---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-4554 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 714 10885 3 4389 14932 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:a5:ad:ca brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.222/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80674sec preferred_lft 80674sec inet6 fe80::f816:3eff:fea5:adca/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:4b:cd:18:a7:33 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-4554) 01/26/26 _x86_64_ (4 CPU) 12:05:27 LINUX RESTART (4 CPU) 12:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:02 87.57 2.50 81.55 3.51 132.22 30816.82 12725.66 12:30:03 50.44 21.33 27.62 1.49 185.22 1679.90 2303.44 12:40:01 35.04 0.23 18.97 15.84 6.38 766.62 212603.71 12:50:03 8.96 0.02 8.54 0.40 0.84 234.05 198.12 13:00:03 4.89 0.01 4.66 0.22 0.37 121.68 57.55 13:10:01 4.96 0.01 4.76 0.19 1.22 126.86 102.17 13:20:03 5.73 0.00 5.50 0.23 0.40 145.08 51.53 13:30:03 11.82 0.29 10.97 0.56 8.83 622.99 437.82 13:40:01 7.04 1.30 5.43 0.30 37.62 178.36 114.04 Average: 24.07 2.86 18.69 2.52 41.51 3863.87 25313.10 12:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:02 2375516 7486620 8440224 51.55 251708 4723800 9306128 53.42 2056144 11210920 1536 12:30:03 3630668 7073152 8859424 54.11 259852 3144072 9552128 54.83 2042184 10087572 236 12:40:01 10130088 13705000 2232880 13.64 267980 3268420 2924016 16.78 2090596 3574416 260 12:50:03 7690976 11292620 4643860 28.36 269632 3293500 5306204 30.46 2093864 6005952 276 13:00:03 7820344 11436336 4500296 27.49 270364 3307124 5182428 29.75 2095288 5878988 536 13:10:01 6145452 9776312 6159480 37.62 271128 3321236 6831828 39.21 2097420 7536220 520 13:20:03 6241396 9889156 6046584 36.93 271808 3337476 6692524 38.42 2100624 7437668 268 13:30:03 7564528 11346328 4590244 28.04 276372 3463524 5287964 30.35 2117892 6098900 280 13:40:01 11245832 15324056 614276 3.75 277984 3752312 1200168 6.89 2154920 2375156 258276 Average: 6982756 10814398 5120808 31.28 268536 3512385 5809265 33.35 2094326 6689532 29132 12:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:02 lo 11.41 11.41 11.32 11.32 0.00 0.00 0.00 0.00 12:20:02 ens3 54.02 41.22 944.43 4.82 0.00 0.00 0.00 0.00 12:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:03 lo 43.99 43.99 20.66 20.66 0.00 0.00 0.00 0.00 12:30:03 ens3 2.05 1.80 0.46 0.40 0.00 0.00 0.00 0.00 12:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 25.35 25.35 10.25 10.25 0.00 0.00 0.00 0.00 12:40:01 ens3 1.81 1.70 0.39 1.29 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:03 lo 18.82 18.82 10.01 10.01 0.00 0.00 0.00 0.00 12:50:03 ens3 0.88 0.64 0.19 0.14 0.00 0.00 0.00 0.00 12:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:03 lo 26.24 26.24 9.55 9.55 0.00 0.00 0.00 0.00 13:00:03 ens3 0.68 0.43 0.15 0.10 0.00 0.00 0.00 0.00 13:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:01 lo 16.61 16.61 7.96 7.96 0.00 0.00 0.00 0.00 