---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-15989 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 716 11544 3 3728 14930 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:12:52:39 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.186/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79032sec preferred_lft 79032sec inet6 fe80::f816:3eff:fe12:5239/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:d0:e2:d7:00:07 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-15989) 02/19/26 _x86_64_ (4 CPU) 10:16:54 LINUX RESTART (4 CPU) 10:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:03 80.98 3.00 74.43 3.55 729.42 32881.43 31080.10 10:40:29 71.40 20.27 48.06 3.06 296.36 5075.03 3632.17 10:50:01 33.71 23.32 9.88 0.52 361.95 286.62 493.26 11:00:07 6.60 0.11 6.21 0.28 5.10 188.45 776.17 11:10:05 7.26 0.06 6.78 0.42 3.98 252.63 1042.09 11:20:01 21.74 0.04 20.77 0.92 1.21 839.05 814.54 11:30:05 23.07 0.08 7.26 15.73 2.22 249.68 209362.45 11:40:00 4.59 0.02 4.37 0.20 1.13 137.05 73.23 11:50:01 7.44 0.01 7.09 0.35 1.06 249.83 174.76 12:00:29 4.62 0.03 4.42 0.17 0.97 147.78 48.03 12:10:26 9.76 0.39 8.97 0.41 10.28 565.23 253.98 Average: 24.74 4.27 18.13 2.34 127.90 3729.77 22594.16 10:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:03 4692416 15301976 624252 3.81 237552 10166336 1325876 7.61 2080100 8854448 4888 10:40:29 223944 2646892 13286892 81.15 253364 2225276 14124144 81.07 1905912 13723972 584 10:50:01 4643192 7187452 8749524 53.44 261140 2339012 9439624 54.18 2014348 9203532 424 11:00:07 11916608 14478692 1463460 8.94 261892 2356064 2199660 12.63 2024476 1962728 5352 11:10:05 12648284 15307236 634724 3.88 265760 2444900 1328784 7.63 2043624 1192440 81972 11:20:01 10456996 13193328 2748244 16.79 269228 2518468 3547824 20.36 2068820 3370512 11728 11:30:05 8505668 11274376 4665804 28.50 270436 2549580 5365668 30.80 2075472 5305096 372 11:40:00 12479708 15283632 658536 4.02 270896 2584348 1669180 9.58 2078124 1334792 16696 11:50:01 7206036 10030820 5908860 36.09 271728 2604376 6703468 38.48 2081844 6592652 344 12:00:29 8603128 11451212 4489080 27.42 272560 2626852 5220336 29.96 2084476 5196128 40 12:10:26 8334952 11311512 4628636 28.27 276324 2746152 5167732 29.66 2100428 5438512 220 Average: 8155539 11587921 4350728 26.57 264625 3196488 5099300 29.27 2050693 5652256 11147 10:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:03 lo 1.73 1.73 1.78 1.78 0.00 0.00 0.00 0.00 10:30:03 ens3 93.85 63.32 1395.83 6.56 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 10:40:29 lo 30.91 30.91 19.85 19.85 0.00 0.00 0.00 0.00 10:40:29 ens3 2.43 2.14 0.70 1.47 0.00 0.00 0.00 0.00 10:40:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 lo 35.30 35.30 13.96 13.96 0.00 0.00 0.00 0.00 10:50:01 ens3 1.77 0.82 0.36 0.22 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:07 lo 10.56 10.56 4.46 4.46 0.00 0.00 0.00 0.00 11:00:07 ens3 0.70 0.41 0.12 0.08 0.00 0.00 0.00 0.00 11:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:05 lo 11.77 11.77 6.94 6.94 0.00 0.00 0.00 0.00 11:10:05 ens3 0.96 0.52 0.26 0.19 0.00 0.00 0.00 0.00 11:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 lo 12.55 12.55 6.32 6.32 0.00 0.00 0.00 0.00 11:20:01 ens3 1.52 0.91 0.32 0.22 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:05 lo 19.86 19.86 10.49 10.49 0.00 0.00 0.00 0.00 11:30:05 ens3 0.95 0.70 0.22 0.17 0.00 0.00 0.00 0.00 11:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:00 lo 28.75 28.75 10.16 10.16 0.00 0.00 0.00 