09:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:07 1659688 21176092 10977532 33.40 596328 18026500 17935888 52.89 4745208 22791496 110024 09:40:29 351424 17981376 14032152 42.70 579828 16313032 21380868 63.05 4659396 24145240 11368 09:50:12 395680 16701588 15220140 46.31 580744 15095624 22952944 67.69 4674280 24093456 12396 10:00:19 391640 16351512 15570432 47.38 580844 14755728 23234604 68.52 4639872 24114472 160 Average: 699608 18052642 13950064 42.45 584436 16047721 21376076 63.04 4679689 23786166 33487 09:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:07 lo 0.72 0.72 0.06 0.06 0.00 0.00 0.00 0.00 09:30:07 ens3 441.55 259.86 2653.03 98.15 0.00 0.00 0.00 0.00 09:30:07 docker0 22.04 39.40 1.41 747.82 0.00 0.00 0.00 0.00 09:30:07 br-56445bdc8425 0.31 0.29 0.01 0.02 0.00 0.00 0.00 0.00 09:30:07 veth729e7b3 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 09:30:07 vethb274940 0.07 0.16 0.01 0.01 0.00 0.00 0.00 0.00 09:30:07 veth63f8cc0 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:30:07 veth150a570 5.90 5.60 3.44 1.20 0.00 0.00 0.00 0.00 09:30:07 veth85df378 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:30:07 vethfaac6b2 0.34 0.36 0.05 0.44 0.00 0.00 0.00 0.00 09:30:07 vethca7eb2f 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 09:30:07 veth94d11ba 0.04 0.05 0.00 0.00 0.00 0.00 0.00 0.00 09:40:29 lo 7.07 7.07 18.33 18.33 0.00 0.00 0.00 0.00 09:40:29 ens3 6.17 4.67 10.98 1.34 0.00 0.00 0.00 0.00 09:40:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:29 br-56445bdc8425 7.50 8.58 3.12 25.52 0.00 0.00 0.00 0.00 09:40:29 veth729e7b3 10.11 11.25 2.44 80.23 0.00 0.00 0.00 0.01 09:40:29 vethb274940 3.20 3.06 16.17 6.01 0.00 0.00 0.00 0.00 09:40:29 veth63f8cc0 5.06 5.02 55.14 16.26 0.00 0.00 0.00 0.00 09:40:29 veth150a570 93.78 100.92 51.20 46.46 0.00 0.00 0.00 0.00 09:40:29 veth85df378 0.09 0.09 0.01 0.03 0.00 0.00 0.00 0.00 09:40:29 vethfaac6b2 83.79 78.22 58.13 37.59 0.00 0.00 0.00 0.00 09:40:29 veth94d11ba 21.87 19.78 8.55 15.64 0.00 0.00 0.00 0.00 09:50:12 lo 31.32 31.32 134.52 134.52 0.00 0.00 0.00 0.00 09:50:12 ens3 6.01 5.45 17.70 1.14 0.00 0.00 0.00 0.00 09:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:12 br-56445bdc8425 21.72 25.42 24.06 128.97 0.00 0.00 0.00 0.00 09:50:12 veth729e7b3 30.66 34.74 24.69 265.03 0.00 0.00 0.00 0.02 09:50:12 vethb274940 9.80 10.02 36.00 27.50 0.00 0.00 0.00 0.00 09:50:12 veth63f8cc0 16.17 15.56 137.74 36.06 0.00 0.00 0.00 0.01 09:50:12 veth150a570 50.23 55.29 33.93 18.92 0.00 0.00 0.00 0.00 09:50:12 veth85df378 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 09:50:12 vethfaac6b2 30.13 27.98 33.93 13.66 0.00 0.00 0.00 0.00 09:50:12 veth94d11ba 30.46 27.56 12.59 22.32 0.00 0.00 0.00 0.00 10:00:19 lo 29.90 29.90 144.70 144.70 0.00 0.00 0.00 0.00 10:00:19 ens3 1.55 0.94 0.61 1.35 0.00 0.00 0.00 0.00 10:00:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:19 br-56445bdc8425 21.91 22.92 31.92 113.87 0.00 0.00 0.00 0.00 10:00:19 veth729e7b3 25.47 26.51 32.17 138.50 0.00 0.00 0.00 0.01 10:00:19 vethb274940 6.38 7.26 5.37 25.86 0.00 0.00 0.00 0.00 10:00:19 