13:10:01 ens3 0.66 0.44 0.16 0.12 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:03 lo 17.25 17.25 10.20 10.20 0.00 0.00 0.00 0.00 13:20:03 ens3 0.77 0.54 0.17 0.13 0.00 0.00 0.00 0.00 13:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:03 lo 18.86 18.86 10.58 10.58 0.00 0.00 0.00 0.00 13:30:03 ens3 1.15 0.91 0.34 0.27 0.00 0.00 0.00 0.00 13:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 33.14 33.14 12.88 12.88 0.00 0.00 0.00 0.00 13:40:01 ens3 1.91 1.36 0.79 0.48 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.51 23.51 11.49 11.49 0.00 0.00 0.00 0.00 Average: ens3 7.12 5.46 105.51 0.86 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-4554) 01/26/26 _x86_64_ (4 CPU) 12:05:27 LINUX RESTART (4 CPU) 12:10:01 CPU %user %nice %system %iowait %steal %idle 12:20:02 all 55.64 0.00 2.57 0.47 0.10 41.23 12:20:02 0 53.97 0.00 2.41 0.52 0.09 43.01 12:20:02 1 59.56 0.00 2.85 0.24 0.10 37.26 12:20:02 2 54.36 0.00 2.42 0.47 0.10 42.66 12:20:02 3 54.66 0.00 2.60 0.65 0.10 41.98 12:30:03 all 48.53 0.00 2.04 0.11 0.11 49.20 12:30:03 0 48.73 0.00 2.00 0.08 0.11 49.09 12:30:03 1 47.31 0.00 2.14 0.08 0.11 50.35 12:30:03 2 48.74 0.00 2.00 0.24 0.11 48.92 12:30:03 3 49.33 0.00 2.04 0.06 0.11 48.45 12:40:01 all 31.25 0.00 1.26 0.07 0.10 67.33 12:40:01 0 31.97 0.00 1.20 0.08 0.10 66.64 12:40:01 1 31.29 0.00 1.36 0.07 0.10 67.18 12:40:01 2 31.07 0.00 1.24 0.10 0.10 67.50 12:40:01 3 30.65 0.00 1.23 0.03 0.10 67.99 12:50:03 all 17.02 0.00 0.65 1.99 0.09 80.26 12:50:03 0 16.44 0.00 0.63 4.43 0.09 78.40 12:50:03 1 16.80 0.00 0.65 0.05 0.09 82.41 12:50:03 2 17.71 0.00 0.62 0.06 0.09 81.52 12:50:03 3 17.13 0.00 0.69 3.40 0.08 78.70 13:00:03 all 8.53 0.00 0.42 0.02 0.07 90.96 13:00:03 0 8.62 0.00 0.39 0.03 0.07 90.89 13:00:03 1 8.49 0.00 0.43 0.01 0.07 91.00 13:00:03 2 8.24 0.00 0.37 0.03 0.07 91.29 13:00:03 3 8.76 0.00 0.47 0.02 0.07 90.68 13:10:01 all 10.37 0.00 0.48 0.03 0.08 89.05 13:10:01 0 10.00 0.00 0.47 0.01 0.09 89.43 13:10:01 1 10.59 0.00 0.45 0.01 0.08 88.88 13:10:01 2 10.51 0.00 0.56 0.04 0.09 88.80 13:10:01 3 10.37 0.00 0.43 0.05 0.07 89.09 13:20:03 all 10.15 0.00 0.48 0.02 0.08 89.27 13:20:03 0 10.08 0.00 0.49 0.02 0.07 89.33 13:20:03 1 10.29 0.00 0.43 0.02 0.09 89.18 13:20:03 2 10.37 0.00 0.47 0.04 0.08 89.03 13:20:03 3 9.84 0.00 0.53 0.01 0.08 89.54 13:30:03 all 20.08 0.00 0.78 0.05 0.09 79.01 13:30:03 0 19.77 0.00 0.74 0.05 0.08 79.35 13:30:03 1 19.28 0.00 0.74 0.10 0.09 79.78 13:30:03 2 20.99 0.00 0.89 0.03 0.09 77.99 13:30:03 3 20.26 0.00 0.74 0.01 0.09 78.90 13:40:01 all 10.77 0.00 0.53 0.03 0.09 88.58 13:40:01 0 10.86 0.00 0.56 0.02 0.09 88.47 13:40:01 1 11.06 0.00 0.52 0.02 0.09 88.31 13:40:01 2 10.54 0.00 0.52 0.05 0.09 88.79 13:40:01 3 10.61 0.00 0.51 0.04 0.09 88.75 Average: all 23.60 0.00 1.02 0.31 0.09 74.97 Average: 0 23.39 0.00 0.99 0.58 0.09 74.94 Average: 1 23.87 0.00 1.06 0.07 0.09 74.91 Average: 2 23.63 0.00 1.01 0.12 0.09 75.15 Average: 3 23.52 0.00 1.03 0.48 0.09 74.89