---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-3930 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 18G 61G 23% / 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 702 10758 4 4528 14944 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:8b:51:6c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.32/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79749sec preferred_lft 79749sec inet6 fe80::f816:3eff:fe8b:516c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:e6:82:7d:65:37 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 ---> sar -b -r -n DEV: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-3930) 12/05/25 _x86_64_ (4 CPU) 11:17:19 LINUX RESTART (4 CPU) 11:20:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:08 114.33 4.14 105.30 4.89 420.58 35614.00 14102.07 11:40:08 54.50 22.50 30.34 1.66 253.79 1881.06 1194.32 11:50:02 10.43 0.27 9.63 0.53 10.79 304.45 553.14 12:00:08 21.33 0.02 20.44 0.86 0.94 794.59 1141.41 12:10:42 6.97 0.01 6.69 0.27 0.58 181.37 293.67 12:20:37 4.65 0.01 4.48 0.16 0.35 119.46 65.39 12:30:37 4.65 0.01 4.47 0.17 1.07 128.17 68.77 12:40:37 5.13 0.01 4.94 0.17 0.84 141.92 60.99 12:50:37 11.56 0.01 11.00 0.55 0.71 637.17 263.09 13:00:18 4.94 0.01 4.83 0.10 0.19 84.32 58.32 Average: 23.85 2.69 20.22 0.94 68.91 3988.68 1781.30 11:20:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:08 165668 4893204 11032988 67.38 258280 4332976 12972176 74.46 2032744 13469880 1564 11:40:08 3206380 6743428 9189092 56.12 269316 3226692 10634052 61.04 2153356 10411412 148 11:50:02 6092252 9729112 6203428 37.89 273304 3321960 7559324 43.39 2176996 7510256 79944 12:00:08 9152156 12850728 3085684 18.85 276896 3380188 3775704 21.67 2200816 4436464 96 12:10:42 7657404 11377932 4557488 27.84 278012 3400996 5230104 30.02 2203072 5927980 64 12:20:37 7652040 11386492 4548908 27.78 278556 3414384 5257116 30.18 2204244 5929216 272 12:30:37 6178600 9928876 6005700 36.68 279004 3429712 6724020 38.60 2205932 7404212 372 12:40:37 5976664 9744636 6189944 37.81 279728 3446660 6829180 39.20 2209312 7603572 112 12:50:37 7602072 11507008 4428140 27.05 283824 3574360 5165768 29.65 2224996 5964312 380 13:00:18 8617120 12543264 3392532 20.72 284228 3595096 4884876 28.04 2234992 4941328 19940 Average: 6230036 10070468 5863390 35.81 276115 3512302 6903232 39.62 2184646 7359863 10289 11:20:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:08 lo 5.81 5.81 7.01 7.01 0.00 0.00 0.00 0.00 11:30:08 ens3 87.56 61.12 1290.66 6.61 0.00 0.00 0.00 0.00 11:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:08 lo 42.42 42.42 22.61 22.61 0.00 0.00 0.00 0.00 11:40:08 ens3 2.36 1.81 0.58 0.46 0.00 0.00 0.00 0.00 11:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:02 lo 31.23 31.23 12.53 12.53 0.00 0.00 0.00 0.00 11:50:02 ens3 1.99 0.90 0.44 0.27 0.00 0.00 0.00 0.00 11:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:08 lo 13.45 13.45 7.81 7.81 0.00 0.00 0.00 0.00 12:00:08 ens3 1.02 0.87 0.19 0.16 0.00 0.00 0.00 0.00 12:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:42 lo 19.41 19.41 9.25 9.25 0.00 0.00 0.00 0.00 12:10:42 ens3 0.81 0.68 0.16 0.13 0.00 0.00 0.00 0.00 12:10:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:37 lo 19.54 19.54 6.80 6.80 0.00 0.00 0.00 0.00 12:20:37 ens3 0.87 0.81 0.12 1.15 0.00 0.00 0.00 0.00 