veth63f8cc0 7.85 6.90 25.94 4.98 0.00 0.00 0.00 0.00 10:00:19 veth150a570 62.76 69.06 48.77 22.10 0.00 0.00 0.00 0.00 10:00:19 veth85df378 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:19 vethfaac6b2 43.74 40.82 34.78 25.12 0.00 0.00 0.00 0.00 10:00:19 veth94d11ba 30.38 27.04 13.59 25.71 0.00 0.00 0.00 0.00 Average: lo 17.06 17.06 73.50 73.50 0.00 0.00 0.00 0.00 Average: ens3 114.04 67.85 671.87 25.55 0.00 0.00 0.00 0.00 Average: docker0 5.52 9.87 0.35 187.34 0.00 0.00 0.00 0.00 Average: br-56445bdc8425 12.75 14.16 14.62 66.26 0.00 0.00 0.00 0.00 Average: veth729e7b3 16.39 17.96 14.66 119.32 0.00 0.00 0.00 0.01 Average: vethb274940 4.80 5.07 14.19 14.67 0.00 0.00 0.00 0.00 Average: veth63f8cc0 7.18 6.81 53.91 14.13 0.00 0.00 0.00 0.00 Average: veth150a570 53.48 58.04 34.46 22.37 0.00 0.00 0.00 0.00 Average: veth85df378 0.03 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethfaac6b2 39.89 37.21 31.88 19.38 0.00 0.00 0.00 0.00 Average: veth94d11ba 20.61 18.54 8.65 15.86 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-3957) 08/04/26 _x86_64_ (8 CPU) 09:14:29 LINUX RESTART (8 CPU) 09:20:01 CPU %user %nice %system %iowait %steal %idle 09:30:07 all 29.99 0.03 4.72 2.42 0.67 62.18 09:30:07 0 24.66 0.03 5.67 2.71 0.77 66.16 09:30:07 1 29.66 0.02 4.53 1.94 0.79 63.06 09:30:07 2 25.94 0.02 4.57 1.72 0.68 67.08 09:30:07 3 32.79 0.03 4.46 1.71 0.80 60.20 09:30:07 4 32.24 0.04 4.87 2.59 0.57 59.68 09:30:07 5 32.22 0.02 5.07 2.20 0.62 59.87 09:30:07 6 29.85 0.04 4.78 4.22 0.35 60.76 09:30:07 7 32.56 0.03 3.79 2.30 0.75 60.57 09:40:29 all 9.62 0.00 1.60 0.06 0.20 88.51 09:40:29 0 8.95 0.00 1.93 0.04 0.14 88.94 09:40:29 1 9.51 0.00 1.81 0.03 0.13 88.51 09:40:29 2 10.96 0.00 1.60 0.05 0.17 87.22 09:40:29 3 9.04 0.00 1.45 0.05 0.21 89.24 09:40:29 4 9.40 0.01 1.54 0.03 0.25 88.77 09:40:29 5 9.19 0.00 1.45 0.10 0.17 89.09 09:40:29 6 10.62 0.00 1.44 0.17 0.28 87.49 09:40:29 7 9.26 0.00 1.56 0.05 0.29 88.84 09:50:12 all 10.58 0.00 2.65 0.16 0.39 86.22 09:50:12 0 10.49 0.00 3.48 0.04 0.33 85.66 09:50:12 1 10.56 0.00 2.83 0.12 0.45 86.05 09:50:12 2 10.33 0.00 2.66 0.08 0.30 86.62 09:50:12 3 9.73 0.01 2.49 0.13 0.46 87.18 09:50:12 4 10.76 0.00 2.51 0.13 0.44 86.17 09:50:12 5 11.31 0.01 2.63 0.37 0.21 85.48 09:50:12 6 11.64 0.01 2.41 0.26 0.61 85.06 09:50:12 7 9.82 0.01 2.21 0.12 0.29 87.56 10:00:19 all 8.98 0.00 2.46 0.03 0.17 88.36 10:00:19 0 8.38 0.00 3.27 0.02 0.16 88.16 10:00:19 1 9.67 0.00 2.68 0.09 0.17 87.39 10:00:19 2 8.84 0.00 2.45 0.03 0.17 88.51 10:00:19 3 8.98 0.00 2.40 0.02 0.18 88.41 10:00:19 4 8.72 0.00 2.07 0.01 0.18 89.02 10:00:19 5 9.56 0.00 2.31 0.00 0.17 87.96 10:00:19 6 8.24 0.00 2.17 0.01 0.15 89.43 10:00:19 7 9.44 0.00 2.33 0.09 0.16 87.98 Average: all 14.77 0.01 2.85 0.67 0.35 81.35 Average: 0 13.09 0.01 3.57 0.70 0.35 82.29 Average: 1 14.83 0.01 2.95 0.54 0.38 81.29 Average: 2 14.03 0.01 2.81 0.47 0.33 82.36 Average: 3 15.09 0.01 2.69 0.47 0.41 81.33 Average: 4 15.26 0.01 2.74 0.69 0.36 80.94 Average: 5 15.55 0.01 2.86 0.67 0.29 80.63 Average: 6 15.04 0.01 2.69 1.16 0.35 80.76 Average: 7 15.28 0.01 2.47 0.64 0.37 81.24