---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-14372 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 709 11221 3 4058 14937 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:15:f7:25 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.64/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79508sec preferred_lft 79508sec inet6 fe80::f816:3eff:fe15:f725/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:85:51:64:60:93 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-14372) 12/16/25 _x86_64_ (4 CPU) 18:40:18 LINUX RESTART (4 CPU) 18:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:00:01 80.95 28.78 49.02 3.15 439.68 5286.80 4287.68 19:10:05 12.95 0.41 11.92 0.63 18.19 324.74 1351.86 19:20:04 8.04 0.18 7.38 0.47 9.89 265.49 1948.38 19:30:01 12.61 0.04 12.05 0.52 1.82 617.02 200.74 19:40:04 14.18 0.03 13.47 0.68 1.04 436.24 547.44 19:50:05 4.55 0.01 4.37 0.17 0.36 130.26 112.38 20:00:01 5.16 0.01 4.98 0.17 1.06 145.24 107.68 20:10:05 4.78 0.01 4.57 0.19 0.86 145.67 97.50 20:20:04 4.92 0.00 4.75 0.17 0.13 148.55 71.72 20:30:01 12.24 0.02 11.78 0.44 0.75 604.71 307.81 Average: 16.03 2.95 12.42 0.66 47.34 809.67 903.59 18:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:00:01 2161692 5033116 10901008 66.58 257868 2637004 11592884 66.54 2087888 11580788 528 19:10:05 5218756 8118892 7817188 47.74 259232 2664164 9335728 53.59 2107360 8516988 5748 19:20:04 11115552 14118920 1821300 11.12 263116 2763476 2849864 16.36 2130764 2623580 82632 19:30:01 10713160 13760620 2179700 13.31 265492 2805280 2907032 16.69 2153380 2998276 280 19:40:04 8184632 11294732 4644484 28.37 267756 2865656 5349328 30.71 2158292 5514144 312 19:50:05 8252252 11380128 4558972 27.84 268332 2882868 5297104 30.41 2159548 5436348 444 20:00:01 6745204 9892336 6045952 36.93 268924 2901540 6712048 38.53 2161472 6943648 320 20:10:05 6771012 9939436 5998784 36.64 269540 2922212 6660984 38.23 2164704 6913888 332 20:20:04 8258088 11448544 4490484 27.43 270216 2943572 5175496 29.71 2166948 5433512 256 20:30:01 11660848 14999172 941868 5.75 274300 3086472 1671212 9.59 2191180 2024704 23616 Average: 7908120 10998590 4939974 30.17 266478 2847224 5755168 33.03 2148154 5798588 11447 18:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:00:01 lo 37.71 37.71 23.18 23.18 0.00 0.00 0.00 0.00 19:00:01 ens3 2.23 2.30 0.66 0.59 0.00 0.00 0.00 0.00 19:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:05 lo 36.88 36.88 14.64 14.64 0.00 0.00 0.00 0.00 19:10:05 ens3 1.15 0.93 0.29 0.22 0.00 0.00 0.00 0.00 19:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:04 lo 11.77 11.77 6.93 6.93 0.00 0.00 0.00 0.00 19:20:04 ens3 0.61 0.48 0.17 0.13 0.00 0.00 0.00 0.00 19:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 7.46 7.46 3.88 3.88 0.00 0.00 0.00 0.00 19:30:01 ens3 0.83 0.68 0.19 0.80 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:04 lo 19.88 19.88 10.59 10.59 0.00 0.00 0.00 0.00 19:40:04 ens3 1.05 0.80 0.26 0.56 0.00 0.00 0.00 0.00 19:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:05 lo 23.96 23.96 9.24 9.24 0.00 0.00 0.00 0.00 19:50:05 ens3 0.74 0.49 0.17 0.12 0.00 0.00 0.00 0.00 19:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:01 lo 17.42 17.42 