---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-18346 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 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 699 11095 4 4194 14947 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:25:9a:07 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.149/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79646sec preferred_lft 79646sec inet6 fe80::f816:3eff:fe25:9a07/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:a4:9a:f2:c6:d7 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::54a4:9aff:fef2:c6d7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-18346) 05/22/26 _x86_64_ (4 CPU) 06:04:05 LINUX RESTART (4 CPU) 06:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:20:00 60.71 5.70 52.46 2.56 187.82 5256.65 3069.87 06:30:23 46.88 18.92 26.54 1.42 240.51 1507.80 1675.50 06:40:01 24.67 0.22 7.88 16.57 13.28 262.40 220074.95 06:50:16 17.12 0.02 16.30 0.80 0.99 774.37 532.69 07:00:23 11.21 0.01 10.67 0.53 0.55 368.75 345.76 07:10:01 4.80 0.00 4.60 0.19 0.22 142.67 97.98 07:20:23 4.38 0.02 4.19 0.17 1.23 144.64 214.68 07:30:12 4.61 0.00 4.41 0.20 0.31 153.24 57.36 07:40:01 9.80 0.01 9.37 0.42 0.38 570.39 262.25 07:50:13 7.57 0.02 7.20 0.35 0.85 293.07 644.02 Average: 19.26 2.56 14.44 2.26 45.39 951.26 21846.61 06:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:20:00 3932288 6501532 9433800 57.62 261432 2348936 11216016 64.38 1926500 9992908 1596 06:30:23 8423272 11355200 4582892 27.99 273652 2698936 5382260 30.89 2096636 5333580 6076 06:40:01 6728856 9689496 6246992 38.15 274932 2726368 6982260 40.08 2109608 7009276 300 06:50:16 9846628 12956036 2985180 18.23 280584 2867448 3740860 21.47 2161644 3869172 164 07:00:23 8310756 11477160 4463368 27.26 282112 2922892 5226764 30.00 2165152 5383980 372 07:10:01 8258512 11444188 4496300 27.46 282564 2941660 5235724 30.05 2166232 5450548 236 07:20:23 6793472 10002148 5937424 36.26 283140 2964060 6713524 38.54 2168428 6902664 228 07:30:12 6778720 10010772 5928700 36.21 283844 2986760 6694280 38.43 2171908 6907428 404 07:40:01 8194800 11556412 4383864 26.77 287620 3107384 5140412 29.51 2180264 5481548 256 07:50:13 7416988 10832460 5107180 31.19 288568 3160184 5919392 33.98 2199972 6251584 524 Average: 7468429 10582540 5356570 32.72 279845 2872463 6225149 35.73 2134634 6258269 1016 06:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:20:00 lo 20.17 20.17 17.67 17.67 0.00 0.00 0.00 0.00 06:20:00 ens3 1.56 1.44 0.46 0.39 0.00 0.00 0.00 0.00 06:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:23 lo 48.10 48.10 22.14 22.14 0.00 0.00 0.00 0.00 06:30:23 ens3 2.65 1.89 0.56 1.06 0.00 0.00 0.00 0.00 06:30:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:01 lo 22.31 22.31 10.21 10.21 0.00 0.00 0.00 0.00 06:40:01 ens3 1.06 0.62 0.23 0.31 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:16 lo 11.89 11.89 5.53 5.53 0.00 0.00 0.00 0.00 06:50:16 ens3 2.12 1.03 0.59 0.40 0.00 0.00 0.00 0.00 06:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:23 lo 16.14 16.14 8.79 8.79 0.00 0.00 0.00 0.00 07:00:23 ens3 1.12 0.64 0.30 0.16 0.00 0.00 0.00 0.00 07:00:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 lo 21.59 21.59 8.93 8.93 0.00 0.00 0.00 0.00 07:10:01 ens3 2.15 0.71 0.52 0.31 0.00 0.00 0.00 0.00 07:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:23 lo 26.45 26.45 11.26 11.26 0.00 0.00 0.00 0.00 07:20:23 ens3 1.72 0.59 0.36 0.20 0.00 0.00 0.00 0.00 07:20:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:12 lo 17.00 17.00 10.25 10.25 0.00 0.00 0.00 0.00 07:30:12 ens3 1.11 0.67 0.30 0.21 0.00 0.00 0.00 0.00 07:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:01 lo 11.93 11.93 6.98 6.98 0.00 0.00 0.00 0.00 07:40:01 ens3 0.78 0.58 0.22 0.17 0.00 0.00 0.00 0.00 07:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:13 lo 23.74 23.74 10.24 10.24 0.00 0.00 0.00 0.00 07:50:13 ens3 0.80 0.85 0.17 0.15 0.00 0.00 0.00 0.00 07:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.05 22.05 11.25 11.25 0.00 0.00 0.00 0.00 Average: ens3 1.52 0.91 0.37 0.34 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-18346) 05/22/26 _x86_64_ (4 CPU) 06:04:05 LINUX RESTART (4 CPU) 06:10:01 CPU %user %nice %system %iowait %steal %idle 06:20:00 all 49.99 0.00 1.95 0.13 0.10 47.83 06:20:00 0 50.77 0.00 1.93 0.11 0.10 47.09 06:20:00 1 47.86 0.00 1.94 0.13 0.10 49.97 06:20:00 2 50.35 0.00 1.97 0.11 0.11 47.46 06:20:00 3 50.98 0.00 1.98 0.15 0.10 46.79 06:30:23 all 47.73 0.00 1.66 0.13 0.12 50.35 06:30:23 0 47.71 0.00 1.65 0.15 0.12 50.38 06:30:23 1 47.88 0.00 1.70 0.17 0.12 50.14 06:30:23 2 47.71 0.00 1.68 0.11 0.12 50.38 06:30:23 3 47.63 0.00 1.63 0.11 0.12 50.52 06:40:01 all 18.05 0.00 0.83 0.10 0.09 80.93 06:40:01 0 18.45 0.00 0.83 0.08 0.09 80.55 06:40:01 1 16.99 0.00 0.80 0.06 0.08 82.07 06:40:01 2 18.25 0.00 0.92 0.08 0.09 80.66 06:40:01 3 18.51 0.00 0.79 0.17 0.08 80.45 06:50:16 all 25.97 0.00 0.95 0.15 0.09 72.83 06:50:16 0 25.88 0.00 0.96 0.24 0.09 72.84 06:50:16 1 26.88 0.00 0.98 0.06 0.09 71.99 06:50:16 2 25.77 0.00 1.04 0.27 0.09 72.84 06:50:16 3 25.37 0.00 0.83 0.04 0.10 73.67 07:00:23 all 21.97 0.00 0.75 0.04 0.08 77.16 07:00:23 0 21.77 0.00 0.75 0.05 0.08 77.35 07:00:23 1 22.31 0.00 0.74 0.05 0.08 76.82 07:00:23 2 22.87 0.00 0.78 0.04 0.08 76.22 07:00:23 3 20.93 0.00 0.74 0.02 0.08 78.23 07:10:01 all 8.93 0.00 0.40 0.02 0.07 90.59 07:10:01 0 8.88 0.00 0.41 0.02 0.07 90.63 07:10:01 1 9.02 0.00 0.32 0.02 0.07 90.57 07:10:01 2 8.61 0.00 0.40 0.02 0.07 90.90 07:10:01 3 9.20 0.00 0.47 0.02 0.07 90.24 07:20:23 all 10.28 0.00 0.50 0.02 0.07 89.12 07:20:23 0 10.23 0.00 0.45 0.02 0.07 89.22 07:20:23 1 9.79 0.00 0.54 0.02 0.08 89.58 07:20:23 2 10.37 0.00 0.52 0.01 0.08 89.02 07:20:23 3 10.71 0.00 0.50 0.03 0.07 88.69 07:30:12 all 10.00 0.00 0.41 0.02 0.07 89.49 07:30:12 0 9.99 0.00 0.43 0.02 0.07 89.49 07:30:12 1 9.49 0.00 0.42 0.00 0.09 90.01 07:30:12 2 10.66 0.00 0.46 0.02 0.07 88.80 07:30:12 3 9.87 0.00 0.36 0.03 0.07 89.68 07:40:01 all 13.69 0.00 0.58 0.03 0.07 85.63 07:40:01 0 13.78 0.00 0.52 0.01 0.07 85.61 07:40:01 1 13.41 0.00 0.58 0.02 0.08 85.90 07:40:01 2 14.47 0.00 0.59 0.07 0.07 84.80 07:40:01 3 13.07 0.00 0.63 0.03 0.07 86.20 07:50:13 all 15.24 0.00 0.50 0.03 0.07 84.16 07:50:13 0 15.46 0.00 0.52 0.05 0.07 83.90 07:50:13 1 14.59 0.00 0.47 0.02 0.07 84.85 07:50:13 2 15.64 0.00 0.49 0.03 0.07 83.76 07:50:13 3 15.28 0.00 0.52 0.02 0.07 84.12 Average: all 22.33 0.00 0.86 0.07 0.08 76.66 Average: 0 22.44 0.00 0.85 0.07 0.08 76.55 Average: 1 21.97 0.00 0.85 0.06 0.09 77.04 Average: 2 22.62 0.00 0.89 0.08 0.08 76.33 Average: 3 22.30 0.00 0.85 0.06 0.08 76.71