---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-11887 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 60G 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 710 11159 4 4120 14936 Swap: 1023 1 1022 ---> 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:2a:9c:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.13/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79504sec preferred_lft 79504sec inet6 fe80::f816:3eff:fe2a:9c54/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:c4:70:dd:10:5b 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-11887) 12/09/25 _x86_64_ (4 CPU) 09:04:41 LINUX RESTART (4 CPU) 09:10:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:14 95.57 21.90 69.94 3.73 331.45 11940.61 5460.45 09:30:14 22.45 5.29 16.29 0.86 101.25 419.33 910.80 09:40:14 10.27 0.28 9.46 0.52 11.43 332.34 1152.58 09:50:14 12.07 0.05 11.41 0.61 0.87 584.08 894.05 10:00:14 31.70 0.09 15.79 15.82 2.17 499.76 211591.20 10:10:14 7.51 0.02 7.16 0.34 0.80 214.76 335.07 10:20:14 3.88 0.01 3.78 0.09 0.68 72.27 42.44 10:30:03 7.08 0.05 6.73 0.31 2.57 230.94 285.67 10:40:03 2.20 0.01 2.19 0.00 0.13 38.73 0.23 10:50:03 11.52 0.02 10.97 0.54 0.79 663.84 727.44 Average: 20.45 2.78 15.39 2.29 45.30 1502.23 22180.10 09:10:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:14 171288 3959344 11971000 73.11 265540 3472024 13270424 76.17 2106516 13473884 744 09:30:14 2764604 5718664 10218640 62.41 263076 2713892 11262260 64.65 2103792 10955588 180 09:40:14 7749832 10732212 5208696 31.81 264228 2741176 7404400 42.50 2118264 5993664 636 09:50:14 8752436 11845028 4095872 25.02 269076 2846660 5072256 29.11 2153540 4942844 92 10:00:14 8285860 11452732 4487832 27.41 272112 2917920 5219716 29.96 2165460 5395904 124 10:10:14 8297096 11492468 4448476 27.17 272788 2945744 5275628 30.28 2167524 5387112 304 10:20:14 10521732 13737604 2204368 13.46 273124 2965924 3626124 20.81 2169156 3177360 16808 10:30:03 6804468 10040908 5899216 36.03 273920 2985680 6664232 38.25 2173036 6879488 364 10:40:03 6451472 9690140 6249436 38.17 274272 2987668 6869872 39.43 2173384 7212368 288 10:50:03 8065112 11446368 4493952 27.45 278600 3125104 5194152 29.81 2189532 5594152 304 Average: 6786390 10011547 5927749 36.20 270674 2970179 6985906 40.10 2152020 6901236 1984 09:10:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:14 lo 19.07 19.07 16.29 16.29 0.00 0.00 0.00 0.00 09:20:14 ens3 2.71 1.90 1.39 0.58 0.00 0.00 0.00 0.00 09:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:14 lo 39.12 39.12 16.63 16.63 0.00 0.00 0.00 0.00 09:30:14 ens3 1.76 1.43 0.37 0.31 0.00 0.00 0.00 0.00 09:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:14 lo 21.10 21.10 9.04 9.04 0.00 0.00 0.00 0.00 09:40:14 ens3 1.33 0.98 0.27 1.23 0.00 0.00 0.00 0.00 09:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:14 lo 13.03 13.03 6.91 6.91 0.00 0.00 0.00 0.00 09:50:14 ens3 0.98 0.63 0.26 0.19 0.00 0.00 0.00 0.00 09:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:14 lo 17.10 17.10 8.73 8.73 0.00 0.00 0.00 0.00 10:00:14 ens3 1.73 0.85 0.39 0.26 0.00 0.00 0.00 0.00 10:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:14 lo 17.01 17.01 8.66 8.66 0.00 0.00 0.00 0.00 10:10:14 ens3 1.18 0.70 0.30 0.21 0.00 0.00 0.00 0.00 10:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:14 