7.88 7.88 0.00 0.00 0.00 0.00 20:00:01 ens3 0.53 0.37 0.13 0.09 0.00 0.00 0.00 0.00 20:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:05 lo 19.34 19.34 10.60 10.60 0.00 0.00 0.00 0.00 20:10:05 ens3 0.88 0.56 0.21 0.14 0.00 0.00 0.00 0.00 20:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:04 lo 11.50 11.50 6.06 6.06 0.00 0.00 0.00 0.00 20:20:04 ens3 0.65 0.40 0.15 0.10 0.00 0.00 0.00 0.00 20:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 lo 23.29 23.29 10.96 10.96 0.00 0.00 0.00 0.00 20:30:01 ens3 1.01 0.92 0.28 0.23 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.94 20.94 10.40 10.40 0.00 0.00 0.00 0.00 Average: ens3 0.97 0.79 0.25 0.30 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-14372) 12/16/25 _x86_64_ (4 CPU) 18:40:18 LINUX RESTART (4 CPU) 18:50:01 CPU %user %nice %system %iowait %steal %idle 19:00:01 all 61.44 0.00 2.60 1.14 0.13 34.70 19:00:01 0 61.83 0.00 2.68 0.65 0.13 34.71 19:00:01 1 61.27 0.00 2.63 0.54 0.12 35.44 19:00:01 2 60.57 0.00 2.52 2.69 0.12 34.10 19:00:01 3 62.10 0.00 2.56 0.66 0.13 34.56 19:10:05 all 24.07 0.00 1.24 0.12 0.10 74.47 19:10:05 0 24.15 0.00 1.31 0.11 0.10 74.33 19:10:05 1 23.69 0.00 1.18 0.08 0.10 74.95 19:10:05 2 24.17 0.00 1.26 0.21 0.10 74.26 19:10:05 3 24.28 0.00 1.19 0.07 0.10 74.36 19:20:04 all 15.47 0.00 0.71 0.08 0.08 83.65 19:20:04 0 16.53 0.00 0.79 0.05 0.08 82.55 19:20:04 1 15.72 0.00 0.71 0.11 0.09 83.36 19:20:04 2 14.77 0.00 0.70 0.10 0.09 84.36 19:20:04 3 14.86 0.00 0.65 0.07 0.08 84.35 19:30:01 all 18.52 0.00 0.79 0.05 0.08 80.57 19:30:01 0 18.83 0.00 0.70 0.02 0.08 80.37 19:30:01 1 18.79 0.00 0.79 0.05 0.08 80.30 19:30:01 2 18.16 0.00 0.76 0.02 0.08 80.98 19:30:01 3 18.28 0.00 0.91 0.09 0.08 80.64 19:40:04 all 24.34 0.00 0.89 0.04 0.09 74.64 19:40:04 0 24.58 0.00 0.83 0.03 0.08 74.47 19:40:04 1 24.58 0.00 0.92 0.07 0.09 74.33 19:40:04 2 23.86 0.00 0.89 0.04 0.09 75.12 19:40:04 3 24.35 0.00 0.91 0.02 0.08 74.63 19:50:05 all 7.89 0.00 0.42 0.03 0.07 91.59 19:50:05 0 7.73 0.00 0.46 0.04 0.07 91.71 19:50:05 1 7.70 0.00 0.37 0.01 0.07 91.84 19:50:05 2 8.01 0.00 0.48 0.01 0.08 91.42 19:50:05 3 8.12 0.00 0.36 0.05 0.07 91.40 20:00:01 all 9.93 0.00 0.49 0.02 0.08 89.48 20:00:01 0 9.82 0.00 0.49 0.02 0.08 89.59 20:00:01 1 10.23 0.00 0.45 0.03 0.08 89.21 20:00:01 2 9.64 0.00 0.51 0.01 0.08 89.75 20:00:01 3 10.02 0.00 0.50 0.03 0.08 89.37 20:10:05 all 10.16 0.00 0.48 0.02 0.09 89.25 20:10:05 0 10.31 0.00 0.50 0.05 0.08 89.06 20:10:05 1 10.74 0.00 0.51 0.01 0.09 88.66 20:10:05 2 10.22 0.00 0.51 0.01 0.09 89.17 20:10:05 3 9.36 0.00 0.41 0.01 0.09 90.13 20:20:04 all 6.71 0.00 0.33 0.02 0.08 92.87 20:20:04 0 6.95 0.00 0.31 0.03 0.08 92.62 20:20:04 1 6.94 0.00 0.35 0.01 0.08 92.63 20:20:04 2 6.29 0.00 0.33 0.02 0.08 93.27 20:20:04 3 6.64 0.00 0.32 0.02 0.07 92.95 20:30:01 all 14.45 0.00 0.69 0.04 0.09 84.73 20:30:01 0 13.93 0.00 0.61 0.02 0.08 85.37 20:30:01 1 14.75 0.00 0.65 0.00 0.08 84.51 20:30:01 2 14.55 0.00 0.77 0.09 0.09 84.49 20:30:01 3 14.58 0.00 0.73 0.04 0.09 84.56 Average: all 19.29 0.00 0.86 0.15 0.09 79.60 Average: 0 19.46 0.00 0.87 0.10 0.09 79.48 Average: 1 19.44 0.00 0.86 0.09 0.09 79.53 Average: 2 19.02 0.00 0.87 0.32 0.09 79.70 Average: 3 19.26 0.00 0.85 0.11 0.09 79.70