---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-52792 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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): 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: 5600.00 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 721 10680 4 4587 14925 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:e9:c8:44 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.22/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79924sec preferred_lft 79924sec inet6 fe80::f816:3eff:fee9:c844/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:0b:b6:90:5c:38 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::8c0b:b6ff:fe90:5c38/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-52792) 03/25/26 _x86_64_ (4 CPU) 15:59:32 LINUX RESTART (4 CPU) 16:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:10:01 148.86 15.76 126.00 7.10 2204.20 38046.34 13071.37 16:20:03 66.97 23.57 40.83 2.57 332.62 3878.08 2169.92 16:30:09 11.72 0.06 10.97 0.69 2.94 415.92 635.80 16:40:01 5.16 0.04 4.96 0.16 2.50 130.05 258.65 16:50:22 18.82 0.04 17.99 0.78 1.76 804.72 558.09 17:00:22 7.43 0.01 7.16 0.27 0.37 207.35 475.83 17:10:01 34.84 12.51 5.97 16.36 148.90 167.21 218817.65 17:20:32 7.32 0.18 6.81 0.33 6.72 234.19 160.72 17:30:32 5.57 0.00 5.42 0.15 0.13 163.47 81.56 17:40:01 9.26 0.03 8.83 0.39 4.10 596.55 334.64 Average: 31.59 5.19 23.57 2.83 270.61 4476.59 22888.62 16:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:10:01 1491840 13027184 2892816 17.67 262440 11008568 3590136 20.61 2171792 11872488 517800 16:20:03 5988468 9371180 6560232 40.07 270832 3089656 7233616 41.52 2089300 7689540 2860 16:30:09 5460960 8873904 7061376 43.13 272148 3118400 8498004 48.78 2111352 8229868 304 16:40:01 11163732 14662524 1275536 7.79 275452 3200944 2027272 11.64 2126932 2531744 80036 16:50:22 9343664 12917476 3019684 18.44 278232 3273176 3813500 21.89 2151348 4325768 216 17:00:22 7799120 11399272 4536816 27.71 279192 3298572 5251888 30.15 2153288 5855684 60 17:10:01 7640216 11317748 4617860 28.20 284928 3360352 5304028 30.45 2199808 5955228 548 17:20:32 6280884 9996608 5938528 36.27 285872 3397524 6766760 38.84 2205656 7295368 100 17:30:32 7708932 11447440 4488520 27.41 286476 3419648 5301964 30.43 2208056 5868112 68 17:40:01 7306848 11176376 4759068 29.07 290472 3540476 5405160 31.03 2222756 6264796 368 Average: 7018466 11418971 4515044 27.58 278604 4070732 5319233 30.53 2164029 6588860 60236 16:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:10:01 lo 3.24 3.24 2.44 2.44 0.00 0.00 0.00 0.00 16:10:01 ens3 173.28 133.27 2098.65 18.92 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:03 lo 45.44 45.44 27.06 27.06 0.00 0.00 0.00 0.00 16:20:03 ens3 2.23 1.96 0.57 0.48 0.00 0.00 0.00 0.00 16:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:09 lo 32.30 32.30 14.12 14.12 0.00 0.00 0.00 0.00 16:30:09 ens3 1.68 1.03 0.50 0.36 0.00 0.00 0.00 0.00 16:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:01 lo 8.64 8.64 3.52 3.52 0.00 0.00 0.00 0.00 16:40:01 ens3 0.49 0.40 0.17 0.12 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 16:50:22 lo 12.23 12.23 7.04 7.04 0.00 0.00 0.00 0.00 16:50:22 ens3 1.26 0.95 0.36 0.27 0.00 0.00 0.00 0.00 16:50:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:22 lo 19.70 19.70 9.46 9.46 0.00 0.00 0.00 0.00 17:00:22 ens3 0.79 0.71 