---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10238 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 13G 66G 16% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 665 8226 4 7097 14981 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:a1:ab:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.204/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83302sec preferred_lft 83302sec inet6 fe80::f816:3eff:fea1:abb2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:cc:8d:62:a8:b7 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::84cc:8dff:fe62:a8b7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-10238) 12/05/25 _x86_64_ (4 CPU) 16:55:57 LINUX RESTART (4 CPU) 17:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:10:07 42.53 4.80 36.19 1.54 853.29 4477.03 17525.21 17:20:01 25.77 0.46 22.11 3.20 15.55 4243.64 14932.64 17:30:01 51.12 0.00 41.10 10.01 0.11 2756.10 38355.62 17:40:19 41.07 1.75 36.32 3.00 305.05 7560.65 10810.48 Average: 40.17 1.76 33.99 4.42 295.54 4780.35 20345.83 17:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:10:07 10698364 13873328 2088420 12.76 121664 3213992 2493616 14.31 676992 4646988 23200 17:20:01 9061576 13378920 2572728 15.71 182264 4198748 2793296 16.03 933540 5915820 43668 17:30:01 8379092 13102536 2844996 17.38 213748 4532604 3010852 17.28 1046424 6419208 56816 17:40:19 8487640 15380360 557888 3.41 254684 6557472 1287032 7.39 1743620 5504608 104 Average: 9156668 13933786 2016008 12.31 193090 4625704 2396199 13.75 1100144 5621656 30947 17:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:10:07 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 17:10:07 ens3 79.27 59.27 853.69 12.43 0.00 0.00 0.00 0.00 17:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:01 lo 1478.62 1478.62 1408.81 1408.81 0.00 0.00 0.00 0.00 17:20:01 ens3 57.19 44.63 296.51 12.44 0.00 0.00 0.00 0.00 17:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 lo 5170.61 5170.61 4927.67 4927.67 0.00 0.00 0.00 0.00 17:30:01 ens3 36.95 31.03 15.24 10.83 0.00 0.00 0.00 0.00 17:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:19 lo 1237.04 1237.04 1178.27 1178.27 0.00 0.00 0.00 0.00 17:40:19 ens3 81.08 80.37 431.11 168.42 0.00 0.00 0.00 0.00 17:40:19 docker0 45.97 38.22 159.78 69.32 0.00 0.00 0.00 0.00 17:40:19 veth7632bf4 43.87 35.64 160.25 10.02 0.00 0.00 0.00 0.01 Average: lo 1963.60 1963.60 1870.95 1870.95 0.00 0.00 0.00 0.00 Average: ens3 63.80 54.05 400.62 51.90 0.00 0.00 0.00 0.00 Average: docker0 11.75 9.77 40.83 17.71 0.00 0.00 0.00 0.00 Average: veth7632bf4 11.21 9.11 40.95 2.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-10238) 12/05/25 _x86_64_ (4 CPU) 16:55:57 LINUX RESTART (4 CPU) 17:00:01 CPU %user %nice %system %iowait %steal %idle 17:10:07 all 28.39 0.00 1.31 0.50 0.07 69.73 17:10:07 0 28.12 0.00 1.37 0.76 0.07 69.68 17:10:07 1 29.23 0.00 1.23 0.63 0.08 68.83 17:10:07 2 27.52 0.00 1.47 0.44 0.07 70.51 17:10:07 3 28.70 0.00 1.16 0.17 0.06 69.90 17:20:01 all 66.20 0.00 3.07 0.09 0.12 30.53 17:20:01 0 65.79 0.00 2.83 0.07 0.11 31.20 17:20:01 1 65.76 0.00 3.50 0.07 0.12 30.55 17:20:01 2 65.26 0.00 3.04 0.14 0.12 31.43 17:20:01 3 67.97 0.00 2.90 0.08 0.11 28.94 17:30:01 all 61.49 0.00 4.18 0.13 0.11 34.09 17:30:01 0 60.20 0.00 3.73 0.21 0.12 35.75 17:30:01 1 62.87 0.00 4.57 0.09 0.11 32.36 17:30:01 2 61.19 0.00 4.43 0.13 0.11 34.14 17:30:01 3 61.69 0.00 4.00 0.11 0.11 34.10 17:40:19 all 34.51 0.00 2.92 0.37 0.09 62.11 17:40:19 0 35.56 0.00 3.13 0.44 0.09 60.78 17:40:19 1 32.06 0.00 2.39 0.40 0.09 65.07 17:40:19 2 35.77 0.00 3.18 0.23 0.09 60.73 17:40:19 3 34.64 0.00 2.98 0.43 0.09 61.87 Average: all 47.44 0.00 2.86 0.28 0.10 49.32 Average: 0 47.23 0.00 2.76 0.37 0.10 49.54 Average: 1 47.26 0.00 2.91 0.30 0.10 49.43 Average: 2 47.24 0.00 3.02 0.24 0.10 49.40 Average: 3 48.03 0.00 2.76 0.20 0.09 48.92