lo 23.27 23.27 7.55 7.55 0.00 0.00 0.00 0.00 10:20:14 ens3 0.97 0.39 0.25 0.16 0.00 0.00 0.00 0.00 10:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:03 lo 19.79 19.79 11.22 11.22 0.00 0.00 0.00 0.00 10:30:03 ens3 0.88 0.62 0.19 0.15 0.00 0.00 0.00 0.00 10:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:03 lo 15.06 15.06 8.15 8.15 0.00 0.00 0.00 0.00 10:40:03 ens3 0.69 0.44 0.18 0.13 0.00 0.00 0.00 0.00 10:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:03 lo 16.72 16.72 9.40 9.40 0.00 0.00 0.00 0.00 10:50:03 ens3 1.16 1.03 0.32 0.26 0.00 0.00 0.00 0.00 10:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.13 20.13 10.26 10.26 0.00 0.00 0.00 0.00 Average: ens3 1.34 0.89 0.39 0.35 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-11887) 12/09/25 _x86_64_ (4 CPU) 09:04:41 LINUX RESTART (4 CPU) 09:10:14 CPU %user %nice %system %iowait %steal %idle 09:20:14 all 53.81 0.00 2.41 1.87 0.13 41.78 09:20:14 0 53.75 0.00 2.38 3.20 0.13 40.54 09:20:14 1 51.83 0.00 2.52 0.40 0.13 45.12 09:20:14 2 54.48 0.00 2.26 1.31 0.13 41.81 09:20:14 3 55.17 0.00 2.47 2.58 0.13 39.65 09:30:14 all 33.45 0.00 1.52 0.22 0.12 64.69 09:30:14 0 33.23 0.00 1.41 0.11 0.12 65.14 09:30:14 1 33.65 0.00 1.50 0.13 0.12 64.60 09:30:14 2 33.42 0.00 1.60 0.42 0.12 64.44 09:30:14 3 33.51 0.00 1.55 0.24 0.13 64.57 09:40:14 all 20.41 0.00 0.93 0.06 0.10 78.50 09:40:14 0 19.89 0.00 0.81 0.10 0.11 79.09 09:40:14 1 20.16 0.00 0.94 0.06 0.10 78.75 09:40:14 2 20.93 0.00 0.91 0.02 0.11 78.03 09:40:14 3 20.65 0.00 1.05 0.08 0.10 78.11 09:50:14 all 17.39 0.00 0.70 0.06 0.10 81.75 09:50:14 0 17.48 0.00 0.71 0.03 0.09 81.68 09:50:14 1 16.87 0.00 0.75 0.11 0.10 82.17 09:50:14 2 17.75 0.00 0.82 0.06 0.10 81.27 09:50:14 3 17.47 0.00 0.52 0.05 0.09 81.88 10:00:14 all 24.74 0.00 0.94 0.08 0.10 74.13 10:00:14 0 24.23 0.00 0.91 0.03 0.10 74.73 10:00:14 1 24.77 0.00 0.89 0.02 0.11 74.21 10:00:14 2 24.97 0.00 0.94 0.14 0.11 73.85 10:00:14 3 25.00 0.00 1.02 0.14 0.10 73.74 10:10:14 all 12.89 0.00 0.62 0.12 0.09 86.28 10:10:14 0 12.66 0.00 0.65 0.08 0.09 86.53 10:10:14 1 13.12 0.00 0.61 0.11 0.09 86.07 10:10:14 2 13.44 0.00 0.69 0.21 0.09 85.56 10:10:14 3 12.33 0.00 0.54 0.07 0.08 86.98 10:20:14 all 5.66 0.00 0.46 0.02 0.08 93.78 10:20:14 0 5.55 0.00 0.41 0.00 0.07 93.97 10:20:14 1 5.26 0.00 0.49 0.06 0.08 94.10 10:20:14 2 5.77 0.00 0.49 0.01 0.08 93.65 10:20:14 3 6.06 0.00 0.45 0.02 0.07 93.40 10:30:03 all 13.74 0.00 0.61 0.05 0.10 85.51 10:30:03 0 14.08 0.00 0.57 0.10 0.09 85.16 10:30:03 1 13.56 0.00 0.60 0.02 0.10 85.72 10:30:03 2 14.14 0.00 0.60 0.02 0.10 85.13 10:30:03 3 13.18 0.00 0.66 0.04 0.10 86.02 10:40:03 all 2.93 0.00 0.24 0.01 0.09 96.72 10:40:03 0 2.67 0.00 0.22 0.01 0.09 97.01 10:40:03 1 2.89 0.00 0.28 0.04 0.09 96.70 10:40:03 2 2.70 0.00 0.26 0.00 0.11 96.93 10:40:03 3 3.45 0.00 0.19 0.01 0.08 96.27 10:50:03 all 19.04 0.00 0.80 0.07 0.10 79.99 10:50:03 0 17.96 0.00 0.76 0.07 0.10 81.11 10:50:03 1 18.96 0.00 0.75 0.08 0.10 80.11 10:50:03 2 20.63 0.00 0.83 0.06 0.10 78.38 10:50:03 3 18.62 0.00 0.84 0.08 0.10 80.35 Average: all 20.41 0.00 0.92 0.26 0.10 78.31 Average: 0 20.16 0.00 0.88 0.37 0.10 78.48 Average: 1 20.12 0.00 0.93 0.10 0.10 78.75 Average: 2 20.83 0.00 0.94 0.23 0.10 77.90 Average: 3 20.53 0.00 0.93 0.33 0.10 78.11