---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8641 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 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 859 12171 3 19060 30765 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:d3:62:0b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.151/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84449sec preferred_lft 84449sec inet6 fe80::f816:3eff:fed3:620b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:f8:38:72:f7:bb 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::50f8:38ff:fe72:f7bb/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-8641) 07/10/26 _x86_64_ (8 CPU) 16:09:23 LINUX RESTART (8 CPU) 16:10:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:20:16 628.81 5.41 604.47 18.93 345.87 64465.69 90950.84 16:30:11 90.41 0.18 87.40 2.83 14.57 10126.12 2828.86 16:40:01 35.20 0.10 8.92 26.18 2.74 437.83 464093.34 Average: 253.90 1.92 236.03 15.96 122.47 25271.02 184558.75 16:10:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:20:16 9994328 27080304 5129120 15.61 566056 15715708 5361112 15.81 4493396 16752672 32556 16:30:11 330948 20117820 12032036 36.61 603936 18265440 17944116 52.92 4837384 23988780 736 16:40:01 284316 19944612 12204924 37.14 588404 18152840 18125960 53.45 4821552 24024284 572 Average: 3536531 22380912 9788693 29.79 586132 17377996 13810396 40.73 4717444 21588579 11288 16:10:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:20:16 lo 0.82 0.82 0.09 0.09 0.00 0.00 0.00 0.00 16:20:16 ens3 468.43 309.74 3775.35 84.79 0.00 0.00 0.00 0.00 16:20:16 docker0 37.69 62.87 2.25 843.06 0.00 0.00 0.00 0.00 16:20:16 br-c3e102d45472 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:11 lo 1.39 1.39 1.98 1.98 0.00 0.00 0.00 0.00 16:30:11 ens3 31.84 18.55 853.88 2.66 0.00 0.00 0.00 0.00 16:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:11 br-c3e102d45472 0.79 0.73 1.87 0.12 0.00 0.00 0.00 0.00 16:30:11 veth073c162 0.04 0.14 0.00 0.01 0.00 0.00 0.00 0.00 16:30:11 vethb8a3ac3 0.02 0.12 0.00 0.01 0.00 0.00 0.00 0.00 16:30:11 vethc555af7 101.51 108.33 55.70 50.23 0.00 0.00 0.00 0.00 16:30:11 veth682e43a 0.13 0.21 0.01 0.04 0.00 0.00 0.00 0.00 16:30:11 veth03ba1bc 0.51 0.44 0.06 0.30 0.00 0.00 0.00 0.00 16:30:11 veth402d202 81.36 75.50 55.09 37.28 0.00 0.00 0.00 0.00 16:30:11 vethc8cf601 25.78 23.83 10.09 17.29 0.00 0.00 0.00 0.00 16:40:01 lo 9.81 9.81 55.86 55.86 0.00 0.00 0.00 0.00 16:40:01 ens3 28.67 15.17 8.62 7.76 0.00 0.00 0.00 0.00 16:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:01 br-c3e102d45472 5.68 5.13 54.86 1.12 0.00 0.00 0.00 0.00 16:40:01 veth073c162 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:01 vethb8a3ac3 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:01 vethc555af7 306.61 331.53 253.37 144.85 0.00 0.00 0.00 0.02 16:40:01 veth682e43a 0.15 0.13 0.01 0.06 0.00 0.00 0.00 0.00 16:40:01 veth03ba1bc 0.40 0.21 0.07 0.35 0.00 0.00 0.00 0.00 16:40:01 veth402d202 109.49 100.30 96.42 70.30 0.00 0.00 0.00 0.01 16:40:01 vethc8cf601 230.30 214.25 106.26 186.76 0.00 0.00 0.00 0.02 Average: lo 3.97 3.97 19.10 19.10 0.00 0.00 0.00 0.00 Average: ens3 178.12 115.70 1561.23 32.06 0.00 0.00 0.00 0.00 Average: docker0 12.72 21.21 0.76 284.50 0.00 0.00 0.00 0.00 Average: br-c3e102d45472 2.14 1.93 18.70 0.41 0.00 0.00 0.00 0.00 Average: veth073c162 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethb8a3ac3 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethc555af7 134.84 145.32 102.04 64.46 0.00 0.00 0.00 0.01 Average: veth682e43a 0.09 0.11 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth03ba1bc 0.30 0.21 0.04 0.21 0.00 0.00 0.00 0.00 Average: veth402d202 63.17 58.19 50.12 35.58 0.00 0.00 0.00 0.00 Average: vethc8cf601 84.47 78.53 38.38 67.30 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-8641) 07/10/26 _x86_64_ (8 CPU) 16:09:23 LINUX RESTART (8 CPU) 16:10:12 CPU %user %nice %system %iowait %steal %idle 16:20:16 all 36.89 0.00 5.19 0.97 0.13 56.82 16:20:16 0 37.85 0.00 5.68 1.19 0.13 55.14 16:20:16 1 37.81 0.00 4.96 0.84 0.13 56.26 16:20:16 2 39.60 0.00 5.69 1.09 0.14 53.48 16:20:16 3 35.75 0.00 5.79 0.91 0.12 57.43 16:20:16 4 32.76 0.00 4.97 0.66 0.12 61.50 16:20:16 5 35.30 0.00 4.48 1.08 0.13 59.02 16:20:16 6 41.68 0.00 4.74 0.85 0.13 52.60 16:20:16 7 34.36 0.01 5.23 1.15 0.13 59.12 16:30:11 all 10.96 0.02 1.42 0.29 0.07 87.24 16:30:11 0 11.06 0.02 1.55 0.14 0.07 87.17 16:30:11 1 11.64 0.02 1.50 0.82 0.07 85.95 16:30:11 2 10.49 0.03 1.43 0.27 0.07 87.70 16:30:11 3 10.46 0.04 1.30 0.32 0.07 87.81 16:30:11 4 10.35 0.03 1.38 0.11 0.07 88.07 16:30:11 5 10.77 0.02 1.29 0.22 0.06 87.64 16:30:11 6 11.48 0.02 1.48 0.24 0.07 86.71 16:30:11 7 11.44 0.02 1.39 0.19 0.07 86.89 16:40:01 all 5.49 0.00 1.24 0.05 0.07 93.16 16:40:01 0 5.41 0.00 1.32 0.02 0.06 93.18 16:40:01 1 6.49 0.00 1.42 0.02 0.07 92.00 16:40:01 2 5.65 0.00 1.28 0.16 0.06 92.85 16:40:01 3 4.94 0.00 1.22 0.02 0.06 93.75 16:40:01 4 5.05 0.00 1.39 0.06 0.08 93.42 16:40:01 5 5.04 0.00 1.13 0.03 0.07 93.73 16:40:01 6 5.44 0.00 1.14 0.03 0.06 93.33 16:40:01 7 5.85 0.00 1.03 0.04 0.06 93.02 Average: all 17.92 0.01 2.63 0.44 0.09 78.91 Average: 0 18.26 0.01 2.87 0.46 0.09 78.32 Average: 1 18.78 0.01 2.64 0.56 0.09 77.91 Average: 2 18.71 0.01 2.82 0.51 0.09 77.86 Average: 3 17.19 0.01 2.80 0.42 0.08 79.49 Average: 4 16.18 0.01 2.59 0.28 0.09 80.85 Average: 5 17.18 0.01 2.32 0.45 0.09 79.97 Average: 6 19.70 0.01 2.47 0.38 0.09 77.35 Average: 7 17.32 0.01 2.56 0.46 0.09 79.56