0.18 0.15 0.00 0.00 0.00 0.00 17:00:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:01 lo 29.51 29.51 10.41 10.41 0.00 0.00 0.00 0.00 17:10:01 ens3 0.74 0.59 0.21 0.16 0.00 0.00 0.00 0.00 17:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:32 lo 18.40 18.40 10.33 10.33 0.00 0.00 0.00 0.00 17:20:32 ens3 0.80 0.63 0.19 0.14 0.00 0.00 0.00 0.00 17:20:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:32 lo 17.99 17.99 10.05 10.05 0.00 0.00 0.00 0.00 17:30:32 ens3 0.57 0.56 0.13 0.10 0.00 0.00 0.00 0.00 17:30:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:01 lo 20.43 20.43 9.98 9.98 0.00 0.00 0.00 0.00 17:40:01 ens3 1.17 0.92 0.37 0.29 0.00 0.00 0.00 0.00 17:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.74 20.74 10.44 10.44 0.00 0.00 0.00 0.00 Average: ens3 18.35 14.14 210.73 2.10 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-52792) 03/25/26 _x86_64_ (4 CPU) 15:59:32 LINUX RESTART (4 CPU) 16:00:00 CPU %user %nice %system %iowait %steal %idle 16:10:01 all 45.80 0.00 2.64 1.87 0.10 49.60 16:10:01 0 44.50 0.00 2.42 1.37 0.10 51.60 16:10:01 1 45.55 0.00 2.70 2.15 0.10 49.50 16:10:01 2 44.61 0.00 2.79 2.13 0.10 50.38 16:10:01 3 48.54 0.00 2.65 1.82 0.10 46.90 16:20:03 all 60.55 0.00 2.28 1.24 0.13 35.81 16:20:03 0 61.29 0.00 2.24 0.85 0.13 35.50 16:20:03 1 60.55 0.00 2.14 0.73 0.13 36.45 16:20:03 2 60.60 0.00 2.31 0.78 0.13 36.18 16:20:03 3 59.76 0.00 2.41 2.60 0.13 35.10 16:30:09 all 30.54 0.00 1.23 2.04 0.13 66.06 16:30:09 0 31.32 0.00 1.27 1.81 0.15 65.45 16:30:09 1 30.34 0.00 1.10 4.03 0.13 64.41 16:30:09 2 30.11 0.00 1.21 0.85 0.14 67.69 16:30:09 3 30.37 0.00 1.35 1.45 0.13 66.70 16:40:01 all 5.09 0.00 0.43 1.15 0.07 93.26 16:40:01 0 5.27 0.00 0.46 0.94 0.10 93.24 16:40:01 1 5.16 0.00 0.41 0.69 0.07 93.67 16:40:01 2 5.13 0.00 0.45 1.49 0.07 92.85 16:40:01 3 4.81 0.00 0.40 1.46 0.06 93.27 16:50:22 all 31.50 0.00 1.05 0.29 0.10 67.06 16:50:22 0 31.86 0.00 1.15 0.06 0.11 66.82 16:50:22 1 31.94 0.00 0.96 0.14 0.10 66.86 16:50:22 2 31.57 0.00 1.10 0.65 0.09 66.60 16:50:22 3 30.64 0.00 0.99 0.30 0.11 67.96 17:00:22 all 15.58 0.00 0.64 0.08 0.08 83.62 17:00:22 0 15.39 0.00 0.63 0.13 0.08 83.77 17:00:22 1 15.21 0.00 0.63 0.06 0.08 84.02 17:00:22 2 16.04 0.00 0.64 0.06 0.08 83.18 17:00:22 3 15.69 0.00 0.65 0.07 0.08 83.52 17:10:01 all 10.06 0.09 0.62 0.30 0.06 88.86 17:10:01 0 9.93 0.01 0.55 0.03 0.06 89.42 17:10:01 1 10.36 0.17 0.71 0.23 0.07 88.47 17:10:01 2 9.96 0.04 0.60 0.63 0.06 88.71 17:10:01 3 10.00 0.16 0.61 0.30 0.06 88.87 17:20:32 all 17.37 0.00 0.71 0.11 0.13 81.68 17:20:32 0 16.96 0.00 0.78 0.05 0.12 82.09 17:20:32 1 17.15 0.00 0.75 0.27 0.18 81.65 17:20:32 2 18.06 0.00 0.65 0.12 0.13 81.05 17:20:32 3 17.29 0.00 0.66 0.01 0.11 81.93 17:30:32 all 9.44 0.00 0.55 0.30 0.07 89.64 17:30:32 0 9.07 0.00 0.52 0.30 0.06 90.04 17:30:32 1 9.46 0.00 0.60 0.25 0.07 89.63 17:30:32 2 9.94 0.00 0.56 0.14 0.06 89.31 17:30:32 3 9.30 0.00 0.51 0.53 0.07 89.58 17:40:01 all 16.03 0.00 0.69 0.35 0.07 82.86 17:40:01 0 16.54 0.00 0.75 0.23 0.07 82.41 17:40:01 1 16.13 0.00 0.71 0.20 0.07 82.89 17:40:01 2 16.18 0.00 0.58 0.08 0.07 83.09 17:40:01 3 15.25 0.00 0.73 0.90 0.08 83.04 Average: all 24.30 0.01 1.09 0.77 0.09 73.74 Average: 0 24.32 0.00 1.08 0.58 0.10 73.93 Average: 1 24.29 0.02 1.07 0.88 0.10 73.65 Average: 2 24.31 0.00 1.09 0.69 0.09 73.81 Average: 3 24.27 0.02 1.10 0.94 0.09 73.58