12:20:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:37 lo 18.79 18.79 8.78 8.78 0.00 0.00 0.00 0.00 12:30:37 ens3 0.62 0.42 0.13 0.10 0.00 0.00 0.00 0.00 12:30:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:37 lo 17.10 17.10 9.88 9.88 0.00 0.00 0.00 0.00 12:40:37 ens3 0.73 0.54 0.17 0.12 0.00 0.00 0.00 0.00 12:40:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:37 lo 19.73 19.73 11.15 11.15 0.00 0.00 0.00 0.00 12:50:37 ens3 0.92 0.78 0.24 0.20 0.00 0.00 0.00 0.00 12:50:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:18 lo 14.53 14.53 5.41 5.41 0.00 0.00 0.00 0.00 13:00:18 ens3 0.84 0.51 0.19 0.14 0.00 0.00 0.00 0.00 13:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.20 20.20 10.13 10.13 0.00 0.00 0.00 0.00 Average: ens3 9.77 6.84 129.28 0.93 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-3930) 12/05/25 _x86_64_ (4 CPU) 11:17:19 LINUX RESTART (4 CPU) 11:20:07 CPU %user %nice %system %iowait %steal %idle 11:30:08 all 50.44 0.00 2.51 5.29 0.12 41.65 11:30:08 0 49.86 0.00 2.43 5.77 0.12 41.83 11:30:08 1 52.15 0.00 2.44 6.23 0.13 39.05 11:30:08 2 51.19 0.00 2.50 4.29 0.12 41.90 11:30:08 3 48.57 0.00 2.66 4.86 0.11 43.79 11:40:08 all 54.29 0.00 2.19 0.26 0.13 43.13 11:40:08 0 53.24 0.00 2.22 0.22 0.13 44.20 11:40:08 1 53.82 0.00 2.23 0.24 0.13 43.58 11:40:08 2 56.04 0.00 2.18 0.37 0.13 41.28 11:40:08 3 54.08 0.00 2.11 0.23 0.13 43.45 11:50:02 all 19.32 0.00 1.00 0.23 0.10 79.35 11:50:02 0 19.17 0.00 1.04 0.14 0.10 79.55 11:50:02 1 19.52 0.00 0.93 0.35 0.10 79.09 11:50:02 2 19.29 0.00 0.95 0.32 0.10 79.34 11:50:02 3 19.31 0.00 1.08 0.10 0.10 79.41 12:00:08 all 28.76 0.00 0.99 0.08 0.10 70.07 12:00:08 0 28.89 0.00 0.91 0.12 0.10 69.98 12:00:08 1 29.25 0.00 0.93 0.08 0.09 69.65 12:00:08 2 28.09 0.00 1.13 0.06 0.10 70.62 12:00:08 3 28.81 0.00 0.98 0.07 0.10 70.05 12:10:42 all 12.62 0.00 0.55 0.05 0.08 86.70 12:10:42 0 12.57 0.00 0.55 0.10 0.08 86.70 12:10:42 1 12.88 0.00 0.56 0.02 0.09 86.45 12:10:42 2 12.63 0.00 0.54 0.06 0.08 86.69 12:10:42 3 12.41 0.00 0.54 0.01 0.08 86.96 12:20:37 all 7.52 0.00 0.39 0.13 0.08 91.88 12:20:37 0 7.48 0.00 0.36 0.06 0.07 92.03 12:20:37 1 7.36 0.00 0.43 0.16 0.09 91.96 12:20:37 2 7.50 0.00 0.43 0.20 0.08 91.78 12:20:37 3 7.71 0.00 0.35 0.10 0.07 91.76 12:30:37 all 9.49 0.00 0.46 0.06 0.08 89.91 12:30:37 0 9.12 0.00 0.39 0.06 0.08 90.35 12:30:37 1 9.73 0.00 0.49 0.12 0.08 89.57 12:30:37 2 9.62 0.00 0.50 0.01 0.08 89.79 12:30:37 3 9.48 0.00 0.45 0.06 0.07 89.94 12:40:37 all 10.14 0.00 0.58 0.02 0.07 89.19 12:40:37 0 10.09 0.00 0.44 0.02 0.06 89.39 12:40:37 1 10.15 0.00 0.60 0.03 0.07 89.15 12:40:37 2 10.45 0.00 0.57 0.01 0.08 88.90 12:40:37 3 9.87 0.00 0.70 0.04 0.07 89.32 12:50:37 all 19.00 0.00 0.80 0.04 0.08 80.08 12:50:37 0 19.72 0.00 0.72 0.02 0.08 79.46 12:50:37 1 17.99 0.00 0.79 0.05 0.08 81.10 12:50:37 2 19.02 0.00 0.82 0.08 0.08 80.01 12:50:37 3 19.27 0.00 0.86 0.02 0.07 79.78 13:00:18 all 5.88 0.00 0.33 0.02 0.06 93.72 13:00:18 0 5.99 0.00 0.37 0.02 0.06 93.57 13:00:18 1 5.94 0.00 0.34 0.01 0.06 93.65 13:00:18 2 6.05 0.00 0.33 0.02 0.06 93.54 13:00:18 3 5.52 0.00 0.28 0.01 0.05 94.13 Average: all 21.77 0.00 0.98 0.62 0.09 76.54 Average: 0 21.64 0.00 0.94 0.65 0.09 76.68 Average: 1 21.91 0.00 0.98 0.73 0.09 76.30 Average: 2 22.01 0.00 1.00 0.54 0.09 76.36 Average: 3 21.54 0.00 1.00 0.55 0.09 76.82