0.00 11:40:00 ens3 1.08 0.57 0.32 0.22 0.00 0.00 0.00 0.00 11:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:01 lo 19.08 19.08 10.83 10.83 0.00 0.00 0.00 0.00 11:50:01 ens3 0.76 0.67 0.15 0.12 0.00 0.00 0.00 0.00 11:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:29 lo 17.26 17.26 9.67 9.67 0.00 0.00 0.00 0.00 12:00:29 ens3 0.86 0.55 0.21 0.15 0.00 0.00 0.00 0.00 12:00:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:26 lo 21.24 21.24 10.27 10.27 0.00 0.00 0.00 0.00 12:10:26 ens3 1.41 1.03 0.50 0.38 0.00 0.00 0.00 0.00 12:10:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.96 18.96 9.54 9.54 0.00 0.00 0.00 0.00 Average: ens3 9.66 6.51 127.09 0.89 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-15989) 02/19/26 _x86_64_ (4 CPU) 10:16:54 LINUX RESTART (4 CPU) 10:20:01 CPU %user %nice %system %iowait %steal %idle 10:30:03 all 29.81 0.00 1.74 19.85 0.11 48.48 10:30:03 0 26.66 0.00 1.60 23.18 0.12 48.44 10:30:03 1 30.00 0.00 1.76 21.02 0.12 47.10 10:30:03 2 32.81 0.00 1.86 18.04 0.10 47.20 10:30:03 3 29.77 0.00 1.76 17.17 0.10 51.19 10:40:29 all 60.06 0.00 2.25 0.53 0.14 37.01 10:40:29 0 60.29 0.00 2.33 0.39 0.15 36.84 10:40:29 1 60.45 0.00 2.22 0.65 0.15 36.54 10:40:29 2 59.93 0.00 2.16 0.72 0.14 37.06 10:40:29 3 59.57 0.00 2.30 0.39 0.13 37.60 10:50:01 all 21.33 0.08 0.85 0.11 0.10 77.53 10:50:01 0 20.49 0.10 0.87 0.11 0.10 78.32 10:50:01 1 22.18 0.06 0.83 0.08 0.11 76.74 10:50:01 2 21.03 0.14 0.82 0.19 0.10 77.71 10:50:01 3 21.62 0.00 0.87 0.08 0.10 77.33 11:00:07 all 10.57 0.00 0.44 0.02 0.08 88.89 11:00:07 0 10.10 0.00 0.49 0.02 0.07 89.31 11:00:07 1 10.72 0.00 0.44 0.03 0.08 88.74 11:00:07 2 10.79 0.00 0.45 0.03 0.08 88.65 11:00:07 3 10.66 0.00 0.39 0.01 0.07 88.86 11:10:05 all 15.00 0.00 0.57 0.04 0.08 84.31 11:10:05 0 15.04 0.00 0.52 0.04 0.07 84.33 11:10:05 1 14.47 0.00 0.58 0.06 0.08 84.81 11:10:05 2 15.04 0.00 0.61 0.04 0.09 84.23 11:10:05 3 15.44 0.00 0.59 0.02 0.08 83.87 11:20:01 all 31.59 0.00 1.02 0.07 0.08 67.23 11:20:01 0 30.32 0.00 0.91 0.06 0.08 68.62 11:20:01 1 32.18 0.00 1.16 0.14 0.09 66.42 11:20:01 2 31.58 0.00 1.04 0.03 0.08 67.27 11:20:01 3 32.29 0.00 0.99 0.04 0.08 66.60 11:30:05 all 14.99 0.00 0.56 0.04 0.07 84.33 11:30:05 0 14.99 0.00 0.54 0.00 0.07 84.40 11:30:05 1 14.41 0.00 0.56 0.09 0.07 84.86 11:30:05 2 15.23 0.00 0.54 0.03 0.08 84.12 11:30:05 3 15.34 0.00 0.60 0.04 0.07 83.94 11:40:00 all 8.72 0.00 0.48 0.02 0.07 90.72 11:40:00 0 9.01 0.00 0.43 0.01 0.07 90.49 11:40:00 1 8.57 0.00 0.49 0.02 0.07 90.85 11:40:00 2 8.90 0.00 0.50 0.02 0.07 90.50 11:40:00 3 8.38 0.00 0.49 0.04 0.07 91.03 11:50:01 all 16.36 0.00 0.57 0.05 0.08 82.93 11:50:01 0 16.31 0.00 0.53 0.08 0.08 83.00 11:50:01 1 16.35 0.00 0.48 0.05 0.09 83.03 11:50:01 2 16.64 0.00 0.64 0.06 0.09 82.57 11:50:01 3 16.15 0.00 0.63 0.01 0.07 83.13 12:00:29 all 8.51 0.00 0.48 0.02 0.07 90.92 12:00:29 0 8.40 0.00 0.45 0.03 0.07 91.06 12:00:29 1 8.78 0.00 0.53 0.03 0.07 90.59 12:00:29 2 8.72 0.00 0.56 0.01 0.07 90.64 12:00:29 3 8.16 0.00 0.37 0.03 0.07 91.38 12:10:26 all 14.90 0.00 0.59 0.05 0.08 84.39 12:10:26 0 15.61 0.00 0.60 0.02 0.07 83.70 12:10:26 1 14.86 0.00 0.61 0.03 0.08 84.42 12:10:26 2 14.82 0.00 0.63 0.04 0.08 84.43 12:10:26 3 14.29 0.00 0.53 0.11 0.07 85.00 Average: CPU %user %nice %system %iowait %steal %idle Average: all 21.16 0.01 0.87 1.89 0.09 75.98 Average: 0 20.74 0.01 0.85 2.17 0.09 76.15 Average: 1 21.27 0.01 0.88 2.02 0.09 75.74 Average: 2 21.50 0.01 0.89 1.74 0.09 75.77 Average: 3 21.14 0.00 0.87 1.62 0.08 76.29